91. When the scope resolution operator is used before a variable name, the compi
ID: 3627408 • Letter: 9
Question
91. When the scope resolution operator is used before a variable name, the compiler is instructed to use a(n) ____ variable.a. integer c. local
b. global d. character
____ 92. Smaller programs containing a few functions should ____ contain global variables.
a. never c. usually
b. almost never d. always
____ 93. The time dimension of a variable’s scope is referred to as the variable’s ____.
a. execution time c. lifetime
b. compile time d. processing time
____ 94. A local variable that is declared as ____ causes the program to keep the variable and its latest value, even when the function that declared it is finished executing.
a. auto c. extern
b. static d. register
____ 95. Once a global variable is created, it exists until ____.
a. control is returned to the calling function
b. the program in which it is declared is finished executing
c. control is returned to the called function
d. the computer is turned off
____ 96. The misuse of globals does not apply to ____, which typically are global.
a. arguments c. function prototypes
b. return values d. local variables
____ 97. If a(n) ____ technique is not used, rand() will always produce the same series of random numbers.
a. randomization c. seeding
b. optimizing d. efficient
____ 98. The ____ class provides a set of methods that include easy insertion and removal of characters from a string.
a. char c. exception
b. ISO d. string
____ 99. Pressing the Enter key at the terminal generates a newline character, ‘ ’, which is interpreted by getline() as ____.
a. the end of data input c. the end-of-line entry
b. the end of a block of data d. a keyboard error
____ 100. If the optional third argument is omitted when getline() is called, the default terminating character is ____.
a. not defined c. the newline (‘ ’) character
b. the right brace (}) d. the extraction (>>) operator
Explanation / Answer
91. When the scope resolution operator is used before a variable name, the compiler is instructed to use a(n) ____ variable.
b. global
____ 92. Smaller programs containing a few functions should ____ contain global variables.
usually
____ 93. The time dimension of a variable’s scope is referred to as the variable’s ____.
lifetime
____ 94. A local variable that is declared as ____ causes the program to keep the variable and its latest value, even when the function that declared it is finished executing.
b. static
____ 95. Once a global variable is created, it exists until ____.
c. control is returned to the called function
____ 96. The misuse of globals does not apply to ____, which typically are global.
a. arguments
____ 97. If a(n) ____ technique is not used, rand() will always produce the same series of random numbers.
c. seeding
____ 98. The ____ class provides a set of methods that include easy insertion and removal of characters from a string.
d. string
____ 99. Pressing the Enter key at the terminal generates a newline character, ‘ ’, which is interpreted by getline() as ____.
c. the end-of-line entry
____ 100. If the optional third argument is omitted when getline() is called, the default terminating character is c. the newline (‘ ’) character
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