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Answers by Prasanjeet Ghosh

9 votes

1

GATE IT 2004 | Question: 11, ISRO2011-33
What is the bit rate of a video terminal unit with $80$ characters/line, $8$ $\text{bits/character}$ and horizontal sweep time of $100$ $\text{µs}$ (including $20$ $\text{µs}$ of retrace time)? $8$ $\text{Mbps}$ $6.4$ $\text{Mbps}$ $0.8$ $\text{Mbps}$ $0.64$ $\text{Mbps}$

answered in Operating System Jul 22, 2018

6.3k views

0 votes

2

Uttrakhand Asst. Professor Exam-82
In C programming language, which of the following operators has the highest precedence? unary + * >= ==

answered in Unknown Category Jul 16, 2018

686 views

0 votes

3

Uttrakhand Asst. Professor Exam-34
Which of the following is not considered in Booth's algorithm for multiplication? Positive multiplier and positive multiplicand Negative multiplier and negative multiplicand Positive multiplier and negative multiplicand All of the above

answered in Unknown Category Jul 16, 2018

147 views

0 votes

4

Uttrakhand Asst. Professor Exam-32
In the size of memory of 4K words and each word id of 8 bits, what is the size of the address bus? 256 12 3 32

answered in Unknown Category Jul 16, 2018

107 views

0 votes

5

UGC NET CSE | December 2015 | Part 2 | Question: 43
Which of the following statements is false? Top-down parsers are LL parsers where first L stands for left-to-right scan and second L stands for a leftmost derivation (000)* is a regular expression that matches only strings containing an odd number ... is any context-free language, then the language $L^R =\{w^R: w \varepsilon L\}$ is context-free

answered in Compiler Design Jul 6, 2018

1.8k views

0 votes

6

UGC NET CSE | December 2012 | Part 2 | Question: 3
The GSM network is divided into the following three major systems: SS, BSS, OSS BSS, BSC, MSC CELL, BSS, OSS SS, CELL, MSC

answered in Computer Networks Jul 3, 2018

3.6k views

0 votes

7

UGC NET CSE | June 2016 | Part 3 | Question: 39
Which of the following statements is correct? Aggregation is a strong type of association between two classes with full ownership Aggregation is a strong type of association between two classes with partial ownership Aggregation is ... two classes with partial ownership Aggregation is a weak type of association between two classes with full ownership

answered in Databases Jul 2, 2018

1.9k views

0 votes

8

UGC NET CSE | June 2016 | Part 3 | Question: 41
Which of the following statements is not correct? HTML is not screen precise formatting language HTML does not specify a logic DHTML is used to developing highly interacting webpages HTML is a programming language

answered in Web Technologies Jul 2, 2018

1.7k views

0 votes

9

UGC NET CSE | June 2016 | Part 3 | Question: 44
Match the software maintenance activities in List-I to its meaning in List-II. ... $\text{a-iv, b-ii, c-i, d-iii}$ $\text{a-i, b-iii, c-iv, d-ii}$

answered in IS&Software Engineering Jul 2, 2018

1.7k views

0 votes

10

UGC NET CSE | June 2016 | Part 3 | Question: 57
Given a Turing Machine $M=(\{q_0, q_1, q_2, q_3\}, \{a,b\}, \{a, b, B\}, \delta, B, \{q_3\})$ where $\delta$ is a atransaction function defined as $\delta(q_0,a)=(q_1, a, R)$ $\delta(q_1, b)=(q_2, b, R)$ $\delta(q_2, a)=(q_2, a, R)$ $\delta(q_2,b)=(q_3, b, R)$ The language L(M) accepted by the Turing machine is given as: aa*b abab aba*b aba*

answered in Theory of Computation Jul 2, 2018

7.6k views

1 vote

11

UGC NET CSE | June 2016 | Part 3 | Question: 59
Consider a source with symbols $A, B, C, D$ with probabilities $1/2, 1/4, 1/8, 1/8$ respectively. What is the average number of bits per symbol for the Huffman code generated from above information? $2$ bits per symbol $1.75$ bits per symbol $1.50$ bits per symbol $1.25$ bits per symbol

