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Recent questions tagged isro2009
ISRO 2009 Computer Science (CS) questions with solution
+3
votes
3
answers
1
ISRO2009-76
Process is A program in high level language kept on disk Contents of main memory A program in execution A job in secondary memory
asked
Jun 15, 2016
in
Operating System
by
jothee
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(
115k
points)
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1.2k
views
isro2009
operating-system
process
+4
votes
2
answers
2
ISRO2009-71
Which of the following contains complete record of all activity that affected the contents of a database during a certain period of time? Transaction log Query language Report writer Data manipulation language
asked
Jun 15, 2016
in
Databases
by
jothee
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(
115k
points)
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2.6k
views
isro2009
databases
+7
votes
4
answers
3
ISRO2009-67
Activities which ensure that the software that has been built, is traceable to customer requirement is covered as part of Verification Validation Maintenance Modeling
asked
Jun 15, 2016
in
IS&Software Engineering
by
jothee
Veteran
(
115k
points)
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1.6k
views
isro2009
is&software-engineering
software-testing
+4
votes
1
answer
4
ISRO2009-66
If the pdf of a Poisson distribution is given by $f(x) = \frac{e^{-2} 2^x}{x!}$ then its mean is $2^x$ $2$ $-2$ $1$
asked
Jun 15, 2016
in
Probability
by
jothee
Veteran
(
115k
points)
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1.3k
views
isro2009
probability
poisson-distribution
+2
votes
1
answer
5
ISRO2009-65
If the mean of a normal frequency distribution of 1000 items is 25 and its standard deviation is 2.5, then its maximum ordinate is $\frac{1000}{\sqrt{2 \pi} } e^{-25}$ $\frac{1000}{\sqrt{2 \pi} }$ $\frac{1000}{\sqrt{2 \pi} } e^{-2.5}$ $\frac{400}{\sqrt{2 \pi} }$
asked
Jun 15, 2016
in
Probability
by
jothee
Veteran
(
115k
points)
|
1.7k
views
isro2009
statistics
normal-distribution
+3
votes
2
answers
6
ISRO2009-62
If A, B, C are any three matrices, then A'+B'+C' is equal to a null matrix A+B+C (A+B+C)' -(A+B+C)
asked
Jun 15, 2016
in
Linear Algebra
by
jothee
Veteran
(
115k
points)
|
1.4k
views
isro2009
linear-algebra
matrices
+4
votes
1
answer
7
ISRO2009-61
If $\begin{vmatrix} 3 && 3 \\ x && 5 \end{vmatrix} =3$ then the value of $x$ is 2 3 4 5
asked
Jun 15, 2016
in
Linear Algebra
by
jothee
Veteran
(
115k
points)
|
979
views
isro2009
linear-algebra
matrices
+6
votes
1
answer
8
ISRO2009-60
If two adjacent rows of a determinant are interchanged, the value of the determinant becomes zero remains unaltered becomes infinitive becomes negative of its original value
asked
Jun 15, 2016
in
Linear Algebra
by
jothee
Veteran
(
115k
points)
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1.3k
views
isro2009
linear-algebra
matrices
+3
votes
2
answers
9
ISRO2009-59
A square matrix A is called orthogonal if A'A= I A -A -I
asked
Jun 15, 2016
in
Linear Algebra
by
jothee
Veteran
(
115k
points)
|
1.2k
views
isro2009
linear-algebra
matrices
+6
votes
2
answers
10
ISRO2009-56
A simple graph ( a graph without parallel edge or loops) with $n$ vertices and $k$ components can have at most $n$ edges $n-k$ edges $(n-k) (n-k+1)$ edges $(n-k) (n-k+1)/2$ edges
asked
