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Technical Questions Asked In Atos

Technical Questions

1.Which of the following is correct declaration for a pointer to a function that returns a float ?

A.float f();
B.float *f();
C.float (*f) ();
D.float* (*f)();

ANSWER & EXPLANATION

Answer : Option C.

2.Which of the following connect different computers by LAN?

A.Cable and modem
B.Cable and interface card
C.Modem and interface card
D.Special wires and telephone lines

ANSWER & EXPLANATION

Answer : Option B.

3.Which of the following is true about overloaded functions?

A.They are a group of functions with the same name
B.They all have the same number and types of arguments
C.They may fail unexpectedly due to stress
D.All of these

ANSWER & EXPLANATION

Answer : Option A.

4.What is the first element in a sting ?

A.The name of the string
B.The length of the string
C.The address of the string
D.The first character in the string

ANSWER & EXPLANATION

Answer : Option A.

5.What is the usually used unit of measuring the speed of data transmission ?

A.Baud
B.Bytes per second
C.bits per second
D.megabytes per second

ANSWER & EXPLANATION

Answer : Option A.

6.The symbol << :

A.is called the insertion operation
B.is called the output operator
C.is called the extraction operator
D.a and b both

ANSWER & EXPLANATION

Answer : Option D.

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