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149 Cards in this Set
- Front
- Back
A computer __ unit houses the main circuit board, microprocessor, storage devices, and network card.
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system
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Personal computers are available in a variety of __ factors, such as tower units, mini-cases, and all-in-one units.
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form
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The iPad is an example of a classification of portable computers called __.
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tablets
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Small ___ computers are typically middle-of-the-line models that are not loaded with memory, fancy graphics cards, or audio systems.
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business
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There are three personal computer ___: PCs, Macs, and Linux
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platforms
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A personal computer with an Intel Core i7 microprocessor is likely to operate at a speed of 1.86 ___.
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GHz
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A(n) ___ side bus is circuitry that transports data to and from the processor.
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front
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4004, 8088, Athlon, and Pentium are all types of __.
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processors
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DDR2, virtual, and volatile are terms that apply to __.
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RAM
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The instructions for loading the operating system into RAM when a computer is first turned on are stored in ___.
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ROM
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Access ___ is typically faster for random-access devices than for sequential-access devices.
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time
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A magnetic storage device uses a read-___ head to magnetize particles that represent data
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write
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A hard disk drive that is rated at a speed of 7200 ___ will give you faster access to your data than a drive rated at 5400.
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rpm
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CD-R technology allows you to write data on a disc, and then change that data. True or False?
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False
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A(n) ____ uses the same storage technology as a USB flash drive, but is not designed to be removable.
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SSD
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On a multi-touch trackpad, you can use various __ to move the pointer, zoom, and scroll.
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gestures
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A widescreen computer display with a 16:9 ___ carries a W designation
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aspect ratio
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One type of graphics circuitry, referred to as __ graphics, is built into a computer's system board
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integrated
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Most ink jet printers use ___ color that require four ink colors.
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CYMK
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A(n) ___ port provides one of the fastest, simplest ways to connect peripheral devices.
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USB
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A power ___ is a sudden increase or spike in electrical energy, affecting the current that flows to electrical outlets.
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surge
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A(n) ___ can provide power to keep your computer, network, and Internet connection operational during a power outage.
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UPS
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If your computer's built-in fans don't provide an adequate level of cooling, you can place it on a chill mat. True or False?
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True
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When using Windows, you can troubleshoot hardware problems by logging into the BSoD. True or False?
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False
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___ Mode is a stripped down version of Windows that is designed for troubleshooting.
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Safe
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The core of a personal computer system includes the computer system ___, display device, keyboard, and mouse.
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unit
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Personal computers come in several varieties of ___ factors.
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form
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A(n) ___ computer fits on a desk, runs on power from an electrical wall outlet, and can be housed in a horizontal case or vertical ___ case.
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desktop, tower
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A(n) ___ computer is a small, lightweight personal computer with screen, keyboard, storage, and processing components integrated into a single unit that runs on power supplied by an electrical outlet or a battery.
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portable
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Three categories of these computers are notebook computers, netbooks, and ___ computers.
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tablet
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Although the Mac platform was not previously __ with the PC platform, the situation is changing now that Intel Macs use the same __ as PCs.
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compatible, processor
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Consumers can sometimes save money by installing upgrades after purchase; however, replacing a(n) ___ is difficult and not recommended.
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microprocessor
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Some computer owners make unauthorized modifications called __ to their computer systems.
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mods
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The microprocessor is a(n) ___ circuit, which is designed to process data based on a set of instructions.
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integrated
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Microprocessor performance can be measured by the speed of the microprocessor ___.
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clock
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A specification such as 3.33 GHz means that the microprocessor operates at a speed of 3.33 ___ cycles per second.
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billion
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Most personal computers only contain one main microprocessor, but today's multi-___ processors contain the circuitry for multiple microprocessors.
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core
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Random ___ memory is a special holding area for data, program instructions and the __ system.
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access, operating
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The speed of RAM circuitry is measured in __ or in megahertz (MHz).
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nanoseconds
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RAM is different from disk storage because it is ___, which means that it can only hold data when the computer power is turned on.
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volatile
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Computers also contain Read ___ memory, which is a type of memory that provides a set of "hard-wired" instructions that a computer uses to boot up.
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only
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A third type of memory, called by its acronym ___, is a non-volatile chip that contains configuration settings, such as hard disk size and RAM capacity.
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EEPROM
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___ storage technologies, such as hard disks, floppy disks, and tapes, store data as magnetized particles.