Jun 15, 2016
in
Graph Theory
by
jothee
Veteran
(
115k
points)
|
1.3k
views
isro2009
graph-theory
+5
votes
3
answers
11
ISRO2009-55
In a graph G there is one and only one path between every pair of vertices then G is a Path Walk Tree Circuit
asked
Jun 15, 2016
in
Graph Theory
by
jothee
Veteran
(
115k
points)
|
1.7k
views
isro2009
graph-theory
+7
votes
1
answer
12
ISRO2009-54
A graph in which all nodes are of equal degree, is known as Multigraph Non regular graph Regular graph Complete graph
asked
Jun 15, 2016
in
Graph Theory
by
jothee
Veteran
(
115k
points)
|
1.5k
views
isro2009
graph-theory
+6
votes
1
answer
13
ISRO2009-52
If G is a graph with e edges and n vertices the sum of the degrees of all vertices in G is e e/2 e$^2$ 2 e
asked
Jun 15, 2016
in
Graph Theory
by
jothee
Veteran
(
115k
points)
|
1.2k
views
isro2009
graph-theory
+3
votes
2
answers
14
ISRO2009-51
The formula $P_k = y_0 + k \triangledown y_0+ \frac{k(k+1)}{2} \triangledown ^2 y_0 + \dots + \frac{k \dots (k+n-1)}{n!} \triangledown ^n y_0$ is Newton's backward formula Gauss forward formula Gauss backward formula Stirling's formula
asked
Jun 15, 2016
in
Numerical Methods
by
jothee
Veteran
(
115k
points)
|
1.1k
views
isro2009
numerical-methods
+4
votes
1
answer
15
ISRO2009-50
The value of $x$ at which $y$ is minimum for $y=x^2 -3x +1 $ is -3/2 3/2 0 -5/4
asked
Jun 15, 2016
in
Calculus
by
jothee
Veteran
(
115k
points)
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1.2k
views
isro2009
calculus
maxima-minima
+4
votes
1
answer
16
ISRO2009-49
$x=a \cos(t), y=b \sin(t)$ is the parametric form of Ellipse Hyperbola Circle Parabola
asked
Jun 15, 2016
in
Calculus
by
jothee
Veteran
(
115k
points)
|
1k
views
isro2009
calculus
+4
votes
1
answer
17
ISRO2009-48
The cubic polynomial $y(x)$ which takes the following values: $y(0)=1, y(1)=0, y(2)=1$ and $y(3)=10$ is $x^3 +2x^2 +1$ $x^3 +3x^2 -1$ $x^3 +1$ $x^3 -2x^2 +1$
asked
Jun 15, 2016
in
Numerical Methods
by
jothee
Veteran
(
115k
points)
|
900
views
isro2009
polynomials
+3
votes
1
answer
18
ISRO2009-47
The formula $\int\limits_{x0}^{xa} y(n) dx \simeq h/2 (y_0 + 2y_1 + \dots +2y_{n-1} + y_n) - h/12 (\triangledown y_n - \triangle y_0)$ $- h/24 (\triangledown ^2 y_n + \triangle ^2 y_0) -19h/720 (\triangledown ^3 y_n - \triangle ^3 y_0) \dots $ is called Simpson rule Trapezoidal rule Romberg's rule Gregory's formula
asked
Jun 15, 2016
in
Numerical Methods
by
jothee
Veteran
(
115k
points)
|
945
views
isro2009
numerical-methods
non-gate
+4
votes
1
answer
19
ISRO2009-46
The shift operator $E$ is defined as $E [f(x_i)] = f (x_i+h)$ and $E'[f(x_i)]=f (x_i -h)$ then $\triangle$ (forward difference) in terms of $E$ is $E-1$ $E$ $1-E^{-1}$ $1-E$
asked
Jun 15, 2016
in
Numerical Methods
by
jothee
Veteran
(
115k
points)
|
1.3k
views
isro2009
+4
votes
2
answers
20
ISRO2009-33
The feature in object-oriented programming that allows the same operation to be carried out differently, depending on the object, is Inheritance Polymorphism Overfunctioning Overriding
asked
Jun 15, 2016
in
Object Oriented Programming
by
jothee
Veteran
(
115k
points)
|
1.3k
views
isro2009
object-oriented-programming
non-gate
+6
votes
3
answers
21
ISRO2009-31
A full binary tree with $n$ leaves contains $n$ nodes $\log_2 n$ nodes $2n-1$ $2^n$ nodes
asked
Jun 14, 2016
in
DS
by
jothee
Veteran
(
115k
points)
|
2.9k
views
isro2009
data-structure
