More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
PPSC Computer Science Full Book test MCQs With Answers
Question # 1
The subject of cybernetics deals with the science of.
Choose an answer
Genetics
Control and communications
Biochemistry
Molecular biology
Previous
Skip
Next
Question # 2
Th strongest quality management action that a systems analysis team can perform is.
Choose an answer
Structured programming
Structured walkthrough
Modular programming.
Object oriented programming
Previous
Skip
Next
Question # 3
The declaration int (*a)[8] : is
Choose an answer
An array of pointers
A pointer to an array
A pointer to a function
Function returning pointer
Previous
Skip
Next
Question # 4
Which operating system reacts in the acutal time.
Choose an answer
Batch system
Quick response system
Real time system
Time sharing system
Previous
Skip
Next
Question # 5
A data terminal serves as an
Choose an answer
Effector
Sensor
Both a and b
Neither a nor b
Previous
Skip
Next
Question # 6
Which tests are designed to confront the program with abnormal situations.
Choose an answer
Recovery testing
Security testing
Stress testing
Usage testing
Previous
Skip
Next
Question # 7
The time period during which a computer is main functioning or not operating correctly due to machine failures is referred as.
Choose an answer
Downtime
Up time
Run time
None
Previous
Skip
Next
Question # 8
When a program is running the value of a constant
Choose an answer
Can be changed
Cannot be used
I always hidden
Cannot be changed
Previous
Skip
Next
Question # 9
An IBM system /36 represents the computer class of.
Choose an answer
Large-scale computer
Super comptuer
Small scale computer
Medium scale computer
Previous
Skip
Next
Question # 10
In the evaluation of computer language all of the following characteristics should be considered except.
Choose an answer
Application oriented features
Efficiency
Readability
Hardware maintenance costs
Previous
Skip
Next
Question # 11
IBM 7000 digital computer.
Choose an answer
Belongs to second generation
Uses VLSI
Employs semiconductor memory
Has modular constructions
Previous
Skip
Next
Question # 12
A computer generated output that lets programmer follow the execution of their programs line by line is a.
Choose an answer
Core dump
Trace routine
Deletail listing
Source listing
Previous
Skip
Next
Question # 13
Parallel port can not connect
Choose an answer
Printers
Scanners
Telephones
Monitors
Previous
Skip
Next
Question # 14
A communication device that combines transmissions from several I/O devices into one line is a.
Choose an answer
Concentrator
Modifier
Multiplexer
Full duplex line
Previous
Skip
Next
Question # 15
The Width of a processors data path is measured in bits which of the following are common data paths.
Choose an answer
8 bits
12 bits
16 bits
32 bits
Previous
Skip
Next
Question # 16
Image video , graphics, data base snapshots and affectionately called.
Choose an answer
BLOBs
Intelligent documents
Internet services
Net work documents
Previous
Skip
Next
Question # 17
Which of the following does not affect the resolution of a video display image.
Choose an answer
Bandwidth
Raster scan rage
Vertical and horizontal lines of resolution
Screen size
Previous
Skip
Next
Question # 18
ALE stand for
Choose an answer
Address latch enable
Address light enable
Address lower enable
Address last enable
Previous
Skip
Next
Question # 19
What does the disk drive of a computer do.
Choose an answer
Rotate the disk
Read the disk
Load a program from the disk into the memory
Both B and C
Previous
Skip
Next
Question # 20
The _______ is a construct that helps analysis to work with users to determine system usage.
Choose an answer
Use case
Actor
Class
Package
Previous
Skip
Next
Question # 21
What is the output of the following program.
#include <studio. h>
int c [10]={1,2,3,4,5,6,7,8,9,10}
main ()
{int a, b =0:
for {a<10;++a)
if c[a]:
[romt f (%d" . n);}
Choose an answer
20
24
25
30
Previous
Skip
Next
Question # 22
The number of arguments for realloc ( ) function is.
Choose an answer
0
1
2
3
Previous
Skip
Next
Question # 23
CISC stand for.
Choose an answer
Computer instruction system computer
Complex instruction set car
Complex instruction set computer
Resource instruction set computer
Previous
Skip
Next
Question # 24
Shortest job First executes first the job.
Choose an answer
With the least processor needs
That first entered the queue
That has been in the queue for the longest
That last entered the queue
Previous
Skip
Next
Question # 25
Pentium pro can address______ of memory.
Choose an answer
4 GB
128 GB
256 GB
512 GB
Previous
Skip
Next
Question # 26
Intel Used HMOS technology to recreate _____
Choose an answer
8084 A
8085 A
8086 A
8088 A
Previous
Skip
Next
Question # 27
The third dimension of the cube is the tet.
Choose an answer
Tactics
Process
data
Program
Previous
Skip
Next
Question # 28
An example of an analog communication method is.
Choose an answer
Laser beam
Micro wave
Voice grade telephone line
All of the above
Previous
Skip
Next
Question # 29
_________ literally means many forms the concept that different Objects can respond to the same message in different ways.
Choose an answer
Composition
Aggregation
Inheritance
Polymorphism
Previous
Skip
Next
Question # 30
The growth of transistor technology in
Choose an answer
1946-1967
1958-1964
1985-1999
None
Previous
Skip
Next
Question # 31
Acceptance test cases are based on what.
Choose an answer
Requirements
Design
Code
Decision table
Previous
Skip
Next
Back