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Magnetic
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A hard disk drive provides multiple __ for data storage that are sealed inside the drive case to prevent airborne contaminants from interfering with the read-write heads.
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platters
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___ storage technologies store data as a series of __ and lands on the surface of CDs, DVDs, or BDs.
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Optical, pits
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Storage technologies, such as CD-___, are often used for distributing software, but you cannot alter the disc's contents.
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ROM
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___ technology allows you to write data on a CD, DVD or BD, but you cannot delete or change that data.
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Recordable
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Rerecordable or __ technology only allows you to write and erase data on a CD, DVD or BD
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Rewriteable
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___ state storage technologies, such as USB flash drives, store data by activating electrons in a microscopic grid of circuitry.
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Solid
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Most computer systems include a keyboard and some type of ___ device for basic data ___.
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pointing, input
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___ technology produces an image by filtering light through a layer of liquid crystal cells.
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LCD
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Image quality for a display device is a factor of resolution, screen size, dot __, viewing angle width, response __, and color ___.
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pitch, rate, depth
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A typical computer display device and a(n) ___ card.
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graphics
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For printed output, most personal computer owners select __ jet printers, although __ printers are a popular option when low operating costs and high duty cycle are important.
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ink, laser
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A(n) __ matrix printer is sometimes used for back-office applications and printing multipart forms.
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dot
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Installing a peripheral device is not difficult when you remember that it uses the __ bus to make a connection between the computer and peripheral device.
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expansion
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Many of today's peripherals connect to a(n) __ port.
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USB
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If the right type of port is not built into your computer, you might to add a(n) __ card.
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expansion
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For trouble-free computer use, it is important to secure and regularly __ your computer equipment.
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maintain
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Computers can be protected from power __ by connecting to a surge strip.
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surges
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A(n) ___ power supply can also protect against surges, plus it can supply back up power in case of a power outage.
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uninterruptable
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Keeping your computer's __ vents free of dust can help to keep its temperature within operational levels.
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fan
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Problems such as the blue screen of ___ require troubleshooting.
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death
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Booting into __ Mode can also be a helpful step in the troubleshooting process.
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Safe
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You are thinking about upgrading the microprocessor in your four-year-old computer, which has a 2.6 GHz Pentium microprocessor and 512 MB of RAM. Would it be worthwhile to spend $500 to install an Intel Core i5 processor? Yes or no?
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No
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You're in the process of booting up your computer and suddenly the screen contains an assortment of settings for date and time, hard disk drive, and memory capacity. You surmise that these settings are stored in __, and that they are best left unmodified.
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EEPROM
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You're looking for a portable storage device that you can use to transport a few files between your home computer and your school computer lab. The school lab computers have no floppy disk drives, but do have USB ports. You should be able to transport your files using a USB ___ drive.
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flash
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You want to add a storage device to your computer that reads CD-ROMs, DVD-ROMs, DVD-Videos, and CD-Rs. A DVD/CD-RW will do the job. True or false?
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True
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Suppose that you want to purchase a new monitor. A(n) ___ screen offers more environmentally friendly choice than a(n) ___ screen.
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LED, LCD
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Suppose that you volunteer to produce a large quantity of black-and-white leaflets for a charity organization. It is fortunate that you have access to a(n) __ printer with a high duty cycle and low operating costs.
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laser
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The word ___ is a relatively old part of computer jargon that originally referred to any device that was not part of the CPU,
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peripheral
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Over time, even small, repeated power surges can shorten your PC's life. True or false?
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True
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Solid state storage technology is an ideal choice for storing data on mobile devices and transporting data from one device to another. True or false?
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True
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Solid state storage provides fast access to data because it does not include any moving parts. True or false?
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True
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The following are examples of peripheral devices EXCEPT __.
A. a scanner B. a CPU C. speakers D. a printer |
B. a CPU
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The number of hard disk platters in a hard disk drive has no bearing on the disk's data storage capacity. True or false?
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False
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A(n) __ is a type of tablet computer that features a touch-sensitive screen that can be used instead of a keyboard.
A. netbook B. slate C. all-in-one computer D. subnotebook |
B. slate
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A processor with a 32-bit __ size has 32-bit registers and processes 32 bits at a time.
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word
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The ___ technology used in today's touch screen registers a change in the electrical current when you touch the screen.
