Ovals are used to represent starting and ending points in the ________.

July 6, 2021 in C and CPP

Ovals are used to represent starting and ending points in the ________.

A. void B. calling function C. stdio.h
D. goto E. 4/8 F. flowchart
G. 8/16 H. exit I. return
J. logical operators K. garbage L. ->

4.1 ________ breaks the normal sequential execution of the program.
4.2 Ovals are used to represent starting and ending points in the ________.
4.3 ________ are used when we want to test more than one condition and make decision.
4.4 A pointer variable contains ________ until it is initialized.
4.5 When a function returns a structure, it must be assigned to a structure of identical type in the
________.
4.6 A float is ________ bytes wide, whereas a double is ________ bytes wide.
4.7 The ________ operator can be used to access structures elements using a pointer to a
structure variable.
4.8 The keyword used to transfer control from a called function back to the calling function is
________.
4.9 If a function return type is declared as ________ it cannot return any value.
4.10 Input/output function prototypes and macros are defined in ________.

July 6, 2021 in C and CPP

Size of short integer and long integer can be verified using the sizeof() operator.

2.1 Size of short integer and long integer can be verified using the sizeof() operator.
2.2 The expression a[0] and *a[0] are same for int a[100].
2.3 A structure can contain similar or dissimilar elements.
2.4 Right shift of an unsigned integer by one bit is equivalent to multiplying it by two.
2.5 Functions can be called either by value or by reference.
2.6 Bounds of the array index are checked during execution.
2.7 Every time we supply new set of values to the program at command prompt, we need to
recompile the program.
2.8 If the two strings are found to be unequal then strcmp returns difference between the first nonmatching pair of characters.
2.9 Singly-linked lists contain nodes which have a data field as well as a next field, which points to the next node in the linked list.
2.10 In computer programming, the translation of source code into object code is done by a compiler.

July 6, 2021 in C and CPP

Which of the following functions is used to free the allocated memory?

1.10 Which of the following functions is used to free the allocated memory?
A) remove(var-name);
B) free(var-name);
C) delete(var-name);
D) dalloc(var-name);

July 6, 2021 in C and CPP

If a file is open in ‘write’ mode, then

1.9 If a file is open in ‘write’ mode, then
A) If it does not exist, an error is returned
B) If it does not exist, it is created
C) If it exists, then data is written at the end
D) If it exists, error is returned

July 6, 2021 in C and CPP

In C, if you pass an array as an argument to a function, what actually gets passed?

1.8 In C, if you pass an array as an argument to a function, what actually gets passed?
A) Value of elements in array
B) First element of the array
C) Base address of the array
D) Address of the last element of array

July 6, 2021 in C and CPP

Which of the following statement is correct about the following program?

1.7 Which of the following statement is correct about the following program?
#include<stdio.h>
long fun(int num)
{
int i;
long f=1;
for(i=1; i<=num; i++)
f = f * i;
return f;
}
A) The function calculates the value of 1 raised to power num
B) The function calculates the square root of an integer
C) The function calculates the factorial value of an integer
D) None of the above

July 6, 2021 in C and CPP

How many times “DOEACC” will get printed?

1.6 How many times "DOEACC" will get printed?
#include<stdio.h>
int main()
{
int x;
for(x=-1; x<=10; x++)
{
if(x < 5)
continue;
else
break;
printf("DOEACC");
}
return 0;
}
A) Infinite times
B) 11 times
C) 0 times
D) 10 times

July 6, 2021 in C and CPP

We can combine the following two statements into one using

1.5 We can combine the following two statements into one using
char *p;
p = (char*) malloc(100);
A) char p = *malloc(100);
B) char *p = (char) malloc(100);
C) char *p = (char*)malloc(100);
D) char *p = (char *)(malloc*)(100);

July 6, 2021 in C and CPP

Which header file should be included to use functions like malloc() and calloc()?

1.4 Which header file should be included to use functions like malloc() and calloc()?
A) memory.h
B) stdlib.h
C) string.h
D) dos.h

July 6, 2021 in C and CPP

The default storage class of a ‘C’ variable is

1.3 The default storage class of a ‘C’ variable is
A) auto
B) static
C) extern
D) register