binary-tree
+3
votes
2
answers
22
ISRO2009-28
The infix expression $A+(B-C)^*D$ is correctly represented in prefix notation as $A+B-C^*D$ $+A^*-BCD$ $ABC-D^*+$ $A+BC-D^*$
asked
Jun 14, 2016
in
Compiler Design
by
jothee
Veteran
(
115k
points)
|
1.3k
views
isro2009
expression
+3
votes
2
answers
23
ISRO2009-20
Consider the following boolean function of four variables $f(w,x,y,z) = \Sigma(1,3,4,6,911,12,14)$, the function is Independent of one variable Independent of two variables Independent of three variables Dependent on all variables
asked
Jun 14, 2016
in
Digital Logic
by
jothee
Veteran
(
115k
points)
|
1.9k
views
isro2009
digital-logic
k-map
+5
votes
2
answers
24
ISRO2009-17
Consider a set of 5 processes whose arrival time, CPU time needed and the priority are given below: Process Priority Arrival Time (in ms) CPU Time Needed Priority P1 0 10 5 P2 0 5 2 P3 2 3 1 P4 5 20 4 P5 10 2 3 (smaller the number, higher the ... the CPU scheduling policy is priority scheduling without pre-emption, the average waiting time will be 12.8 ms 11.8 ms 10.8 ms 09,8 ms
asked
Jun 14, 2016
in
Operating System
by
jothee
Veteran
(
115k
points)
|
2.9k
views
isro2009
operating-system
process-schedule
+3
votes
4
answers
25
ISRO2009-11
A page fault Occurs when a program accesses an available page on memory is an error in a specific page is a reference to a page belonging to another program occurs when a program accesses a page not currently in memory
asked
Jun 14, 2016
in
Operating System
by
jothee
Veteran
(
115k
points)
|
1.2k
views
isro2009
operating-system
virtual-memory
+4
votes
3
answers
26
ISRO2009-10
The correct matching of the following pairs is (A) Disk check (1) Round robin (B) Batch processing (2) Scan (C) Time sharing (3) LIFO (D) Stack operation (4) FIFO A B C D a 3 4 2 1 b 4 3 2 1 c 3 4 1 2 d 2 4 1 3
asked
Jun 14, 2016
in
Operating System
by
jothee
Veteran
(
115k
points)
|
1.5k
views
isro2009
operating-system
+3
votes
3
answers
27
ISRO2009-4
Which of the following is a MAC address? 192.166.200.50 00056A:01A01A5CCA7FF60 568, Airport Road 01:A5:BB:A7:FF:60
asked
Jun 14, 2016
in
Computer Networks
by
jothee
Veteran
(
115k
points)
|
1.6k
views
isro2009
computer-networks
network-addressing
+4
votes
2
answers
28
ISRO2009-2
In networking, UTP stands for Unshielded T-connector port Unshielded twisted pair Unshielded terminating pair Unshielded transmission process
asked
Jun 14, 2016
in
Computer Networks
by
jothee
Veteran
(
115k
points)
|
1.1k
views
isro2009
computer-networks
+6
votes
2
answers
29
ISRO2008-66, ISRO2009-15
The performance of Round Robin algorithm depends heavily on size of the process the I/O bursts of the process the CPU bursts of the process the size of the time quantum
asked
Jun 13, 2016
in
Operating System
by
jothee
Veteran
(
115k
points)
|
2.6k
views
isro2008
isro2009
operating-system
process-schedule
+5
votes
2
answers
30
ISRO2007-16, ISRO2009-30, ISRO2014-43
The five items: A, B, C, D, and E are pushed in a stack, one after other starting from A. The stack is popped four items and each element is inserted in a queue. The two elements are deleted from the queue and pushed back on the stack. Now one item is popped from the stack. The popped item is A B C D
asked
Jun 10, 2016
in
DS
by
jothee
Veteran
(
115k
points)
|
4k
views
isro2007
stack
isro2009
isro2014
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