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resistive
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If you have a notebook computer that runs on battery power, there is no need to include a UPS in your home network. True or false?
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False
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If you see the specification "48X CD-RW + 16X DVD-RW/+R with double layer write capacity" in a computer ad, which of the following would NOT be true about the device?
A. It would read and write CDs and DVDs. B. It is faster than a hard disk drive. C. It will not play or write BDs. D. It will read CD-ROMs and play DVD movies |
B. It is faster than a hard disk drive.
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The memory card used in a digital camera is an example of __ access technology because it can go directly to any one of the photos stored on it.
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random
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Most personal computer systems are equipped with a __ as the primary input device
A. mouse B. joystick C. keyboard D. printer |
C. keyboard
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You should never spray a cleaner directly on the computer screen. True or false?
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True
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In __ processing, the processor must complete all steps in the instruction cycle before it begins to execute the next instruction.
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serial
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__ are customized computers that sport radical modifications, such as see-through cases and lighted cables.
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Mods
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Within a computer, data travels from one component to another over circuits called a data __.
A. bus B. port C. relay D. card |
A. bus
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Suppose you have several financial files that are very important. Which of the following would be the most durable storage medium to use for these files?
A. Hard disk B. Tape C. Floppy disk D. CD |
D. CD
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With a standard desktop computer, you use a mouse as your primary pointing device; however, you cannot use a mouse with a notebook computer. True or false?
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False
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The term storage __ refers to a storage device and the media it uses.
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system
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The trend today is for manufacturers to install trial software that you can use for free for a few months. To continue using the software beyond the trial period, however, you have to pay for it. Such software is "included" but not "free." True or false?
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True
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When you first turn on your computer, the __ BIOS tells the computer how to access the hard disk, find the operating system and load it into RAM.
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ROM
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Peripheral devices can be added to a computer system to enhance the system's functionality. True or false?
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True
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__ yourself means releasing static electricity by using a special wristband or by touching both hands to a metal object.
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Grounding
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Unlike disk storage, most RAM is __, which means it requires electrical power to hold data.
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volatile
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One nanosecond is one millionth of a second. True or false?
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False
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RAM speed can be expressed in MHz (millions of cycles per second). Just the opposite of nanoseconds, higher MHz ratings mean faster speeds. For example, 675 MHz is faster than 400 MHz RAM. True or false?
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True
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The process of storing data is often referred to as writing data or __ a file.
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saving
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Every action a processor performs is measured in __, the processor's smallest unit of time.
A. bits B. bytes C. cycles D. processor numbers |
C. cycles
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Hard disk technology is preferred as the main type of storage for most computer systems because __.
A. it is economical B. it provides lots of storage capacity. C. it provides fast access to files D. all of the above |
D. all of the above
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Typically, today's microprocessors are housed in a PGA (pin grid array) chip package. True or false?
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True
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Which of the following would typically require the least amount of RAM?
A. e-mail B. desktop publishing C. video editting D. gaming |
A. e-mail
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Another name for a USB flash drive is __.
A. SSD B. thumb drive C. SD card D. all of the above |
B. thumb drive
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A(n) ___, also referred to as a minilaptop or subnotebook, is a scaled-down version of the standard clamshell-style notebook computer.
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netbook
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Hotplugging is the term used for connecting or disconnecting a peripheral device while the computer is operating. True or false?
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True
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An all-in-one computer is classified as a desktop. True or false?
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True
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Which of the following upgrades would be the most difficult for the average computer owner?
A. Replace the processor B. Add memory C. Switch to a wireless keyboard and mouse D. Add a second display screen |
A. Replace the processor
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There are three personal computer platforms in use today: Windows, Mac, and ___.
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Linux
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Technically, dot __ is the distance in millimeters between like-colored pixels, which are the small dots of light that form an image.
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pitch
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__ refers to the circuitry that transports data to and from the microprocessor.
A. Cache B. FSB C. Pipelining D. CISC |
B. FSB
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An alternative to an external drive, you can install storage devices into your computer's system unit case in "parking spaces" called __.
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drive bays
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A personal computer display system consists of __.
A. a scanner B. a graphics card C. a display device D. B and C |
D. B and C
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RAM speed can be expressed in __.
A. gigahertz B. megahertz C. nanoseconds D. both B and C |
D. both B and C
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A tablet computer is a portable computing device with a touch-sensitive screen that can be used as a writing or drawing pad. True or false?
