The number of bytes of storage occupied by short, int and long are
A. 2, 2 and 4 B. 2, 4 and 4 C. 4, 4 and 4 D. Machine dependent
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When do you not use the keyword 'return' when defining a function?
A. Always B. Never C. When the function returns void D. For function main()
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int i[2], j; int *pi;
i[0] = 1; i[1] = 5; pi = i;
j = *pi + 1 + *(pi + 1)
Value of j after execution of the above statements will be
A. 7 B. 6 C. 4 D. 3
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A function can make the value of a variable available to another by
A. declaring the variable as global variable B. Passing the variable as a parameter to the second function C. Either of the two methods in (A) and (B) D. Neither (A) nor (B)
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Evaluate the following expression as C++ would do :
8 * 9 + 2 * 5
A. 82 B. 79 C. 370 D. 440
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Given below are three different ways to print the character for ASCII code 88. Which is the correct way?
1) char c = 88; cout << c << "\n";
2) cout.put(88);
3) cout << char(88) << "\n";
A. 1 B. 2 C. 3 D. All the three are ok.
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if (i = 0)
printf ("True");
else
printf("False");
Under what conditions will the above print out the string "True"?
A. Never B. Always C. When the value of i is 0 D. When the value of i is not 0
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i = 25;
switch (i) {
case 25: printf("The value is 25\n");
case 30: printf("The value is 30\n");
When the above statements are executed the output will be :
A. The value is 25 B. The value is 30
C. The value is 25
The value is 30 D. None of the above
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count = 0;
for (i=1; i <= 10; i++);
count = count + i;
Value of count after execution of the above statements will be
A. 0 B. 11 C. 55 D. 100
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struct screen_pos
{ int row, col } ;
move_right(cursor)
struct screen_pos *cursor;
{ cursor.col++; } /* This statement has a syntax error */
What is the correct statement?
A. cursor.col = cursor.col + 1; B. col.cursor++; C. *cursor.col++; D. cursor->col++;
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What will be the output for the following piece of code?
cout << (int *) "Home - Mohan Iyer";
A. Nothing B. Home - Mohan Iyer C. Some garbage D. Address of the string "Home - Mohan Iyer"
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Study the following C program :
call_me (myvar)
int myvar;
{ myvar +- 5; }
main()
{
int myvar;
myvar = 3;
call_me(myvar);
printf("%d\n",myvar);
What will be printed?
A. 3 B. 5 C. 8 D. 0
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This is a variation of the call_me function in the previous question:
call_me (myvar)
int *myvar;
{ *myvar += 5; }
The correct way to call this function from main() will be
A. call_me(myvar) B. call_me(*myvar) C. call_me(&myvar) D. call_me()
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typedef enum { html, java, javascript, perl, cgi } lang;
The above statement defines a :
A. Union B. User defined type C. Enumerated variable D. Structure
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What would the following code segment print?
int k = 8;
do
cout << "k = " << k << "\n";
while k++ < 5;
A. 13 B. 5 C. 8 D. Infinite loop
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Which operators cannot be overloaded?
A. Sizeof B. .* C. :: D. All the three
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What does a derived class inherit from a base class?
A. Only the Public members of the base class B. Only the Protected members of the base class C. Both the Public and the Protected members of the base class D. None
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If one class contains another class as a member, in what order are the two class constructors called?
A. Constructor for the member class is called first B. Constructor for the member class is called second C. Only one of the constructors is called D. Compiler error
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cin.ignore(80, _\n_);
This statement
A. ignores all input B. ignores the first 80 characters in the input C. ignores all input till end-of-line D. ignores all input after 80 characters
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main()
{
char *str;
scanf("%s",str);
printf("%s",str); }
The error in the above program is :
A. Variable 'str' is not initialised B. Format control for a string is not %s C. Parameter to scanf is passed by value. It should be an address D. Incorrect syntax
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