Dark Mode

Recent questions tagged isro2009

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

go_editor asked in Operating System Jun 15, 2016

2.2k views

5 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

go_editor asked in Databases Jun 15, 2016

5.1k views

8 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

go_editor asked in IS&Software Engineering Jun 15, 2016

3.7k views

6 votes

1 answer

4

ISRO2009-66
If the pdf of a Poisson distribution is given by $f(x) = \dfrac{e^{-2} 2^x}{x!}$ then its mean is $2^x$ $2$ $-2$ $1$

go_editor asked in Probability Jun 15, 2016

2.5k views

4 votes

2 answers

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 $\frac{1000}{\sqrt{2 \pi} } e^{-25}$ $\frac{1000}{\sqrt{2 \pi} }$ $\frac{1000}{\sqrt{2 \pi} } e^{-2.5}$ $\frac{400}{\sqrt{2 \pi} }$

go_editor asked in Probability Jun 15, 2016

2.9k views

9 votes

2 answers

6

ISRO2009-62
If $\text{A, B, C}$ are any three matrices, then $\text{A}'+\text{B}'+\text{C}' $ is equal to a null matrix $\text{A + B + C}$ $\text{(A + B + C)}'$ $\text{-(A + B + C})$

go_editor asked in Linear Algebra Jun 15, 2016

2.5k views

9 votes

1 answer

7

ISRO2009-61
If $\begin{vmatrix} 3 && 3 \\ x && 5 \end{vmatrix} =3$ then the value of $x$ is $2$ $3$ $4$ $5$

go_editor asked in Linear Algebra Jun 15, 2016

1.4k views

11 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

go_editor asked in Linear Algebra Jun 15, 2016

2.0k views

8 votes

2 answers

9

ISRO2009-59
A square matrix $\text{A}$ is called orthogonal if $\text{A}'\text{A}=$ $\text{I}$ $\text{A}$ $-\text{A}$ $-\text{I}$

go_editor asked in Linear Algebra Jun 15, 2016

2.4k views

8 votes

3 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

go_editor asked in Graph Theory Jun 15, 2016

2.8k views

7 votes

3 answers

11

ISRO2009-55
In a graph $\text{G}$ there is one and only one path between every pair of vertices then $\text{G}$ is a Path Walk Tree Circuit

go_editor asked in Graph Theory Jun 15, 2016

4.2k views

9 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

go_editor asked in Graph Theory Jun 15, 2016

7.4k views

8 votes

1 answer

13

ISRO2009-52
If $\text{G}$ is a graph with e edges and n vertices the sum of the degrees of all vertices in $\text{G}$ is $e$ $e/2$ $e^2$ $2 e$

go_editor asked in Graph Theory Jun 15, 2016

2.3k views

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

go_editor asked in Numerical Methods Jun 15, 2016

1.5k views

6 votes

1 answer

15

ISRO2009-50
The value of $x$ at which $y$ is minimum for $y=x^2 -3x +1 $ is $-3/2$ $3/2$ $0$ $-5/4$

go_editor asked in Calculus Jun 15, 2016

1.6k views

5 votes

1 answer

16

ISRO2009-49
$x=a \cos(t), y=b \sin(t)$ is the parametric form of Ellipse Hyperbola Circle Parabola

go_editor asked in Calculus Jun 15, 2016

1.8k views

4 votes

2 answers

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 $x^3 +2x^2 +1$ $x^3 +3x^2 -1$ $x^3 +1$ $x^3 -2x^2 +1$

go_editor asked in Numerical Methods Jun 15, 2016

1.6k views

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

go_editor asked in Numerical Methods Jun 15, 2016

1.3k views

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 $E-1$ $E$ $1-E^{-1}$ $1-E$

go_editor asked in Numerical Methods Jun 15, 2016

7.7k views

4 votes

3 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

go_editor asked in Object Oriented Programming Jun 15, 2016

4.8k views

7 votes

4 answers

21

ISRO2009-31
A full binary tree with $n$ leaves contains $n$ nodes $\log_2 n$ nodes $2n-1$ $2^n$ nodes

go_editor asked in DS Jun 14, 2016

4.9k views

4 votes

2 answers

22

ISRO2009-28
The infix expression $A+(B-C)^*D$ is correctly represented in prefix notation as $A+B-C^*D$ $+A^*-BCD$ $ABC-D^*+$ $A+BC-D^*$

go_editor asked in DS Jun 14, 2016

2.6k views

7 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

go_editor asked in Digital Logic Jun 14, 2016

3.7k views

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

go_editor asked in Operating System Jun 14, 2016

9.6k views

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

go_editor asked in Operating System Jun 14, 2016

2.8k views

4 votes

3 answers

26

ISRO2009-10
The correct matching of the following pairs is ... iii, b-iv, c-ii, d-i a-iv, b-iii, c-ii, d-i a-iii, b-iv, c-i, d-ii a-ii, b-iv, c-i, d-iii

go_editor asked in Operating System Jun 14, 2016

2.2k views

5 votes

3 answers

27

ISRO2009-4
Which of the following is a MAC address? $\textsf{192.166.200.50}$ $\textsf{00056A:01A01A5CCA7FF60}$ $\textsf{568, Airport Road}$ $\textsf{01:A5:BB:A7:FF:60}$

go_editor asked in Computer Networks Jun 14, 2016

3.8k views

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

go_editor asked in Computer Networks Jun 14, 2016

1.5k views

9 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

go_editor asked in Operating System Jun 13, 2016

5.2k views

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

go_editor asked in DS Jun 10, 2016

8.8k views

Page:

1
2
3
next »

Recent questions tagged isro2009