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1
NIELIT 2017 July Scientist B (IT)  Section B: 24
The coupling between different modules of a software is categorized as follows: Content coupling Common coupling Control coupling Stamp Coupling Data Coupling Coupling between modules can be ranked in the order of strongest (least desirable) to weakest(most desirable) as follows: IIIIIIIVV VIVIIIIII IIIIVIIIV IVIIVIIII
answered
May 30
in
IS&Software Engineering

23
views
nielit2017julyscientistbit
+2
votes
2
Self doubt generating function
Equation: $x+y=10$ and we are asked to find out the number of a nonnegative integral solution of this equation.
answered
Feb 25, 2018
in
Combinatory

291
views
generatingfunctions
0
votes
3
Testbook Test Series: Operating System  Virtual Memory
answered
Feb 20, 2018
in
Operating System

214
views
testbooktestseries
operatingsystem
virtualmemory
0
votes
4
ME test series os
Consider 3 processes P0, P1 and P2 to be scheduled as per the SRTF algorithm. The process P0' is known to be scheduled first and when P0 has been running 6' units of time, then the process P2' has arrived. The process P2' has run for 4' unit of ... process P1' has arrived and completed running in 5' units of time. Then the minimum burst time of P0' is _______ (in units).
answered
Jan 27, 2018
in
Operating System

65
views
0
votes
5
MadeEasy Test Series: Probability
Q)A product is an assembly of 4 different components. The product can be sequentially assembled in two possible ways. If the 4 components are placed in a box and these are drawn at random from the box, then the probability of getting a correct sequence is ______.
answered
Jan 27, 2018
in
Probability

152
views
madeeasytestseries
probability
+5
votes
6
Integration
$\int_{4}^{4}\left  x3 \right dx$
answered
Jan 26, 2018
in
Calculus

199
views
calculus
integration
engineeringmathematics
+3
votes
7
Number of conflict serializible schedules
Number of conflict serializible schedules in T1 : R(A) W(A) R(B) W(B) T2: R(A) W(A) R(B) W(B)
answered
Jan 20, 2018
in
Databases

1.2k
views
+4
votes
8
me test
answered
Jan 19, 2018
in
Algorithms

236
views
+7
votes
9
Conflict serializability
answered
Jan 17, 2018
in
Databases

858
views
conflictserializable
transactions
databases
+1
vote
10
Mathematics: Gate EE 17
Assume that in a traffic junction, the cycle of traffic signal lights is 2 minutes of green(vehicle does not stop) and 3 minutes of red (vehicle stops). Consider the arrival time of vehicles at the junction is uniformly distributed over 5 minute cycle. The expected waiting time in minutes for the vehicle at the junction is _________
answered
Jan 16, 2018
in
Probability

1.5k
views
probability
uniformdistribution
gate2017ee
engineeringmathematics
numericalanswers
0
votes
11
Test series
Consider a nonpipeline processor has clock rate of 25 MHz and CPI of 6, another processor designed with same clock rate and 8 stage instruction pipeline. If program containing 500 instructions is executed on both processors, then the speedup factor is _______.
answered
Jan 14, 2018
in
CO and Architecture

148
views
+2
votes
12
Digital logic gate forum
answered
Jan 14, 2018
in
Digital Logic

144
views
digitallogic
gateforumtestseries
+4
votes
13
DLd M#D#esy
Problem: here Johnson counter initial state is 101 but 3bit jhonson counter isequence is like this...(000 100 110 111 011 001)
answered
Jan 12, 2018
in
Digital Logic

110
views
+4
votes
14
Good question in Number system
If all the $4's$ are replaced by $5,$then sum of all the numbers from $1$ to $100$ wil be equal to$?$ $A)5050$ $B)5090$ $C)5140$ $D)5160$
answered
Jan 12, 2018
in
Numerical Ability

218
views
generalaptitude
numericalability
numbersystem
+8
votes
15
GATE2017252
If the characteristic polynomial of a 3 $\times$ 3 matrix $M$ over $\mathbb{R}$ (the set of real numbers) is $\lambda^3 – 4 \lambda^2 + a \lambda +30, \quad a \in \mathbb{R}$, and one eigenvalue of $M$ is 2, then the largest among the absolute values of the eigenvalues of $M$ is _______
answered
Jan 12, 2018
in
Linear Algebra

