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Recent questions tagged ugcnetcse-jan2017-paper3

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UGC NET CSE | January 2017 | Part 3 | Question: 1
Which of the following is an interrupt according to temporal relationship with system clock? Maskable interrupt Periodic interrupt Division by zero Synchronous interrupt

go_editor asked in CO and Architecture Mar 24, 2020

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4 votes

5 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 2
Which of the following is incorrect for virtual memory? Large programs can be written More I/O is required More addressable memory available Faster and easy swapping of process

go_editor asked in Operating System Mar 24, 2020

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5 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 3
The general configuration of the microprogrammed control unit is given below: What are blocks B and C in the diagram respectively? Block address register and cache memory Control address register and control memory Branch register and cache memory Control address register and random access memory

go_editor asked in CO and Architecture Mar 24, 2020

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UGC NET CSE | January 2017 | Part 3 | Question: 4
Match the following : ... $\text{a-iv, b-ii, c-i, d-iii}$ $\text{a-iv, b-iii, c-ii, d-i}$

go_editor asked in CO and Architecture Mar 24, 2020

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3 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 5
In $8085$ microprocessor, the digit $5$ indicates that the microprocessor needs $-5$ volts, $+5$ volts supply $+5$ volts supply only $-5$ volts supply only $5$ MHz clock

go_editor asked in CO and Architecture Mar 24, 2020

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UGC NET CSE | January 2017 | Part 3 | Question: 6
In $8085$, which of the following performs: load register pair immediate operation? LDAX rp LKLD addr LXI rp, data INX rp

go_editor asked in CO and Architecture Mar 24, 2020

489 views

1 vote

7 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 7
Consider following schedules involving two transactions: $S_{1}: \: r_{1}(X);r_{1}(Y);r_{2}(X);r_{2}(Y);w_{2}(Y);w_{1}(X)$ ... serializable and $S_2$ is not conflict serializable $S_1$ is not conflict serializable and $S_2$ is conflict serializable Both $S_1$ and $S_2$ are not conflict serializable

go_editor asked in Databases Mar 24, 2020

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1 vote

7 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 8
Which one is correct w.r.t. RDBMS? primary key $\subseteq$ super key $\subseteq$ candidate key primary key $\subseteq$ candidate key $\subseteq$ super key super key $\subseteq$ candidate key $\subseteq$ primary key super key $\subseteq$ primary key $\subseteq$ candidate key

go_editor asked in Databases Mar 24, 2020

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4 votes

4 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 9
Let $pk(R)$ denotes primary key of relation $R$. A many-to-one relationship that exists between two relations $R_1$ and $R_2$ can be expressed as follows: $pk(R_2)\rightarrow pk(R_1)$ $pk(R_1)\rightarrow pk(R_2)$ $pk(R_2)\rightarrow R_1 \cap R_2$ $pk(R_1)\rightarrow R_1 \cap R_2$

go_editor asked in Databases Mar 24, 2020

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3 votes

4 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 10
For database relation $R(A,B,C,D)$ where the domains of $A,B,C$ and $D$ include only atomic values, only the following functional dependencies and those that can be inferred from them are: $A \rightarrow C$ $B \rightarrow D$ ... normal form Second normal form but not in third normal form. Both in second normal form as well as in third normal form.

go_editor asked in Databases Mar 24, 2020

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2 votes

6 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 11
Consider the following relation: Works(emp_name, company_name,salary) Here,emp name is primary key. Consider the following SQL query Select emp name From works T where salary > (select avg(salary) from works S where T. company ... all the companies. Find all employees who earn more than the average salary of all employees of their company.

go_editor asked in Databases Mar 24, 2020

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2 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 13
Which of the following statement(s) is/are correct? Persistence is the term used to describe the duration of phosphorescence. The control electrode is used to turn the electron beam on and off. The electron gun creates a source of electrons which are focused into a narrow beam directed at the face of CRT. All of the above

go_editor asked in Others Mar 24, 2020

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2 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 14
A segment is any object described by GKS commands and data that start with CREATE SEGMENT and Terminates with CLOSE SEGMENT command. What functions can be performed on these segments? Translation and Rotation Panning and Zooming Scaling and Shearing Translation, Rotation, Panning and Zooming

go_editor asked in Others Mar 24, 2020

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3 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 15
Match the following : ... $\text{a-iv, b-iii, c-ii, d-i}$ $\text{a-iv, b-ii, c-i, d-iii}$

go_editor asked in Others Mar 24, 2020

437 views

0 votes

2 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 16
Below are the few steps given for scan-converting a circle using Bresenham’s Algorithm. Which of the given steps is not correct? Compute $d= 3-2r$ (where $r$ is radius) Stop if $x>y$ If $d< 0$, then $d=4x+6$ and $x=x+1$ If $d\geq 0$, then $d=4 \ast(x-y)+10, \: x=x+1$ and $y=y+1$

go_editor asked in Computer Graphics Mar 24, 2020

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3 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 17
Which of the following is/are side effects of scan conversion? Aliasing Unequal intensity of diagonal lines Overstriking in photographic applications Local or Global aliasing a and b a,b and c a,c and d a,b,c and d

go_editor asked in Computer Graphics Mar 24, 2020

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3 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 18
Consider a line $AB$ with $A=(0,0)$ and $B=(8,4)$. Apply a simple $DDA$ algorithm and compute the first four plots on this line. $[(0,0),(1,1),(2,1),(3,2)]$ $[(0,0),(1,1.5),(2,2),(3,3)]$ $[(0,0),(1,1),(2,2.5),(3,3)]$ $[(0,0),(1,2),(2,2),(3,2)]$

