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Recent activity by shivam001
5
answers
1
GATE CSE 2000 | Question: 2.10
The simultaneous equations on the Boolean variables $x, y, z$ and $w$, $x + y + z = 1 $ $xy = 0$ $xz + w = 1$ $xy + \bar{z}\bar{w} = 0$ have the following solution for $x, y, z$ and $w,$ respectively: $0 \ 1 \ 0 \ 0$ $1 \ 1 \ 0 \ 1$ $1 \ 0 \ 1 \ 1$ $1 \ 0 \ 0 \ 0$
commented
in
Digital Logic
Sep 29, 2020
7.1k
views
gatecse-2000
digital-logic
boolean-algebra
easy
10
answers
2
GATE CSE 2016 Set 2 | Question: 08
Let, $x_{1} ⊕ x_{2} ⊕ x_{3} ⊕ x_{4}= 0$ where $x_{1}, x_{2}, x_{3}, x_{4}$ are Boolean variables, and $⊕$ is the XOR operator. Which one of the following must always be TRUE? $x_{1}x_{2}x_{3}x_{4} = 0$ $x_{1}x_{3} + x_{2} = 0$ $\bar{x}_{1} ⊕ \bar{x}_{3} = \bar{x}_{2} ⊕ \bar{x}_{4}$ $x_{1} + x_{2} + x_{3} + x_{4} = 0$
answered
in
Digital Logic
Sep 29, 2020
13.4k
views
gatecse-2016-set2
digital-logic
boolean-algebra
normal
3
answers
3
GATE CSE 2017 Set 2 | Question: 34
Consider the binary code that consists of only four valid codewords as given below: $00000, 01011, 10101, 11110$ Let the minimum Hamming distance of the code $p$ and the maximum number of erroneous bits that can be corrected by the code be $q$. Then the values of $p$ and $q$ are $p=3$ and $q=1$ $p=3$ and $q=2$ $p=4$ and $q=1$ $p=4$ and $q=2$
answered
in
Computer Networks
Sep 29, 2020
15.4k
views
gatecse-2017-set2
computer-networks
error-detection
3
answers
4
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
Sep 21, 2020
2.9k
views
ugcnetcse-june2015-paper2
digital-logic
full-adder
5
answers
5
GATE CSE 2007 | Question: 72
Consider the following program segment. Here $\text{R1, R2}$ and $\text{R3}$ ... is word addressable. After the execution of this program, the content of memory location $2010$ is: $100$ $101$ $102$ $110$
answer edited
in
CO and Architecture
Sep 21, 2020
9.4k
views
gatecse-2007
co-and-architecture
machine-instruction
interrupts
normal
3
answers
6
ISRO2017-1
If $\text{A}$ is a skew symmetric matrix then $\text{A}^t$ is Diagonal matrix $\text{A}$ $0$ $-\text{A}$
answered
in
Linear Algebra
Sep 21, 2020
5.5k
views
isro2017
linear-algebra
matrix
3
answers
7
ISRO2020-74
Following declaration of an array of struct, assumes size of byte, short, int and long are $1,2,3$ and $4$ respectively. Alignment rule stipulates that $n$ - byte field must be located at an address divisible by $n$, the fields in the struct are not rearranged, padding is used ... is located at an address divisble by $8$, what is the total size of $C$, in bytes? $150$ $160$ $200$ $240$
answered
in
Programming in C
Sep 16, 2020
3.3k
views
isro-2020
programming
normal
structure
4
answers
8
GATE CSE 2016 Set 2 | Question: 31
Consider a processor with $64$ registers and an instruction set of size twelve. Each instruction has five distinct fields, namely, opcode, two source register identifiers, one destination register identifier, and twelve-bit immediate value. Each ... program has $100$ instructions, the amount of memory (in bytes) consumed by the program text is _________.
