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Recent questions tagged isroee
0
votes
2
answers
1
ISRO 2015 Complex Numbers [EE]
If x = √ 1. then the value of x x is (a) e π /2 (b) x (c) e π /2 (d) 1
asked
Mar 10, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

251
views
isroee
engineeringmathematics
+1
vote
1
answer
2
ISRO 2015 Differential equation [EE]
The solution of the differential equation (d y /dx)=ky , Y(0)= C is (a) x =cexy (b) y= cekx (c) x =ke cy (d) y= cekx
asked
Mar 10, 2017
in
Calculus
by
sh!va
Boss
(
32.3k
points)

463
views
isroee
engineeringmathematics
calculus
0
votes
1
answer
3
ISRO 2015 Regsiters [EE]
Resistor of microprocessor which keeps track of the execution of program and which contain the memory address of next instruction to be executed is called (a) Index resistor (b) Program counter (c) Memory address resistor (d) Instruction resistor
asked
Mar 10, 2017
in
CO and Architecture
by
sh!va
Boss
(
32.3k
points)

580
views
isroee
0
votes
1
answer
4
ISRO 2015 OS [EE]
OS that permits multiples programs to run simultaneously using single processor is referred as (a) Multitasking (b) Multi user (c) Multithreading (d) Multiprocessing
asked
Mar 10, 2017
in
Operating System
by
sh!va
Boss
(
32.3k
points)

494
views
isroee
operatingsystem
0
votes
1
answer
5
ISRO 2015 Optical fiber [EE]
The cladding which surrounds the optic fiber line is used (a) To protect the fiber (b) To reduce optical interference (c) Because it help to guide light in the core (d) To ensure that refractive index remains constant
asked
Mar 10, 2017
in
Computer Networks
by
sh!va
Boss
(
32.3k
points)

508
views
isroee
computernetworks
0
votes
1
answer
6
ISRO 2015 Main memory [EE]
Techniques that automatically move program and data blocks into physical main memory when they are required for execution are called (a) Main memory techniques (b) Cache memory techniques (c) Virtual memory techniques (d) Associate memory techniques
asked
Mar 10, 2017
in
CO and Architecture
by
sh!va
Boss
(
32.3k
points)

452
views
isroee
coandarchitecture
+1
vote
1
answer
7
ISRO 2015 UDP/TCP [EE]
The transport layer protocol used for real time multimedia, file transfer, DNS and email respectively are (a) TCP, UDP, UDP and TCP (b) UDP, TCP, UDP and TCP (c) UDP, TCP, TCP and UDP (d) TCP, UDP, TCP and UDP
asked
Mar 10, 2017
in
Computer Networks
by
sh!va
Boss
(
32.3k
points)

255
views
isroee
computernetworks
0
votes
1
answer
8
ISRO 2015 Ripple Counter [EE]
A 4 bit module 16 ripple counter uses JK F/F. If the propagation delay of each F/F is 50 nano seconds, the maximum clock frequency that can be used is equal to (a) 20 MHz (b) 5 MHz (c) 10 MHz (d) 4 MHz
asked
Mar 10, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

414
views
isroee
digitallogic
+1
vote
2
answers
9
ISRO 2015  Johnson counter [EE]
A three stage Johnson counter ring in figure is clocked at a constant frequency of fc from starting state of Q0Q1Q2 = 101. The frequency of output Q0Q1Q2 will be (a) fc / 2 (b) fc /6 (c) fc/ 3 (d) fc /8
asked
Mar 10, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

635
views
digitallogic
isroee
0
votes
5
answers
10
ISRO 2015 Truth table [EE]
The truth table X Y F 0 0 0 0 1 0 1 0 1 1 1 1 Represent the Boolean function (a) X (b) X  Y (c) X +Y (d) Y
asked
Mar 10, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

220
views
isroee
digitallogic
+1
vote
2
answers
11
ISRO 2014 probability [EE]
A student is to answer 10 out of 13 questions in an examination such that he must choose at least 4 from the first five questions. The number of choices available to him is (A) 140 (B) 196 (C) 280 (D) 346
asked
Mar 10, 2017
in
Probability
by
sh!va
Boss
(
32.3k
points)

356
views
isroee
engineeringmathematics
probability
0
votes
2
answers
12
ISRO 2014 Trigonometry [EE]
If tan $\Theta$ = 8 / 15 and $\Theta$ is acute, then cosec $\Theta$ (A) 8 / 17 (B) 8 / 15 (C) 17 / 8 (D) 17 / 15
asked
Mar 10, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

210
views
isroee
engineeringmathematics
0
votes
1
answer
13
ISRO 2014 Quadratic Equation [EE]
If one root of the equation x 2+ px +12 =0 is 4, while the equation x 2 + px + q = 0 has equal roots, then the value of 'q' is (A) 49/4 (B) 4 (C) 49/16 (D) 12
asked
Mar 10, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

290
views
isroee
engineeringmathematics
+1
vote
1
answer
14
ISRO 2014 Geometry [EE]
If a vertex of a triangle is (1, 1) and the midpoints of two sides through this vertex are (1, 2) and (3, 2), then the centroid of the triangle is (A) $(1, 7/3)$ (B) $(1/3, 7/3)$ (C) $(1, 7/3)$ (D) $(1/3, 7/3)$
asked
Mar 10, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