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True
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Storage ___ is the amount of data that can be stored in a given area of a storage medium, such as the surface of a disk.
A. access time B. density C. transfer rate D. capacity |
B. density
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A display device's viewing __ width indicates how far to the side you can still clearly see the screen image.
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angle
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If your computer does not have enough USB ports for all your peripheral devices, you can use a DVI expansion card, True or False?
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False
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A(n) __ printer uses the same technology as a photocopier to paint dots of light onto a light-sensitive drum.
A. dot matrix B. ink jet C. laser D. duplex |
C. laser
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Ink jet printers are used primarily for "back office" applications that demand low operating costs and dependability, but not high print quality. True or false?
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False
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The contents of read-only memory (ROM) do not get deleted when you turn off your computer. True or false?
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True
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A ___ computer fits on a desk, is tethered to a wall outlet, and does not run on batteries.
A. notebook B. tablet C. portable D. none of the above |
D. none of the above
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If you have a limited budget, it's a good idea to buy a computer with a slower processor because it's easy to replace the processor with a faster one at a later date. True or false?
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False
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If Windows encounters a critical problem that is keeping it from operating normally, it might start up in __ Mode.
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Safe
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CD, DVD, and Blu-ray storage technologies are classified as __ storage.
A. optical B. magnetic C. solid-state D. fiber optic |
A. optical
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A USB __ drive plugs directly into a computer's USB port.
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flash
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Personal computers are available in all sorts of __ factors.
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form
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On PCs, you typically have to use the __ Remove Hardware icon before you disconnect an external hard drive or USB flash drive.
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Safely
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A(n) __-powered USB hub is required for connecting scanners, printers, and external hard disk drives.
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self
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A(n) __ is a device that not only provides surge protection, but also provides your computer with battery backup power during a power outage.
A. surge protector B. surge suppressor C. UPS D. surge stripe |
C. UPS
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An optical mouse uses an onboard chip to track a light beam as it bounces off a surface such as a desk, clipboard or mousepad. True or false?
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True
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Most of today's personal computers use SDRAM. True or false?
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True
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With price tags under $1,000, small business computers remain cost-effective because they are not loaded with memory, fancy graphics cards, or audio systems typical on home or media computers. True or false?
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True
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Vertical storage produces higher storage capacity than horizontal storage. True or false?
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True
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If your notebook computer feels warm to the touch, you might be able to extend its life by placing it on a __ mat.
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cooling
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Three technologies are commonly used for computer display devices: LCD, LED, and HGTV. True or false?
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False
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A disk drive with a 15ms access time is faster than a drive with an access time of 8ms. True or false?
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False
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Data stored on magnetic media can be altered by magnetic fields? True or false?
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True
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The segment of the data bus to which peripheral devices connect is called the __ bus or external bus.
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expansion
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The number of colors a monitor can display is referred to as color depth or __ depth.
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bit
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Suppose that you're looking for a really high-resolution, wide screen computer display. Which one of the following offers the highest resolution?
A. WQXGA B. VGA C. XGA D. Wide XGA |
A. WQXGA
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Hard disk and tape storage technologies can be classified as __ storage, which means that data is stored by magnetizing microscopic particles on a disk or tape surface.
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magnetic
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A ___ leaves an indelible tattoo on your computer equipment and makes it virtually impossible to resell your computer.
A. tie-down bracket B. STOP plate C. security plate D. sensor alarm |
B. STOP plate
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There are three types of storage technologies commonly used for personal computers: __, optical, and solid state.
A. fiber optic B. magnetic C. electronic D. random access |
B. magnetic
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A large cache can increase computer performance. True or false?
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True
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A printer's __ cycle, usually measured in pages per month, helps determine how many pages a printer is able to churn out.
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duty
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__ can cause extremely large power surges and consequently poses a real threat to your computer equipment.
A. A UPS B. DC conversion C. Overclocking D. Lightning |
D. Lightning
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You can plug an expansion card into an expansion __, which is a long, narrow socket on the system board.
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slot
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Which one of the following processors is NOT an AMD product?
A. Core 2 Duo B. Athlon C. Opteron D. Turion |
A. Core 2 Duo
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Examples of storage media are hard disk drives, CD drives, DVD drives, and flash drives. True or false?
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False
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