answer edited
in
CO and Architecture
Sep 16, 2020
20.9k
views
gatecse-2016-set2
instruction-format
machine-instruction
co-and-architecture
normal
numerical-answers
2
answers
9
UGC NET CSE | July 2018 | Part 2 | Question: 53
In a multi-user operating system, 30 requests are made to use a particular resource per hour, on an average. The probability that no requests are made in 40 minutes, when arrival pattern is a poisson distribution, is ______ $e^{-15}$ $1-e^{-15}$ $1-e^{-20}$ $e^{-20}$
answered
in
Operating System
Sep 13, 2020
6.5k
views
ugcnetcse-july2018-paper2
operating-system
4
answers
10
UGC NET CSE | July 2018 | Part 2 | Question: 52
In a paged memory, the page hit ratio is 0.40. The time required to access a page in secondary memory is equal to 120 ns. The time required to access a page in primary memory is 15 ns. The average time required to access a page is ____ 105 68 75 78
commented
in
Operating System
Sep 13, 2020
2.6k
views
ugcnetcse-july2018-paper2
operating-system
paging
9
answers
11
GATE CSE 2004 | Question: 18, ISRO2007-31
In an $SR$ latch made by cross-coupling two NAND gates, if both $S$ and $R$ inputs are set to $0$, then it will result in $Q = 0, Q' = 1$ $Q = 1, Q' = 0$ $Q = 1, Q' = 1$ Indeterminate states
commented
in
Digital Logic
Sep 12, 2020
22.0k
views
gatecse-2004
digital-logic
easy
isro2007
flip-flop
4
answers
12
GATE CSE 2019 | Question: 28
Consider three machines M, N, and P with IP addresses $100.10.5.2, \: 100.10.5.5$, and $100.10.5.6$ respectively. The subnet mask is set to $255.255.255.252$ for all the three machines. Which one of the following is true? M, N, and P ... subnet Only M and N belong to the same subnet Only N and P belong to the same subnet M, N, and P belong to three different subnets
answer edited
in
Computer Networks
Aug 21, 2020
9.1k
views
gatecse-2019
computer-networks
subnetting
2-marks
2
answers
13
GATE IT 2005 | Question: 71
A network with CSMA/CD protocol in the MAC layer is running at $1 \text{Gbps}$ over a $1 \text{km}$ cable with no repeaters. The signal speed in the cable is $2 \times 10^{8}\text{m/sec}$. The minimum frame size for this network should be: $10000 \text{bits}$ $10000 \text{bytes}$ $5000\text{ bits}$ $5000 \text{bytes}$
commented
in
Computer Networks
Aug 18, 2020
14.1k
views
gateit-2005
computer-networks
congestion-control
csma-cd
normal
3
answers
14
Kurose and Ross Edition 6 Exercise 3 Question R18 (Page No 288)
True or false? Consider congestion control in TCP. When the timer expires at the sender, the value of ssthresh is set to one half of its previous value.
answered
in
Computer Networks
Aug 15, 2020
1.8k
views
computer-networks
kurose-and-ross
transport-layer
congestion-control
descriptive
tcp
9
answers
15
GATE CSE 1996 | Question: 2.1
Let $R$ denote the set of real numbers. Let $f:R\times R \rightarrow R \times R$ be a bijective function defined by $f(x,y) = (x+y, x-y)$. The inverse function of $f$ is given by $f^{-1} (x,y) = \left( \frac {1}{x+y}, \frac{1}{x-y}\right)$ ... $f^{-1}(x,y)=\left [ 2\left(x-y\right),2\left(x+y\right) \right ]$
answer edited
in
Set Theory & Algebra
Aug 14, 2020
9.7k
views
gate1996
set-theory&algebra
functions
normal
2
answers
16
Expanding opcode technique
A CPU is designed to have 58 three-address instructions and 25 two-address instructions. The CPU is able to address a maximum of 16 memory locations. The length of machine code is the same for all instructions. If the list of the ... of twoaddress instructions iv) Determine the length of the machine code v) List the machine codes Detailed explanation would be helpful
commented
in
CO and Architecture
Aug 11, 2020
10.8k
views
co-and-architecture
machine-instruction
9
answers
17
GATE CSE 2018 | Question: 47
Consider the following undirected graph $G$: Choose a value for $x$ that will maximize the number of minimum weight spanning trees (MWSTs) of $G$. The number of MWSTs of $G$ for this value of $x$ is ____.
commented
in
Algorithms
Aug 6, 2020
17.4k
views
gatecse-2018
algorithms
graph-algorithm
minimum-spanning-tree
numerical-answers
2-marks
4
answers
18
CN stop and wait bandwidth is 1.5 Mbps
If the bandwidth f the line is 1.5 Mbps, RTT is 45ms and packet size is 1KB, then find link utilization stop and wait protocol.
answered
in
Computer Networks
Aug 5, 2020
10.8k
views
stop-and-wait
computer-networks
1
answer
19
Serializability and strict schedules
Answer is given as D. Not serializable, agreed. But how is it strict??
