Mix Questions #1

Front 1

A company installs a new mail server. Which of the following DNS records need to be configuredto allow the organization to receive email?

Back 1

MX -Mail Exchange

Hint 1

A.CNAME

B.MX

C.PTR

D.A

Front 2

The administrator modifies a rule on the firewall, and now all the FTP users cannot access theserver any longer. The manager calls the administrator and asks what caused the extremedowntime for the server. In regards to the manager's inquiry, which of the following did theadministrator forget to do FIRST?

Back 2

A. Submit a change request

Hint 2

A. Submit a change request

B.Schedule a maintenance window

C.Provide notification of change to users

D.Document the changes

Front 3

A network administrator noticed that when one computer goes down, all the other computers in theoffice will not work. Which of the following topologies is in use?

Back 3

Bus

Hint 3

A.Star

B.Ring

C.Hybrid

D.Bus

E.Mesh

Front 4

There has been an increased amount of successful social engineering attacks at a corporateoffice. Which of the following will reduce this attack in the near future?

Back 4

C.User awareness training

Hint 4

A.Helpdesk training

B.Appropriate use policy

C.User awareness training

D.Personal Identifiable Information

Front 5

The human resource department has been moved to an area which is more than 60 meters awayfrom the nearest IDF. In order to comply with the SLA which requires that 10Gb speeds beprovided, which of the following media will need to utilized?

Back 5

CAT6e

Hint 5

A.CAT6e

B.CAT5e

C.802.11n

D. 802.11ac

Front 6

While troubleshooting, a technician notices that some clients using FTP still work and that pings tothe local router and servers are working. The technician tries to ping all known nodes on thenetwork and they reply positively, except for one of the servers. The technician notices that pingworks only when the host name is used but not when FQDN is used. Which of the followingservers is MOST likely down?

Back 6

DNS server

Hint 6

A.WINS server

B.Domain controller

C.DHCP server

D.DNS server

Front 7

An area to which access is controlled by retina scan is protected by which of the following securitymeasure types?

Back 7

Biometric

Hint 7

A.Two-factor authentication

B.Biometric

C.Cipher locks

D.Optical reader

E.Proximity reader

Front 8

Which of the following ports should be allowed to provide access to certain VoIP applications?

Back 8

5060

Hint 8

A.110

B.139

C.1720

D.5060

Front 9

Which of the following should be used to ensure a specific device always receives the same IPaddress?

Back 9

Reservation

Hint 9

A.IP helper

B.Reservation

C.Address lease

D.DHCP scope

E.DHCP relay

Front 10

Users connecting to an SSID appear to be unable to authenticate to the captive portal. Which ofthe following is the cause of this issue?

Back 10

RADIUS

Hint 10

A.WPA2 security key

B.SSL certificates

C.CSMA/CA

D.RADIUS

Front 11

A company owns four kiosks that are in close proximity within a shopping center. The owner isconcerned about someone accessing the internet via the kiosk's wireless network. Which of thefollowing should be implemented to provide wireless access only to the employees working at thekiosk?

Back 11

MAC filtering

Hint 11

A.Firewall

B.Web filtering

C.MAC filtering

D.Host-based antivirus

Front 12

Which of the following applies to data as it travels from Layer 1 to Layer 7 of the OSI model?

Back 12

De-encapsulation

Hint 12

A.Tagging

B.Encapsulation

C.Tunneling

D.De-encapsulation

Front 13

A T1 line has lost connectivity to the ISP. The ISP has instructed the technician to place aloopback on a device connecting the T1 line to their central office. On which of the followingdevices will the technician implement the loopback?

Back 13

Channel service unit

Hint 13

A.Channel remote module

B.Fiber optic modem

C.Channel service unit

D.Digital subscriber line modem

Front 14

Routing prefixes which are assigned in blocks by IANA and distributed by the Regional InternetRegistry (RIR) are known as which of the following?

