UGC NET COMPUTER SCIENCE SOLVED MODEL PAPER FOR DECEMER 2016

UGC  NET COMPUTER SCIENCE SOLVED MODEL PAPER FOR DECEMER 2016

1. Consider an arbitrary set of CPU-bound processes with unequal CPU burst lengths submitted at the same time to a computer system. Which one of the following process scheduling algorithms  would minimize the average waiting time in the ready queue?

(a) Shortest remaining time first

(b) Round-robin with time quantum less than the shortest CPU burst

(c) Uniform random

(d) Highest priority first with priority proportional to CPU burst length

Ans.: a

2. Match the following :

List – I                        List - II

(A) Boot block (i) Information about file system

(B) Super block (ii) Information about file

(C) Inode table (iii) Storage space

(D) Data block (iv) Code for making OS ready

Which one is true?

(a) (A)-(iv), (B)-(i), (C)-(ii), (D)-(iii)

(b) (A)-(i), (B)-(ii), (C)-(iv), (D)-(iii)

(c) (A)-(iv), (B)-(ii), (C)-(i), (D)-(iii)

(d) (A)-(i), (B)-(iii), (C)-(ii), (D)-(iv)

Ans.:a

3. A page fault means that we referenced a page

(a) outside the memory boundaries (b) with an incorrect I/O request

(c) that was not insecondary storage (d) that was not in main memory

Ans.:d

UGC NET COMPUTER SCIENCE SOLVED MODEL PAPER FOR JULY 2016

UGC NET COMPUTER SCIENCE SOLVED MODEL PAPER FOR JULY 2016

1. Consider the following statements-

(a) Depth - first search is used to traverse a rooted tree.

(b) Pre - order, Post-order and Inorder are used to list the vertices of an ordered rooted tree.

(c) Huffman's algorithm is used to find an optimal binary tree with given weights.

(d) Topological sorting provides a labelling such that the parents have larger labels than their children.

Which of the above statements are true ?

        A. (a) and (b)

B. (c) and (d)

C.  (a) , (b) and (c)

D.  (a), (b) , (c) and (d)

Ans.:D

2.  Which of the following, in C++, is inherited in a derived class from base class ?

     A.     constructor

B.     destructor

C.      data members

D.     virtual methods

Ans.:C

 3. Drop Table cannot be used to drop a Table referenced by ------ constraint.

(a) Primary key (b) Sub key (c) Super key (d) Foreign key   

                        A.     (a)

B.                 (a), (b) and (c)

C.                  (d)

D.                 (a) and (d)

Ans.:C

UGC NET DECEMBER 2015 RESULTS

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Best of luck.

UGC NET EXAM IN JULY 2016

UGC NET EXAM IN JULY

UGC NET EXAM NOTIFICATION TO BE RELEASED ON APRIL 12^TH 2016.

LAST DATE TO APPLY FOR THE EXAM IS 12^TH MAY

EXAM ON JULY 10^TH 2016.

PREPARE WELL.

ALL THE BEST FRIENDS.

WITH REGARDS,

Tanveer Khan

http://www.netcomputerscience.in

UGC NET COMPUTER SCIENCE SOLVED MODEL PAPER FOR JULY 2016 EXAM

UGC NET COMPUTER SCIENCE SOLVED  MODEL PAPER FOR JULY 2016 EXAM

      1.    Every time attribute A appears, it is matched with the same value of attribute B, but not the same

value of attribute C. Therefore, it is true that:

(A) A → B

(B) A → C

(C) A → (B,C).

(D) (B,C) → A.

Ans.: A

2. In the relational model, relationships between relations or tables are created by using:

(A) Composite keys.

(B) Determinants.

(C) Candidate keys.

(D) Foreign keys

Ans.:D

3. A tuple is a(n) :

(A) Column of a table.

(B) Two dimensional table.

(C) Row of a table

(D) Key of a table.

Ans.:C

GENERAL KNOWLEDGE SOLVED MODEL SET-2

GENERAL KNOWLEDGE SOLVED MODEL SET-2

16. A variable that is presumed to cause a change in another variable is called a(n):

(a) categorical variable

(b) dependent variable

(c) independent variable

(d) intervening variable

Ans.:c

17. The major pollutant from automoblie exhaust is

(a) NO

 (b) CO

(c) SO2

(d) Soot

Ans.:a

18. The green house gases, otherwise called radioactivelyactive gases includes

(a) Carbon dioxide

(b) CH4

(c) N2O

(d) All of these

Ans.:d

UGC NET G.K. AND TEACHING MODEL SOLVED PAPER 1

UGC NET G.K. AND TEACHING MODEL SOLVED PAPER 1

1. Which of the following statement/s is/are correct.

1. The directive principles are meant to establish Political Democracy.

2. The directive principles are meant to establish Social Democracy.

3. The directive principles are meant to establish Economic Democracy.

(a) 1 only. (b) 2 & 3 only. (c) 1 & 3 only. (d) 1, 2 & 3.

Ans.: b

2. Which of the following statement/s is/are correct.

1. Fundamental Rights enjoy legal supremacy over Directive principles.

2. The parliament can amend the Fundamental Rights for implementing the directive principles.

(a) 1 only. (b) 2 only. (c) Both. (d) None

Ans.: c

3. OHP means ______.

(a) On Head Projector

(b) On Hand Projection

(c) Over Head Projector

(d) Over Hand Projection

Ans.:c

UGC NET COMPUTER SCIENCE SOLVED PAPER SET-2

UGC NET COMPUTER SCIENCE SOLVED PAPER SET-2

21. Find the suitable match for the following:

List – I List – II

A. DDL i. Rename

B. DML ii. Select

C. BASIC Operation iii. Set Difference

D. BINARY Operation iv. Drop

(a) A- ii, B-I, C- iii, D- iv (b) A- I, B- ii, C- iv, D- iii

(c) A-iv, B- ii, C- iii, D- i (d) A- iv, B- ii, C- i, D- iii

Ans.:d

22. Specialization Lattice stands for

(a) An entity type can participate as a subclass in only one specialization.

(b) An entity type can participate as a subclass in more than one specialization.

(c) An entity type that can participate in one specialization.

(d) An entity type that can participate in one generalization.

Ans.:b

23. Overlay is

(a) a part of an operating system

(b) a specific memory location

(c) a single contiguous memory that was used in the olden days for running large programs byswapping.

(d) overloading the system with many user files.

Ans.:c

UGC NET COMPUTER SCIENCE SOLVED MODEL PAPER SET-1

UGC NET COMPUTER SCIENCE SOLVED MODEL PAPER SET -1

1. Which of the following statements is false?

(a) Every NFA can be converted to an equivalent DFA

(b) Every non-deterministic Turing machine can be converted to an equivalent deterministic Turing machine.

(c) Every regular language is also a context-free language

(d) Every subset of recursively enumerable set is recursive.

Ans.: d

2. Task of the lexical analysis

(a) To parse the source program into the basic elements or tokens of the language

(b) To build a literal table and an identifier table

(c) To build a uniform symbol table

(d) All of these

Ans.:d

3. Which of the following is not correct?

(a) feasible solution of an LPP is independent of the objective function

(b) the feasible region of an LPP must be a convex set

(c) the feasible region for a constraint is restricted if its ‘ ’ or ‘ ’ sign is replaced by a ‘=’ sign.

(d) it is not possible to obtain feasible solution of an LPP by graphical method.

Ans.:d