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DBMS MCQS OF COMPUTER SCIENCE EXAMS

1. What is DBMS?
It is a collection of programs that helps the user to create and maintain a database.

2. What is database system?
 It is a combination of database and DBMS software.

3. Merits of DBMS:
 Control redundancy.
Restrict unauthorized access 
Allow multiple user interfaces
Enforce integrity constraints
Provide backup and recovery.

4.What are the levels of  Levels of abstraction?

Data Structures MCQS for UGC Net Computer Science

Data Structures solved question and answers 

1. What is Data structure?
Ans.: The logical or mathematical representation of data.
It is way of organizing data that considers the data stored and also their relationship with each other.

2. Applications of data structures in computer science
Ans.: Compiler design
DBMS
Artificial intelligence
Statistical analysis
Numerical analysis
Graphics
Operating system
Simulation

3. What is the minimum number of queue needed to implement priority queue?

UNIX and OS Important material for UGC NET Computer Science Exam

                                                 Unix and OS Solved MCQS

1. The data structure used by UNIX to maintain file identification is
Ans.: inode
Explanation: Every file has a separate inode and unique inode number.

2. What does the command 'wc' perform in unix?
Ans.: It performs word count.
Side note: 'wc-c' counts number of characters in a file.
'wc-l' counts lines in a file.

3. What meant by redirection?
Ans.: It is used to direct the flow of data to the file or from the file for input or output of another file.


 4. Difference between absolute path and relative path
Ans.: Absolute path: Exact path from root directory.
Relative path: Relative to current path.

UGC NET paper 1 General knowledge and Aptitude Question and answers

                                  Model question and answers on G.K. and Aptitude

1. Sociogram technique is used to study
Ans.: Human relations

2. A message beneath a message is
Ans.: Sub-text

3. In a cetain code, PAN is written as 31 PAR as 35 then PAT can be written as
Ans.: 37

OOPS AND OOAD important questions for UGC NET computer science

                                       C++

1. What is the difference between a pointer and reference?
Ans.: A pointer can both be initialized and assigned whereas
A reference can only be initialized.

Explanation:
int w, *x, &y;
x=&w;

2. When does memory leak occur?
Ans.: Memory leak occurs when the program loses the ability to free a block of dynamically allocated memory.

3. Operators that cannot be overloaded?
Ans.: sizeof  .   .*  .->   ::   ?:

Important Computer Science MCQS for UGC NET 2013

Important questions for UGC NET Computer Science 2013

Hi Friends!

The exam UGC NET Computer Science June 2013 is not far away.

So I have planned to post some vital question and answers to steer up your preparation.

1. The graphical representation of a transition of finite automata is 

Ans.: State Diagram 

2. The logic family used for high speed operations is

Ans.: ECL(Emitter Control Logic)

3. A variable that holds the memory address of another object is

Ans.: Pointer

Paper 3 UGC NET Computer Science MCQS 2013

Computer Science Question and answers

1. A virtual function is generally defined in
Ans.: Derived class

2. A Nor gate generally recognizes inputs whose bits are
Ans.: 0's
Explanation: NOR Gate

A	B	___ A+B
0	0	1
0	1	0
1	0	0
1	1	0

3. The output of a logic gate is 1 when all its inputs are at logic 0 then the gate is

Ans.: a NOR or an EX-NOR

Explanation:NOR Gate

A	B	___ A+B
0	0	1
0	1	0
1	0	0
1	1	0

EX-NOR Gate:

A	B	Ex-Nor
0	0	1
0	1	0
1	0	0
1	1	1

4. An optimal scheduling algorithm in terms of minimizing average waiting time of a given set of processes is

Ans.: Shortest Job First scheduling algorithm

General Knowledge Paper-1 material for UGC NET and all competitive exams

G.k. and Aptitude Questions

1. The employability of present day students is greatly enhanced by

Ans.: Development of soft skills

2. Value education stand for

Ans.: Inculcating virtues and culture to students

3. The great charter of Indian education is

Ans.: Lord Maculays minutes(1835)

4. Navodoya Vidyalayas are established for

Ans.: Rural talented students

UGC NET COMPUTER SCIENCE SYLLABUS AND SCHEME OF EXAM

Welcome Friends!

This site is specially dedicated to everyone in general and to those preparing for UGC NET and SET of various universities in particular.

What is SET/NET exam?

SET exam is conducted by the respective state university recognized by UGC.
Passing SET exam will enable the qualified candidate to get a job as assistant professor in a college/university in the respective state to which he belongs.
NET exam is conducted by UGC itself and passing this exam makes a candidate eligible for getting a job as assistant professor in any Indian University/College all over India.

Qualification:

You Got to be a Post Graduate in a particular subject(example:Computer Science or any subject).

Note:You got to start preparation soon to clear it in your first attempt. 

You can even write this exam during your final semester of your post graduation.

Scheme of exam:

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At www.netcomputerscience.in, the privacy of our visitors is of extreme importance to us. This privacy policy document outlines the types of personal information is received and collected by www.netcomputerscience.in and how it is used.

About Us

The blog is basically aimed to help aspirants preparing for various computer science competitive exams especially UGC NTA NET/JRF/SET/DRDO/PGT exams in Computer Science.
This blog will act as an eye opener and quick refresher guide for your successful career.



With regards,
Tanveer, M.Sc., NET,SET.,
ASSISTANT PROFESSOR. 

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