538
views
engineeringmathematics
isroee
+1
vote
1
answer
15
ISRO 2014 Complex Numbers [EE]
If $[ $\frac{1+i}{1i} ] ^ x$ =$1$ then (A) x = 2n + 1, where n is any positive integer (B) x = 2n, where n is any positive integer (C) x = 4n + 1, where n is any positive integer (D) x = 4n, where n is any positive integer
asked
Mar 10, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

177
views
isroee
engineeringmathematics
linearalgebra
0
votes
1
answer
16
ISRO 2013 Quadractic equation [EE]
If the sum of the roots of the quadratic equation a$x^2$ + b$x$ + c = 0 is equal to the sum of the squares of their reciprocals, then a/c, b/a and c/b are in: (A) arithmetic progression (B) geometric progression (C) arithmeticgeometricprogression (D) harmonic progression
asked
Mar 10, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

503
views
isroee
engineeringmathematics
linearalgebra
0
votes
2
answers
17
ISRO 2013 Polynomials [EE]
The unique polynomial P(x) of degree 2 such that: P(1) = 1, P(3) = 27, P(4) = 64 is a) 8$x^2$ 19x + 12 b) 8$x^2$ + 19x + 12 c) 8$x^2$ 19x + 12 d) 8$x^2$ 19x  12
asked
Mar 10, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

335
views
isroee
engineeringmathematics
0
votes
1
answer
18
ISRO 2013 Newton Raphson [EE]
The equation $x^3$  $x^2$ + 4$x$  4 = 0 is to be solved using the Newton  Raphson method. If x =2 is taken as the initial approximation of the solution, then the next approximation using the method will be a) 2/3 b) 4/3 c) 1/3 d) 5/3
asked
Mar 10, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

250
views
isroee
engineeringmathematics
+1
vote
1
answer
19
ISRO 2013 probability [EE]
Ten percent of screws produced in a certain factory turn out to be defective. Find the probability that in a sample of 10 screws chosen at random, exactly two will be defective. a) 0.2 b) 0.25 c) 0.8 d) 0.3 79.
asked
Mar 10, 2017
in
Probability
by
sh!va
Boss
(
32.3k
points)

523
views
isroee
probability
0
votes
2
answers
20
ISRO 2013 Probability [EE]
An urn contains 5 black and 5 white balls. The probability of drawing two balls of the same colour a) 2/9 b) 4/9 c) 1/9 d) 5/9
asked
Mar 10, 2017
in
Probability
by
sh!va
Boss
(
32.3k
points)

293
views
isroee
engineeringmathematics
probability
0
votes
2
answers
21
ISRO 2013 Integration [EE]
The integrating factor of equation sec 2 y dy/dx + x tan y = x3 is a) $[e]^{x^2/2}$ b) $[e]^ {x^2/2}$ c) $[e]^{x/2}$ d)$ [e]^{x/2}$
asked
Mar 10, 2017
in
Calculus
by
sh!va
Boss
(
32.3k
points)

391
views
isroee
engineeringmathematics
+1
vote
2
answers
22
ISRO 2013 Area under curve [EE]
The area bounded by the curves $y^2$ = 9x, x  y + 2 = 0 is given by a) 1 b) 1/2 C) 3/2 d) 5/4
asked
Mar 10, 2017
in
Calculus
by
sh!va
Boss
(
32.3k
points)

391
views
isroee
engineeringmathematics
integration
0
votes
2
answers
23
ISRO 2013 Functions [EE]
The minimum point of the function ($x^3$ / $3$) $x$ is at a) x= 1 b) x = 1 c) x = 0 d) x = 1/ √ 3
asked
Mar 10, 2017
in
Calculus
by
sh!va
Boss
(
32.3k
points)

189
views
isroee
engineeringmathematics
calculus
+1
vote
2
answers
24
ISRO 2013 Matrices [EE]
Characteristic roots of matrix $A$ and $A^T$ will be a) Different b) Same c) Cannot say about roots d) None of these
asked
Mar 10, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

256
views
isroee
matrices
0
votes
1
answer
25
ISRO 2013 Vectors [EE]
The vectors $x_1$ = $(1,2,4)$, $x_2$ = $(2,1,3)$, $x_3$ = $(0,1,2)$, $x_4$ = $(3,7,2)$ are a) Linearly independent b) Linearly dependent c) No relation d) Exponentially dependent
asked
Mar 10, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

217
views
engineeringmathematics
isroee
+1
vote
1
answer
26
ISRO 2013 Combinational circuit [EE]
In an all NOR gate realization of a combinational circuit all EVEN and ODD level gates behave like a) OR and AND b) AND and OR c) OR and NOT d) NOR and AND
asked
Mar 10, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

594
views
isroee
digitallogic
+1
vote
1
answer
27
ISRO 2013  Boolean algebra  [EE]
Which of the following Boolean algebra rules is correct? a) A.A' = 1 b) A+AB = A+B c) A+A'B = A+B d) A(A+B) = B
asked
Mar 10, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

390
views
engineeringmathematics
isroee
0
votes
1
answer
28
ISRO 2013 Differentiation  [EE]
The derivative of a ideal step function is: a) Zero b) undefined c) Impulse function d) Sine function
asked
Mar 10, 2017
in
Calculus
by
sh!va
Boss
(
32.3k
points)

469
views
engineeringmathematics
isroee
calculus
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