Back 14

Autonomous system number

Hint 14

A.Network handle

B.Autonomous system numberC.Route aggregation

D.Top level domain

Front 15

QoS operates at which of the following OSI model layers? (Select TWO)

Back 15

B.Layer 2

C.Layer 3

Hint 15

A.Layer 1

B.Layer 2

C.Layer 3

D.Layer 5

E.Layer 7

Front 16

A client reports that half of the marketing department is unable to access network resources. Thetechnician determines that the switch has failed and needs to replace it. Which of the followingwould be the MOST helpful in regaining connectivity?

Back 16

Configuration backup

Hint 16

A.VLAN configuration

B.Network diagram

C.Configuration backup

D.Router image

Front 17

Ann, a system administrator, is troubleshooting an issue with a DNS server. She notices that thesecurity logs have filled up and that they need to be cleared from the event viewer. She recalls thisbeing a daily occurrence. Which of the following solutions would BEST resolve this problem?

Back 17

Install an event management tool

Hint 17

A.Increase the maximum log size

B.Log into the DNS server every hour to check if the logs are fullC.Install an event management tool

D.Delete the logs when full

Front 18

Which of the following protocols were designed to avoid loops on a Layer 2 network? (SelectTWO)

Back 18

Spanning tree

802.1d

(IEEE MAC Bridges standard which includes Bridging, Spanning Tree and others. )

Hint 18

A.OSPF

B.RIPv2

C.802.1q

D. Spanning tree

E.802.1d

F.QoS

Front 19

While implementing wireless access points into the network, one building is having connectivityissues due to light fixtures being replaced in the ceiling, while all other buildings' connectivity isperforming as expected. Which of the following should be exchanged on the access pointsinstalled in the building with connectivity issues?

Back 19

Antenna

Hint 19

A.UTP patch cables

B.Antenna

C.Power adapter

D.Security standard

Front 20

A technician is attempting to resolve an issue with users on the network not being able to accesswebsites. The technician pings the default gateway and DNS servers successfully. Pinging awebsite by URL is unsuccessful but using a known IP address is successful. Which of thefollowing will resolve the issue?

Back 20

Enable port 53 on the firewall

Hint 20

A.Update the HOST file with the URLs for all websites

B.Use NSLOOKUP to resolve URLs

C.Ensure ICMP messages can pass through the firewall

D.Enable port 53 on the firewall

Front 21

The Chief Information Officer (CIO) of an organization is concerned that the current locally-hosted,software threat solution is not agile enough. The CIO points to specific examples of zero-daythreats that have recently taken a day or more to receive patches. The IT team is tasked withfinding a solution that has a better chance of stopping emerging threats and stopping zero-daythreats more quickly. Which of the following solutions would have the BEST chance of meetingthese goals?

Back 21

Stateful firewall

Hint 21

A.Stateful firewall

B.Premise-based IDS

C.Host-based IDS

D.Cloud-based anti-malware

Front 22

A network technician was tasked to install a network printer and share it to a group of five humanresource employees. The technician plugged the device into a LAN jack, but was unable to obtainan IP address automatically. Which of the following is the cause of the problem?

Back 22

DHCP scope

Hint 22

A.DNS

B.Wrong TCP port

C.Split horizon

D.DHCP scope

Front 23

A technician is configuring a computer lab at a school. The computers need to be able tocommunicate with each other, but students using the computers should not be able to access theinternet. Which of the following rules on the firewall should the technician configure for the labcomputers?

Back 23

Block all WAN to LAN traffic

Hint 23

A.Block all LAN to LAN traffic

B.Block all LAN to WAN traffic

C.Block all WAN to LAN traffic

D.Block all WLAN to WAN traffic

Front 24

A network administrator is noticing slow responds times from the server to hosts on the network.After adding several new hosts, the administrator realizes that CSMA/CD results in networkslowness due to congestion at the server NIC. Which of the following should the networkadministrator do to correct the issue?

Back 24

Add additional network cards to the server

Hint 24

A.Add a honeypot to reduce traffic to the server

B.Update the Ethernet drivers to use 802.3

C.Add additional network cards to the server

D. Disable CSMA/CD on the network

Front 25

A technician wants to update the organization's disaster recovery plans. Which of the following willallow network devices to be replaced quickly in the event of a device failure?

Back 25

Archives/backups

Hint 25

A.Vendor documentation

B.Archives/backups

C.Proper asset tagging and labeling

D.Network Baseline