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Standard Library Functions - C Programming MCQ Questions and Answers

Learn competitive and Technical Aptitude C programming mcq questions and answers on Standard Library Functions with easy and logical explanations. Page-6 section-1

Each section contains 100 MCQs on Standard Library Functions .
51
What is the name of the function that is used to convert multibyte character to wide character?
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Answer & Solution
Answer: Option B
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52
The header file assert.h of the C Standard Library defines . . . . . . . . macro.
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Answer & Solution
Answer: Option D
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53
The macro offset expands to a constant of type . . . . . . . .
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Answer & Solution
Answer: Option A
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54
LC_COLLATE affects strcoll() and strxfrm() functions.
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Answer & Solution
Answer: Option A
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55
What will be the output of the following C code?
double x=1.8;
printf("%.2lf",floor(x));
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Answer & Solution
Answer: Option D
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56
Which of the following is not defined under the header file stddef.h?
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Answer & Solution
Answer: Option C
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57
Which of the following library functions is used to read location dependent information?
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Answer & Solution
Answer: Option B
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58
The function computes the hyperbolic cosine of x.
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Answer & Solution
Answer: Option C
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59
What will be the output of the following C code?
double log (double -x);
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Answer & Solution
Answer: Option C
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60
What will be the output of the following C code? (By date we mean: date, month and year)
#include<stdio.h>
#include<stdlib.h>
#include<time.h>
int main()
{
    time_t ct;
    time(&ct);
    printf("%s\n",ctime(&ct));
}
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Answer & Solution
Answer: Option C
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