go_editor asked in Computer Graphics Mar 24, 2020

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5 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 19
Which of the following are not regular? Strings of even number of a’s Strings of a’s , whose length is a prime number. Set of all palindromes made up of a’s and b’s. Strings of a’s whose length is a perfect square. (a) and (b) only (a), (b) and (c) only (b),(c) and (d) only (b) and (d) only

go_editor asked in Theory of Computation Mar 24, 2020

915 views

1 vote

7 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 20
Consider the languages $L_{1}= \phi$ and $L_{2}=\{1\}$. Which one of the following represents $L_{1}^{\ast}\cup L_{2}^{\ast} L_{1}^{\ast}$? $\{\in \}$ $\{\in,1\}$ $\phi$ $1^{\ast}$

go_editor asked in Theory of Computation Mar 24, 2020

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2 votes

6 answers

20

UGC NET CSE | January 2017 | Part 3 | Question: 21
Given the following statements: A class of languages that is closed under union and complementation has to be closed under intersection A class of languages that is closed under union and intersection has to be closed under complementation Which of the following options is ... ) and (b) are true (a) is true, (b) is false (a) is false, (b) is true

go_editor asked in Theory of Computation Mar 24, 2020

1.5k views

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2 answers

21

UGC NET CSE | January 2017 | Part 3 | Question: 22
Let $G= (V,T,S,P)$ be a context-free grammer such that every one of its productions is of the form $A\rightarrow v$, with $\mid v \mid=K> 1$. The derivation tree for any $W \in L(G)$ has a height $h$ ... $\log_{K}|W \mid \leq h \leq \left (\frac{ \mid W \mid - 1}{K-1} \right)$

go_editor asked in Theory of Computation Mar 24, 2020

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1 vote

5 answers

22

UGC NET CSE | January 2017 | Part 3 | Question: 24
A recursive function $h$, is defined as follows: $\begin{array} {} h(m) & =k, \text{if } m=0 \\ &=1, \text{if } m=1 \\ &= 2 h(m-1)+4h(m-2), \text{if } m \geq 2 \end{array}$ If the value of $h(4)$ is $88$ then the value of $k$ is: $0$ $1$ $2$ $-1$

go_editor asked in DS Mar 24, 2020

1.2k views

1 vote

10 answers

23

UGC NET CSE | January 2017 | Part 3 | Question: 26
Station $A$ uses $32$ byte packets t transmit messages to station $B$ using sliding window protocol. The round trip delay between $A$ and $B$ is $40$ milliseconds and the bottleneck bandwidth on the path between $A$ and $B$ is $64$ kbps. The optimal window size of $A$ is $20$ $10$ $30$ $40$

go_editor asked in Computer Networks Mar 24, 2020

2.0k views

0 votes

3 answers

24

UGC NET CSE | January 2017 | Part 3 | Question: 27
Let $G(x)$ be generator polynomial used for CRC checking. The condition that should be satisfied by $G(x)$ to correct odd numbered error bits, will be: $(1+x)$ is factor of $G(x)$ $(1-x)$ is factor of $G(x)$ $(1+x^{2})$ is factor of $G(x)$ $x$ is factor of $G(x)$

go_editor asked in Computer Networks Mar 24, 2020

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0 votes

4 answers

25

UGC NET CSE | January 2017 | Part 3 | Question: 29
In RSA public key cryptosystem suppose $n=p*q$ where $p$ and $q$ are primes. $(e,n)$ and $(d,n)$ are public and private keys respectively. Let $M$ be an integer such that $o< M< n$ and $\phi(n)=(p-1)(q-1)$. Which of the following equations ... I and II I and III II and III I and IV

go_editor asked in Computer Networks Mar 24, 2020

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0 votes

6 answers

26

UGC NET CSE | January 2017 | Part 3 | Question: 30
A node $X$ on a $10$ Mbps network is regulated by a token bucket. The token bucket is filled at a rate of $2$ Mbps. Token bucket is initially filled with $16$ megabits. The maximum duration taken by $X$ to transmit at full rate of $10$ Mbps is ______secs. $1$ $2$ $3$ $4$

go_editor asked in Computer Networks Mar 24, 2020

1.2k views

0 votes

5 answers

27

UGC NET CSE | January 2017 | Part 3 | Question: 34
The minimum number of scalar multiplication required, for parenthesization of a matrix-chain product whose sequence of dimensions for four matrices is $< 5,10,3,12,5> $ is $630$ $580$ $480$ $405$

go_editor asked in Algorithms Mar 24, 2020

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4 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 35
Dijkstra’s algorithm is based on Divide and conquer paradigm Dynamic programming Greedy approach Backtracking paradigm

go_editor asked in Algorithms Mar 24, 2020

723 views

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6 answers

29

UGC NET CSE | January 2017 | Part 3 | Question: 36
Match the following with respect to algorithm paradigms : ... $\text{a-ii, b-i, c-iii, d-iv}$ $\text{a-iii, b-ii, c-i, d-iv}$

go_editor asked in Algorithms Mar 24, 2020

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4 answers

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UGC NET CSE | January 2017 | Part 3 | Question: 37
Abstraction and encapsulation are fundamental principles that underlie the object oriented approach to software development. What can you say about the following two statements? Abstraction allows us to focus on what something does without considering the ... I nor II is correct Both I and II are correct Only II is correct Only I is correct

go_editor asked in Object Oriented Programming Mar 24, 2020

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Recent questions tagged ugcnetcse-jan2017-paper3