answered in Algorithms Jul 2, 2018

3.8k views

1 vote

12

UGC NET CSE | June 2016 | Part 3 | Question: 64
Let R and S be two fuzzy relations defined as R= $y_1$ $y_2$ $x_1$ $\begin{bmatrix} 0.7 & 0.5 \\ 0.8 & 0.4 \end{bmatrix}$ $x_2$ and S= $z_1$ $z_2$ $z_3$ $y_1$ ... $z_1$ $z_2$ $z_3$ $x_1$ $\begin{bmatrix} 0.7 & 0.6 & 0.5 \\ 0.8 & 0.8 & 0.8 \end{bmatrix}$ $x_2$

answered in Others Jul 2, 2018

5.7k views

0 votes

13

UGC NET CSE | June 2016 | Part 2 | Question: 42
The ____ model is preferred for software development when the requirements are not clear. Rapid Application Development Rational Unified Process Evolutionary Model Waterfall Model

answered in IS&Software Engineering Jul 2, 2018

9.0k views

1 vote

14

UGC NET CSE | June 2016 | Part 2 | Question: 38
If the Disk head is located initially at track 32, find the number of disk moves required with FCFS scheduling criteria if the disk queue of I/O blocks requests are 98, 37, 14, 124, 65, 67 320 322 321 319

answered in Operating System Jul 2, 2018

16.4k views

0 votes

15

UGC NET CSE | June 2016 | Part 2 | Question: 35
Which of the following is false? The grammar $S \rightarrow a \: Sb \mid bSa \mid SS \mid \in$, where $S$ is the only non-terminal symbol and $\in$ is the null string, is ambiguous SLR is powerful than LALR An LL(1) parser is a top-down parser YACC tool is an LALR(1) parser generator

answered in Compiler Design Jul 2, 2018

1.7k views

0 votes

16

UGC NET CSE | June 2016 | Part 2 | Question: 27
In a fully connected mesh network with 10 computers, total ___ number of cables are required and ____ number od ports are required for each device 40, 9 45, 10 45, 9 50, 10

answered in Computer Networks Jul 1, 2018

16.4k views

1 vote

17

UGC NET CSE | June 2016 | Part 2 | Question: 25
In how many ways can the string $A \cap B - A \cap B -A$ be fully paranthesized to yield an infix expression? 15 14 13 12

answered in Combinatory Jul 1, 2018

5.8k views

0 votes

18

UGC NET CSE | June 2016 | Part 2 | Question: 9
The simplified form of the Boolean equation $(A\bar{B}+A\bar{B}+AC)(\bar{A}\bar{C}+\bar{B})$ is $A\bar{B}$ $A\bar{B}C$ $\bar{A}B$ $ABC$

answered in Digital Logic Jul 1, 2018

3.7k views

0 votes

19

UGC NET CSE | June 2016 | Part 2 | Question: 4
There are three cards in a box. Both sides of one card are black, both sides of one card are red and the third card has one black side and one red side. We pick a card at random and observe only one side. What is the probability that the opposite side is the same colour as the one side we observed? 3/4 2/3 1/2 1/3

answered in Probability Jul 1, 2018

2.3k views

2 votes

20

UGC NET CSE | Junet 2015 | Part 3 | Question: 64
Given the symbols A, B, C, D, E, F, G and H with the probabilities$\frac{1}{30}, \frac{1}{30}, \frac{1}{30}, \frac{2}{30}, \frac{3}{30}, \frac{5}{30}, \frac{5}{30}$ and $\frac{12}{30}$respectively. The average Huffman code size in bits per symbol is $\frac{67}{30}$ $\frac{70}{34}$ $\frac{76}{30}$ $\frac{78}{30}$

answered in Algorithms Jun 27, 2018

4.9k views

0 votes

21

UGC NET CSE | Junet 2015 | Part 3 | Question: 72
Suppose the function y and a fuzzy integer number around - 4 for x are given as $y=(x-3)^2 + 2$. Around - 4 ={(2, 0.3), (3, 0.6), (4, 1), (5, 0.6), (6, 0.3)} respectively. Then f(Around-4) is given by {(2, 0.6), (3, 0.3), (6, 1), (11, 0.3)} {(2, 0.6), (3, ... (11, 0.3)} {(2, 0.6), (3, 1), (6, 0.6), (11, 0.3)} {(2, 0.6), (3, 0.3), (6, 0.6), (11, 0.3)}

