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PRF 192 - FE (1). Top Exam Questions & Answers. Rated A+
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PRF 192 - FE (1). Top Exam Questions & Answers. Rated A+ Given the code below char ch; scanf("%c",$ch); printf("%c",ch); A user enters "abcd" from the console What is printed? A. Blank (nothing) B. Compile error C. a D. abcd - C. a Given x, y, z are of floating-point type, which o...

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  • August 12, 2023
  • 20
  • 2023/2024
  • Exam (elaborations)
  • Questions & answers

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  • prf 192 fe 1 top exam questions amp answers ra

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PRF 192 - FE (1). Top Exam Questions &
Answers. Rated A+

Given the code below

char ch;

scanf("%c",$ch);

printf("%c",ch);

A user enters "abcd" from the console

What is printed?

A. Blank (nothing)

B. Compile error

C. a

D. abcd - ✔✔C. a



Given x, y, z are of floating-point type, which of following C expression is INCORRECT?

A. All of others

B. x = y . z

C. x = y -> z

D. x= y ^ z - ✔✔A. All of others



Which is the INCORRECT statement?

A. In the buffered type, the program can respond to each and every keystroke directly.

B. Input to a program may be buffered or unbuffered .

C. Buffered input enables data editing before submission to a program.

D. A buffer is a region of memory that collects and holds data temporarily. - ✔✔A. In the buffered type,
the program can respond to each and every keystroke directly.

,Given the code below

int a=1;

int i=7;

if (a || i++)

i++;

printf("%d',i);

What is the output?

A. 7

B. 8

C. 9

D. other - ✔✔B. 8



What does the function feof(FILE*fp) return if our program has not attempted to read the end of file
mark?

A. Does not return anything

B. 1

C. 0

D. -1 - ✔✔C. 0



Which of the following are NOT TRUE about function?

A. A function may receive data and may return a value.

B. A function definition consists of a header and a body.

C. A function can receive more than one parameter.

D. Variable cannot passed to the function. - ✔✔D. Variable cannot passed to the function.



What is the output?

void fun1(int a, int b) {

a++;

b++;

, }

main() {

int x=5, y=10;

fun1(x,y);

printf("%d %d", x,y);

return 0;

}

A. 11 6

B. 10 5

C. 5 10

D. 6 11 - ✔✔C. 5 10



Why hexadecimal and octal representations are used for sets of bits?

A. Because these representations are considerably shorter and more convenient.

B. Because they are larger than bit unit.

C. Because modern computers process and store information in hexadecimal and octal digits. - ✔✔A.
Because these representations are considerably shorter and more convenient.



What is the output?

#include<stdio.h>

#include<string.h>

#include<ctype.h>

void main() {

char str[] = "xyzt";

int len = strlen(str);



for(int i=0; i < len; i++)

{

if(i%2 == 1)

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