4.8k
views
gate20172
engineeringmathematics
linearalgebra
numericalanswers
eigenvalue
+2
votes
16
File System OS
Given disk size is 40 MB.Block Size is 8KB .The size of the bit map is ..... bits. Plz describe the answer with a proper diagram so that I could visualize the things as I faces problem when it comes to disks and blocks and hence it went wrong.
answered
Jan 10, 2018
in
Operating System

318
views
operatingsystem
filesystem
+1
vote
17
test series
i am getting "Xmin= 4" answer given 5 please verify
answered
Jan 10, 2018
in
Operating System

59
views
operatingsystem
+7
votes
18
Go back N
In GB4 if every 6th packet if lost and total 15 packets are to be transmitted then how many total transmissions are done?
answered
Jan 10, 2018
in
Computer Networks

447
views
0
votes
19
Probability of Dice
A pair of dice is rolled, till a sum of either 5 or 7 obtained. Find the probability that 5 comes before 7?
answered
Jan 10, 2018
in
Probability

180
views
probability
engineeringmathematics
+3
votes
20
test series
answered
Jan 7, 2018
in
Numerical Ability

121
views
0
votes
21
me test doubt
Consider a machine with a byte addressable main memory of 248 bytes divided into blocks of size 64 bytes. Assume that a direct mapped cache having 2k cache lines is used with this machine. The size of the tag field in bits is ________ here ans < tag,line no,bo> = 37,5,6 right? given ans is 31,11,6 please correct me
answered
Jan 4, 2018
in
CO and Architecture

59
views
0
votes
22
Block Access in Block Nested Loop Join
answered
Jan 4, 2018
in
Databases

178
views
+4
votes
23
Sum is even?
answered
Jan 2, 2018
in
Verbal Ability

85
views
+1
vote
24
Aptitude
Please post the solution to solve this time and work problem
answered
Jan 2, 2018
in
Numerical Ability

137
views
+1
vote
25
pipelining
We have two designs P 1 and P 2 for a synchronous pipeline processor. P1 has 8 pipeline stages with execution time of 3 nsec, 2 nsec, 4 nsec, 7 nsec, 2 nsec, 5 nsec, 4 nsec and 2 nsec while design P2 has 5 stages each with 6 nsec execution time. How much time can be saved using design P2 over design P1 for executing 400 instructions?
answered
Jan 2, 2018
in
CO and Architecture

329
views
coandarchitecture
pipelining
+2
votes
26
Context switch
Consider 4 processes sharing the CPU in round robin fashion. If context switch time is 1 sec , what must be the time quantum q such that the number of context switches are reduced , but at the same time each process is guaranteed to get the turn at the CPU for every 10 secs?  ...  Ans 2 or 1.5 . Is here any formula used like (n1)q+ns explain in detail
answered
Jan 2, 2018
in
Operating System

436
views
operatingsystem
contextswitch
cpuscheduling
roundrobin
+5
votes
27
MadeEasy Test Series: Computer Networks  Ip Packet
If a datagram of size 4000 bytes from transport layer arrives at network layer and it has to be forwarded through a link with maximum capacity of 800 bytes. Then calculate the number of fragments needed if the header size is 20 bytes. Also calculate the data size of the last fragment.
answered
Jan 2, 2018
in
Computer Networks

344
views
madeeasytestseries
computernetworks
ippacket
+1
vote
28
computer architecture
In a 16 bit computer instruction format, the size of address field is 5 bits. The computer uses expanding opcode technique. It has two 2address instructions and 1024 one address instruction. How many zeroaddress instruction can be formulated?
answered
Jan 2, 2018
in
CO and Architecture

59
views
coandarchitecture
+2
votes
29
Minimum retrieval time
please explain the approach.
answered
Jan 2, 2018
in
Operating System

109
views
+1
vote
30
Bit vector: Number of blocks
answered
Jan 2, 2018
in
Operating System

126
views
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