answered in Others Jun 27, 2018

6.2k views

0 votes

22

UGC NET CSE | Junet 2015 | Part 2 | Question: 48
Which of the following algorithms sort $n$ integers, having the range $0$ to $(n^2 -1)$, in ascending order in $O(n)$ time? Selection sort Bubble sort Radix sort Insertion sort

answered in Algorithms Jun 25, 2018

3.2k views

0 votes

23

UGC NET CSE | Junet 2015 | Part 2 | Question: 47
Which of the following statements is incorrect for Parallel Virtual Machine (PVM)? The PVM communication model provides asynchronous blocking send, asynchronous blocking receive, amd non-blocking receive function Message buffers are allocated dynamically ... to the size or number of such messages In PVM model, the message order is not preserved

answered in Distributed Computing Jun 25, 2018

1.4k views

1 vote

24

UGC NET CSE | Junet 2015 | Part 2 | Question: 38
A LRU page replacement is used with $4$ page frames and eight pages. How many page faults will occur with the reference string $0172327103$ if the four frames are initially empty? $6$ $7$ $5$ $8$

answered in Operating System Jun 25, 2018

8.8k views

5 votes

25

UGC NET CSE | Junet 2015 | Part 2 | Question: 37
Let $P-i$ and $P_j$ two processes, R be the set of variables read from memory, and W be the set of variables written to memory. For the concurrent execution of two processes $p_i$ and $P_j$ which of the conditions are not true? $R(P_i) \cap W(P_j) = \Phi$ $W(P_i) \cap R(P_j) = \Phi$ $R(P_i) \cap R(P_j) = \Phi$ $W(P_i) \cap W(P_j) = \Phi$

answered in Operating System Jun 25, 2018

2.5k views

0 votes

26

UGC NET CSE | Junet 2015 | Part 2 | Question: 36
A disk drive has $100$ cylinders, numbered $0$ to $99$. Disk requests come to the disk driver for cylinders $12, 26, 24, 4, 42, 8$ and $50$ in that order. The driver is currently serving a request at a cylinder $24$. A seek takes $6$ ... seek time is needed for shortest seek time first (SSTF) algorithm? $0.984$ sec $0.396$ sec $0.738$ sec $0.42$ sec

answered in Operating System Jun 25, 2018

8.8k views

0 votes

27

UGC NET CSE | Junet 2015 | Part 2 | Question: 12
Which of the following, in C++, is inherited in a derived class from base class? constructor destructor data members virtual methods

answered in Object Oriented Programming Jun 25, 2018

4.9k views

1 vote

28

UGC NET CSE | Junet 2015 | Part 2 | Question: 11
What is the output of the following program: (Assume that the appropriate preprocessor directives are included and there is not syntax error) main( ) { char S[]="ABCDEFGH"; printf("%C", *(&S[3])); printf("%s", S+4 ... of S is 1000 */ } $\text{ABCDEFGH}1000$ $\text{CDEFGH}1000$ $\text{DDEFGHH}1000$ $\text{DEFGH}1000$

answered in Programming Jun 25, 2018

2.1k views

0 votes

29

UGC NET CSE | Junet 2015 | Part 2 | Question: 7
Consider a full-adder with the following input values : $x=1, y=0$ and $C_i$(carry input)$=0$ $x=0, y=1$ and $C_i =1$ Compute the value of S(sum) and $C_o$ (carry output) for the above input values : $S=1, C_o=0$ and $S=0, C_o=1$ $S=0, C_o=0$ and $S=1, C_o=1$ $S=1, C_o=1$ and $S=0, C_o=0$ $S=0, C_o=1$ and $S=1, C_o=0$

answered in Digital Logic Jun 25, 2018

2.5k views

1 vote

30

UGC NET CSE | December 2014 | Part 3 | Question: 57
The resolvent of the set of clauses $(A \vee B, \sim A \vee D, C \vee \sim B)$ is $A \vee B$ $C \vee D$ $A \vee C$ $A \vee D$

answered in Mathematical Logic Jun 16, 2018

3.8k views

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