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RRB JE (IT) : Technical Revision 4

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Question 1

A constructor is called whenever

Question 2

Consider the following declaration
main()
{
int i = 2; n =3;
if( i < 5)
{
for( ; n <=4; n++)
{
printf(“%d”,n);
}
}
}
Considering the complexity for the condition is O(2)
What will be complexity for above code

Question 3

Total number of function keys in a computer keyboard?

Question 4

Which of the following system software resides in main memory always?

Question 5

Which of the following is not a goal of Software Development Specification?

Question 6

In a two-pass compiler which of the following is done in 1st phase?

Question 7

What does an assembler do?

Question 8

Consider the following program fragment

if (a > b)

if (b > c)

s1;

else s2;

s2 will be executed if

Question 9

Which of the following is not a storage class supported by C++?

Question 10

The SELECT statement

SELECT 'There' FROM DUAL WHERE 1 = NULL;

outputs

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Aug 20GATE & PSU CS