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Recent questions tagged isro2009
ISRO 2009 Computer Science (CS) questions with solution
+3
votes
3
answers
1
ISRO200976
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
Veteran
(
98.5k
points)

1.1k
views
isro2009
operatingsystem
process
+4
votes
2
answers
2
ISRO200971
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
Veteran
(
98.5k
points)

2.1k
views
isro2009
databases
+7
votes
4
answers
3
ISRO200967
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
(
98.5k
points)

1.5k
views
isro2009
is&softwareengineering
softwaretesting
+4
votes
1
answer
4
ISRO200966
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
(
98.5k
points)

1.2k
views
isro2009
probability
poissondistribution
+2
votes
1
answer
5
ISRO200965
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
(
98.5k
points)

1.6k
views
isro2009
statistics
normaldistribution
+3
votes
2
answers
6
ISRO200962
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
(
98.5k
points)

1.3k
views
isro2009
linearalgebra
matrices
+4
votes
1
answer
7
ISRO200961
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
(
98.5k
points)

948
views
isro2009
linearalgebra
matrices
+6
votes
1
answer
8
ISRO200960
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
(
98.5k
points)

1.2k
views
isro2009
linearalgebra
matrices
+3
votes
2
answers
9
ISRO200959
A square matrix A is called orthogonal if A'A= I A A I
asked
Jun 15, 2016
in
Linear Algebra
by
jothee
Veteran
(
98.5k
points)

1.1k
views
isro2009
linearalgebra
matrices
+6
votes
2
answers
10
ISRO200956
A simple graph ( a graph without parallel edge or loops) with $n$ vertices and $k$ components can have at most $n$ edges $nk$ edges $(nk) (nk+1)$ edges $(nk) (nk+1)/2$ edges
asked
Jun 15, 2016
in
Graph Theory
by
jothee
Veteran
(
98.5k
points)

1.2k
views
isro2009
graphtheory
+5
votes
3
answers
11
ISRO200955
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
(
98.5k
points)

1.6k
views
isro2009
graphtheory
+7
votes
1
answer
12
ISRO200954
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
(
98.5k
points)

1.4k
views
isro2009
graphtheory
+6
votes
1
answer
13
ISRO200952
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
(
98.5k
points)

1.1k
views
isro2009
graphtheory
+2
votes
2
answers
14
ISRO200951
The formula $P_k = y_0 + k \triangledown y_0+ \frac{k(k+1)}{2} \triangledown ^2 y_0 + \dots + \frac{k \dots (k+n1)}{n!} \triangledown ^n y_0$ is Newton's backward formula Gauss forward formula Gauss backward formula Stirling's formula
asked
Jun 15, 2016
in
Numerical Methods
by
jothee
Veteran
(
98.5k
points)

1k
views
isro2009
numericalmethods
+4
votes
1
answer
15
ISRO200950
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
(
98.5k
points)

1.1k
views
isro2009
calculus
maximaminima
+4
votes
1
answer
16
ISRO200949
$x=a \cos(t), y=b \sin(t)$ is the parametric form of Ellipse Hyperbola Circle Parabola
asked
Jun 15, 2016
in
Calculus
by
jothee
Veteran
(
98.5k
points)

1k
views
isro2009
calculus
+3
votes
1
answer
17
ISRO200948
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
(
98.5k
points)

862
views
isro2009
polynomials
+2
votes
1
answer
18
ISRO200947
The formula $\int\limits_{x0}^{xa} y(n) dx \simeq h/2 (y_0 + 2y_1 + \dots +2y_{n1} + y_n)  h/12 (\triangledown y_n  \triangle y_0)$ $ 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
(
98.5k
points)

906
views
isro2009
numericalmethods
nongate
+3
votes
1
answer
19
ISRO200946
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 $E1$ $E$ $1E^{1}$ $1E$
asked
Jun 15, 2016
in
Numerical Methods
by
jothee
Veteran
(
98.5k
points)

1.2k
views
isro2009
+4
votes
2
answers
20
ISRO200933
The feature in objectoriented 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
(
98.5k
points)

1.2k
views
isro2009
objectorientedprogramming
nongate
+6
votes
3
answers
21
ISRO200931
A full binary tree with $n$ leaves contains $n$ nodes $\log_2 n$ nodes $2n1$ $2^n$ nodes
asked
Jun 14, 2016
in
DS
by
jothee
Veteran
(
98.5k
points)

2.5k
views
isro2009
datastructure
binarytree
+3
votes
2
answers
22
ISRO200928
The infix expression $A+(BC)^*D$ is correctly represented in prefix notation as $A+BC^*D$ $+A^*BCD$ $ABCD^*+$ $A+BCD^*$
asked
Jun 14, 2016
in
Compiler Design
by
jothee
Veteran
(
98.5k
points)

1.1k
views
isro2009
expression
+3
votes
2
answers
23
ISRO200920
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
(
98.5k
points)

1.7k
views
isro2009
digitallogic
kmap
+5
votes
2
answers
24
ISRO200917
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 preemption, 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
(
98.5k
points)

2.5k
views
isro2009
operatingsystem
processschedule
+3
votes
4
answers
25
ISRO200911
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
(
98.5k
points)

1.1k
views
isro2009
operatingsystem
virtualmemory
+4
votes
3
answers
26
ISRO200910
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
(
98.5k
points)

1.3k
views
isro2009
operatingsystem
+3
votes
3
answers
27
ISRO20094
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
(
98.5k
points)

1.5k
views
isro2009
computernetworks
networkaddressing
+4
votes
2
answers
28
ISRO20092
In networking, UTP stands for Unshielded Tconnector port Unshielded twisted pair Unshielded terminating pair Unshielded transmission process
asked
Jun 14, 2016
in
Computer Networks
by
jothee
Veteran
(
98.5k
points)

1k
views
isro2009
computernetworks
+6
votes
2
answers
29
ISRO200866, ISRO200915
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
(
98.5k
points)

2.4k
views
isro2008
isro2009
operatingsystem
processschedule
+5
votes
2
answers
30
ISRO200716, ISRO200930, ISRO201443
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
(
98.5k
points)

3.7k
views
isro2007
stack
isro2009
isro2014
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