PPSC Lecturer of Computer Science past papers

Lecturer Computer Science Test 11 Online Preparation MCQs

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There will be 25 multiple choice question in the test.
Answer of the questions will change randomly each time you start this test.
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Test Instructions:-
Test Name	Lecturer Computer Science
Subject	Computer Science Test 11
Test Type	MCQs
Total Questions	25
Total Time	20 Minutes
Total Marks	100

You have 20 minutes to pass to the quiz.

Lecturer Computer Science Practice Test 11

1 / 25

The famous Moore’s Law predicts __________

Exponential Decrease in number of Transistors in Integrated Circuit.

Exponential Increase in Transistor Switching in Integrated Circuit

Exponential Decrease of Transistor Size in Integrated Circuit

Exponential Increase in number of Transistors in Integrated Circuit.

2 / 25

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

Control unit

All of above

ALU

Primary Storage

3 / 25

In which addressing mode, the effective address of the operand is generated by adding a constant value to the contents of register?

indirect mode

immediate mode

index mode

absolute mode

4 / 25

A default catch block catches:

any thrown object that has not been caught by an earlier catch blo ck

all thrown objects that have been caught by an earlier catch block

no thrown objects

all thrown objects

5 / 25

Number of possible post ordered trees with 3 nodes A,B,C is:

6 / 25

Which server-side technique is available in Asp.NET?

Application states

Database support

Session states

Both A and B

7 / 25

The name for the ways that computer manipulate data into information is called:

Processing

Programming

Organizing

Storing

8 / 25

How can you access the font size tool on formatting toolbar?

Ctrl + P

Ctrl + Shift + P

Ctrl + Shift + S

Ctrl + S

9 / 25

What is the main purpose of integration testing?

Design error

Procedure errors

Interface errors

None of the above

10 / 25

Which of the following statements is wrong ?

memory allocation is the time required for a gate to change its state

Operating speed is the maximum frequency at which digital data can be appli ed to a gat

Fan-in of a gate is always equal to fan-out of the same gate

Noise immunity is the amount of noise which can be applied to the input of a gate without causing the gate to change state

11 / 25

To locate a data items for storage is:

Database

Fetch

Field

Feed

12 / 25

By default, ASP.NET sessionDsin……………..

Database

Global variable

Cache

13 / 25

If h is any hashing function and is used to hash n keys in to a table of size m, where n<=m, the expected number of collisions involving a particular key x is :

Less than m

Less than n

Less than n/2

Less than 1

14 / 25

Batch processing is appropriate if:

only a small computer system is available

only a few transactions are involved

none of the above

large computer system is available

15 / 25

The concept of logarithm is defined indirectly by the definition of ……………

Monotonically increasing function

Ceiling function

Exponential

Floor Function

16 / 25

Is the Data Type in IsPostback property?

string

int

bit

Boolean

17 / 25

The UNIX operating system is written in the ………………….language.

FORTRAN

COBOL

Binary

C-Language

18 / 25

Which of the following declarations are illegal?

char str = “hello”.

Char str = “hello”;

Void ptr;

cons tint p1;

19 / 25

monitor’s …… is the distanc e between the holes in the mask behind the sc reen. This helps determine how sharp the dots appear:

Dot pitch

Resolution

Refresh rate

Color depth

20 / 25

The command “gdb sanfoundy”

none of the mentioned

will create executable for debugging

will prov ide all errors present in the file “sanfoundry”

will start debugging for the file “sanfoundry” if the file is c ompiled with -g option with GCC

21 / 25

Which of the following base class do all web forms inherit form:

document class

page class

Window class

web class

22 / 25

…………………methods are used with application object to ensure only one process accesses, a variable at a time:

Synchronize

Synchronize ()

lock () and unlock ()

thread lock

23 / 25

What is auto negotiation?

a security algorithm

a procedure by which two connected devices choose common transmission parameters

none of the mentioned

a routing algorithm

24 / 25

Which of the following is to be implemented for. Net remote server object?

Isinglecall

IMarshalbyvalue

ISeriaiizable

Unknown

25 / 25

Time during which a job is processed by the computer is:

Real time

Execution time

Delay time

Down time

Your score is

The average score is 0%

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