Computer interview questions – page 51

Super computers are mainly useful for

1. A.Mathematical- intensive scientific applications
2. B.Data-retrieval operations
3. C.Input-output intensive processing
4. D.All of these

Which of the following does require the real time support?

1. A.Missile guidance system
2. B.Reservation system
3. C.Process control system
4. D.All of these

Which character is used to indicate the end of the string?

1. A.Any alphabet
2. B.A
3. C.Null
4. D.None of these

Each element of a structure can be _____

1. A.Read and printed as a separate data item
2. B.Printed as a separate data item
3. C.Read as a separate data item
4. D.None of these

In the for loop structure, which statement is present?

1. A.Assign statement
2. B.Alter statement
3. C.Both (a) and (b)
4. D.None of these

When the computer is waiting for the input?

1. A.Files are selected
2. B.The cursor is blinking in the VDU screen
3. C.Menu will appear on the screen
4. D.None of these

Which can be included in a string constant using the escape sequences?

1. A.Apostrophe (')
2. B.Question mark (?)
3. C.Double quotes (")
4. D.All the above

The Library functions used for _____ are kept in the header file called stdio.h.

1. A.I/O purpose
2. B.Mathematical functions
3. C.Keywords
4. D.Functions

The ___ statement is used in the loops to skip a part of the loop and continue the next cycle of the loop.

1. A.Continue
2. B.If
3. C.Switch
4. D.Break

To deal each element of the array separately _____ are used.

1. A.Arrays
2. B.Structures
3. C.Loops
4. D.Control statements

Which of the following format infers that data is displayed is a string?

1. A.d
2. B.f
3. C.g
4. D.s

A floating point constant can be expressed in

1. A.Exponential form
2. B.Fractional form
3. C.Both forms
4. D.None of these

A friend function can be used to

1. A.allow one class to access an unrelated class
2. B.allow access to classes whose source code is unavailable
3. C.increase versatility of an over-loaded operator
4. D.avoid arguments between classes

Which of the following is not an arithmetic operator?

1. A.+
2. B.*
3. C.%
4. D.&

Which of the following character is used to terminate an instruction in a C program?

1. A., (comma)
2. B.: (colon)
3. C.. (period)
4. D.; (semicolon)

In _____ we have to instruct the computer in each and every step.

1. A.Code
2. B.Pseudo code
3. C.Algorithm
4. D.Flow chart

Which of the following is responsible for coordinating various operations using tuning signals?

1. A.Input/output unit
2. B.Memory unit
3. C.Arithmetic logic unit
4. D.Control unit

Which of the following tools is not normally used during system analysis?

1. A.Question check-list
2. B.System flow chart
3. C.Grid chart
4. D.Program flow chart

Which of the following computers is the least powerful?

1. A.Mainframe computer
2. B.Super computer
3. C.Minicomputer
4. D.Microcomputer

The process of copying data from a memory location is called

1. A.Reading
2. B.Writing
3. C.Hand shaking
4. D.Controlling

Which of the following memories is an optical memory?

1. A.Floppy disk
2. B.Core memory
3. C.CD-ROM
4. D.Bubble Memory

Which of the following software's are needed to satisfy user's specific processing requirements?

1. A.DTP software
2. B.Graphics software's
3. C.Application software
4. D.Systems software

A computer is capable of performing almost day task, provided that it can be

1. A.Reduced to a series of logical steps
2. B.Analysed
3. C.Memorized
4. D.Coded

Processors of all computers, whether micro-mini, or mainframe must have

1. A.Control unit
2. B.ALU
3. C.Primary storage
4. D.All of these

A new technology which provides the ability to create an artificial world and have people interact with it is called?

1. A.Televirtuality
2. B.Virtual reality
3. C.Alternative reality
4. D.3-D reality

What is the number of read-write heads in the drive for a S-track magnetic tape?

1. A.9
2. B.16
3. C.18
4. D.27

The && and || operators compare two

1. A.boolean values
2. B.boolean value
3. C.numeric values
4. D.numeric value

The function abort() is declared in the header file

1. A.<math.h>
2. B.<iostream.h>
3. C.<stdio.h>
4. D.<stdlib.h>

In C++, when accessing a structure member, the identifier to the left of the dot operator is the name of

1. A.structure tag
2. B.structure member
3. C.structure variable
4. D.keyword struck

How many values can be returned from a function?

1. A.1
2. B.2
3. C.3
4. D.4