Programming Quiz 8

Front 1

In C++, a C-string is a sequence of characters stored in consecutive memory, terminated by a ________.

Back 1

null character

Front 2

This function will return true if its argument is a printable character other than a digit, letter, or space.

Back 2

ispunct

Front 3

The strcpy function's arguments are:

Back 3

two addresses

Front 4

This function converts a C-string to an integer and returns the integer value.

Back 4

atoi

Front 5

The statement:

char var1 = tolower('A');

will result in:

Back 5

var1 storing the ASCII value for lower case 'a'.

Front 6

To define a C-string that will store students' last names of up to 25 characters in length, which is an appropriate statement?

Back 6

char lastName[26];

Front 7

To change a character argument from lower to upper case, use this function.

Back 7

toupper

Front 8

A practical application of this function is to allow a user to enter a response of 'y' or 'Y' to a prompt.

Back 8

tolower or toupper

Front 9

True/False: C++ 11 introduces a function named to_string that converts a numeric value to a string object.

Back 9

true

Front 10

To determine whether a character is whitespace, use this function.

Back 10

isspace

Front 11

The null terminator stands for this ASCII code.

Back 11

0

Front 12

This library function reverses the order of a C-string.

Back 12

None of these

Front 13

To use the strlen function in a program, you must also write #include ________.

Back 13

<cstring>

Front 14

Which statement converts the string "10" to the integer value 10?

Back 14

atoi("10")

Front 15

This function concatenates the contents of one C-string with another C-string.

Back 15

strcat

Front 16

To test whether a character is a printable character, use this function.isprint

Back 16

isprint

Front 17

Look at the following statement.

if (!isdigit(var1))

The expression being tested by this statement will evaluate to true if var1 is:

Back 17

both an alphabetic character and a symbol such as $ or &

Front 18

True/False: You may use the <, >, <=, >=, ==, and != relational operators to compare string objects.

Back 18

true

Front 19

This function accepts pointers to two C-strings and an integer argument, which indicates how many characters to copy from the second C-string to the first.

Back 19

strncpy

Front 20

A library function that can find one C- string inside another is:

Back 20

strstr