C PROGRAMMING

How would you round off a value from 1.66 to 2.0?

• ceil(1.66)
• floor(1.66)
• roundup(1.66)
• roundto(1.66)

Point out the error in the following program 

• No error
• display() doesn't get invoked
• display() is called before it is defined
• None of these

In which order do the following gets evaluated
1.Relational
2.Arithmetic
3.Logical
4.Assignment

• 2134
• 1234
• 4321
• 3214

What will be the output of the program?

• Hello
• Hi Hello
• No output
• Infinite loop

How will you print \n on the screen?

• printf("\n");
• echo "\\n";
• printf('\n');
• printf("\\n");

What function should be used to free the memory allocated by calloc() ?

• dealloc();
• malloc(variable_name, 0)
• free();
• memalloc(variable_name, 0)

A good algorithm must be: 

• replacable
• simple 
• open-ended
• detailed

What is the output of C Program.?

int main()

{

int a=5;

while(a >= 3);

{

printf("RABBIT\n");

break;

}

printf("GREEN");

return 0;

}

• GREEN

• RABBIT GREEN

• RABBIT is printed infinite times

• None of the above

What is the output of C Program.?

int main()

{

int a=25;

while(a <= 27)

{

printf("%d ", a);

a++;

}

return 0;

}

• 25 25 25

• 25 26 27

• 27 27 27

• Compiler error

What is the output of C Program.?

int main()

{

int a=32;

do

{

printf("%d ", a);

a++;

}

while(a <= 30);

return 0;

}

• 32

• 33

• 30

• No Output