Standard Library Functions - Study Mode

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[#126] Which macro is used in the setlocale() function?

(A) LC_SET

(B) FLT_RADIX 2

(C) LC_MESSAGES

(D) SHRT_MAX

Correct Answer

(C) LC_MESSAGES

[#127] The value returned by the library function mktime(), on failure is . . . . . . . .

(A) -1

(B) 0

(C) 1

(D) -2

Correct Answer

(A) -1

[#128] Which of the following functions decomposes the input string into three pans: an initial, possibly empty, sequence of white-space characters?

(A) strtod()

(B) atof()

(C) atol()

(D) strtol()

Correct Answer

(D) strtol()

[#129] The sig argument specifies the signal, which may be any signal except . . . . . . . . and . . . . . . . .

(A) SIG_DFL, SIG_IGN

(B) SIGKILL, SIGSTOP

(C) SIG_KILL, SIG_STOP

(D) SIGCHLD, SIG_IGN

Correct Answer

(B) SIGKILL, SIGSTOP

[#130] Which function is called repeatedly by bsearch() to compare search elements against the elements in the array?

(A) mblem()

(B) wctomb()

(C) compar()

(D) labs()

Correct Answer

(C) compar()