commented
in
Databases
Jul 26, 2020
12.8k
views
databases
serializability
strict-schedule
4
answers
20
GATE CSE 2015 Set 1 | Question: 27
Consider the following relation: ... P WHERE S.Roll_No= P.Roll_No GROUP BY S.STUDENT_Name The numbers of rows that will be returned by the SQL query is_________________.
commented
in
Databases
Jul 17, 2020
17.1k
views
gatecse-2015-set1
databases
sql
normal
numerical-answers
4
answers
21
GATE CSE 2005 | Question: 75
Let $E_1$ and $E_2$ be two entities in an $E/R$ diagram with simple-valued attributes. $R_1$ and $R_2$ are two relationships between $E_1$ and $E_2$, where $R_1$ is one-to-many and $R_2$ is many-to-many. $R_1$ and $R_2$ do not have ... of their own. What is the minimum number of tables required to represent this situation in the relational model? $2$ $3$ $4$ $5$
answered
in
Databases
Jul 15, 2020
18.3k
views
gatecse-2005
databases
er-diagram
normal
5
answers
22
GATE CSE 2001 | Question: 2.2
Consider the following statements: $S_1:$ There exists infinite sets $A$, $B$, $C$ such that $A \cap (B \cup C)$ is finite. $S_2:$ There exists two irrational numbers $x$ and y such that $(x+y)$ ... $S_2$? Only $S_1$ is correct Only $S_2$ is correct Both $S_1$ and $S_2$ are correct None of $S_1$ and $S_2$ is correct
answered
in
Set Theory & Algebra
Jun 28, 2020
8.9k
views
gatecse-2001
set-theory&algebra
normal
set-theory
4
answers
23
GATE CSE 1993 | Question: 17
Out of a group of $21$ persons, $9$ eat vegetables, $10$ eat fish and $7$ eat eggs. $5$ persons eat all three. How many persons eat at least two out of the three dishes?
comment edited
in
Set Theory & Algebra
Jun 28, 2020
8.1k
views
gate1993
set-theory&algebra
easy
set-theory
descriptive
4
answers
24
GATE CSE 2011 | Question: 20, UGCNET-June2013-II: 48
Let the page fault service time be $10$ milliseconds(ms) in a computer with average memory access time being $20$ nanoseconds (ns). If one page fault is generated every $10^6$ memory accesses, what is the effective access time for memory? $21$ ns $30$ ns $23$ ns $35$ ns
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in
Operating System
Jun 9, 2020
26.6k
views
gatecse-2011
operating-system
virtual-memory
normal
ugcnetcse-june2013-paper2
1
answer
25
GATE2010 MN: GA-8
Consider the set of integers $\{1,2,3,\ldots,5000\}.$ The number of integers that is divisible by neither $3$ nor $4$ is $:$ $1668$ $2084$ $2500$ $2916$
commented
in
Quantitative Aptitude
Jun 4, 2020
2.1k
views
general-aptitude
quantitative-aptitude
gate2010-mn
factors
2
answers
26
How many 256 X 4 RAM chips are needed to organize a memory of capacity of 32KB?
commented
in
CO and Architecture
May 31, 2020
20.2k
views
co-and-architecture
memory-interfacing
ram
4
answers
27
GATE CSE 1999 | Question: 2.22
The main difference(s) between a CISC and a RISC processor is/are that a RISC processor typically has fewer instructions has fewer addressing modes has more registers is easier to implement using hard-wired logic
commented
in
CO and Architecture
May 21, 2020
9.0k
views
gate1999
co-and-architecture
normal
cisc-risc-architecture
multiple-selects
8
answers
28
TIFR CSE 2010 | Part A | Question: 2
The hour hand and the minute hands of a clock meet at noon and again at mid-night. In between they meet $N$ times, where $N$ is.: $6$ $11$ $12$ $13$ None of the above
answered
in
Quantitative Aptitude
May 21, 2020
2.4k
views
tifr2010
quantitative-aptitude
clock-time
6
answers
29
GATE CSE 1987 | Question: 1-V
The most relevant addressing mode to write position-independent codes is: Direct mode Indirect mode Relative mode Indexed mode
answered
in
CO and Architecture
May 21, 2020
15.0k
views
gate1987
co-and-architecture
addressing-modes
easy
4
answers
30
GATE CSE 1998 | Question: 1.19
Which of the following addressing modes permits relocation without any change whatsoever in the code? Indirect addressing Indexed addressing Base register addressing PC relative addressing
commented
in
CO and Architecture
May 21, 2020
11.0k
views
gate1998
co-and-architecture
addressing-modes
easy
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