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Recent questions tagged isroece
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ISRO 2006ECE Eigen Values
The Eigen values of are: a) 6, 1 b) 6, 1 c) 6, 1 d) 6,1
asked
Mar 4, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

124
views
isroece
engineeringmathematics
linearalgebra
eigenvalue
0
votes
2
answers
2
ISRO2006ECE calculus
asked
Mar 4, 2017
in
Calculus
by
sh!va
Boss
(
32.3k
points)

165
views
isroece
engineeringmathematics
calculus
0
votes
1
answer
3
ISRO 2006ECE Functions
$x^3$ + $x$ sin $x$ is a) Constant function b) Odd function c) Even function d) Periodic function
asked
Mar 4, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

621
views
isroece
engineeringmathematics
linearalgebra
functions
+1
vote
1
answer
4
ISRO 2006 ECE Probability
A box contains 5 black and 5 red balls. Two balls are one after another from the box, without replacement. The probability of both balls being red is a) 1/90 b) 1/5 c) 19/90 d) 2/9
asked
Mar 4, 2017
in
Probability
by
sh!va
Boss
(
32.3k
points)

127
views
isroece
engineeringmathematics
probability
0
votes
1
answer
5
ISRO 2006ECE Concurrent Lines
The value of k for which the lines 2x + y 1 = 0,4x + 3y  3 = 0 and 3x + ky  2 = 0. are concurrent is a) 2 b) 3 c) 2 d) 3
asked
Mar 4, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

137
views
isroece
engineeringmathematics
linearalgebra
0
votes
3
answers
6
ISRO 2006ECE Matrix determinant
The determinant of is: a) 0 b) 1 c) 1 d) 2
asked
Mar 4, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

137
views
isroece
engineeringmathematics
linearalgebra
0
votes
1
answer
7
ISRO 2006 ECE K Map
The function shown in the figure when simplified will yield a result with ____ terms a) 2 b) 4 c) 7 d) 14
asked
Mar 3, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

263
views
digitallogic
isroece
kmap
+1
vote
1
answer
8
ISRO 2006ECE
Given the decimal number 19 an eight bit two's complement representation is given by a) 11101110 b) 11101101 c) 11101100 d) none of these
asked
Mar 3, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

253
views
isroece
digitallogic
numberrepresentation
0
votes
2
answers
9
ISRO 2006 ECE
If the memory chip size is 256 x 1 bits, then the number of chips required to make up 1K bytes of memory is a) 32 b) 24 c) 12 d) 8
asked
Mar 3, 2017
in
CO and Architecture
by
sh!va
Boss
(
32.3k
points)

607
views
isroece
coandarchitecture
+1
vote
1
answer
10
ISRO 2006 ECE Venn Diagrams
The Boolean expression for the shaded area in the Venn diagram is a) X'+Y' +Z b) XY'Z + X'YZ c) X + Y + Z d) X'Y'Z+XY
asked
Mar 3, 2017
in
Mathematical Logic
by
sh!va
Boss
(
32.3k
points)

404
views
isroece
digitallogic
booleanalgebra
0
votes
1
answer
11
ISRO 2006 ECE Boolean algebra
For the switch circuit, taking open as 0 and closed as 1, the expression for the circuit is Y. a) A+ (B+C) D b) A+ BC +D c) A (BC+D) d) Non eof these
asked
Mar 3, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

302
views
isroece
digitallogic
booleanalgebra
0
votes
1
answer
12
ISRO 2006ECE A/D converter
10 bit A/D converters, the quantization error is given by (in percent) a) 1 b) 2 c) 0.1 d) 0.2
asked
Mar 3, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

921
views
isroece
digitallogic
0
votes
1
answer
13
ISRO 2006 ECE Gray code
Gray code for number 7 is a) 1100 b) 1001 c)0110 d) 0100
asked
Mar 3, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

173
views
isroece
digitallogic
numberrepresentation
0
votes
2
answers
14
ISRO 2006ECE Octal number
Now many 1 's are present in the binary representation of 3 x 512+7 x 64+5 x 8+3? a) 8 b) 9 c) 10 d) 11
asked
Mar 3, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

129
views
isroece
digitallogic
+1
vote
1
answer
15
ISRO 2006ECE Flipflops
Which of the following statements are correct ? 1. A flipflop is used to store 1 bit of information 2. Racearound condition occurs in a JK flipflop when both the inputs are 1 3. Masterslave configuration is used in flipflops to store 2 bits of information 4. A transparent latch consists of a Dtype flipflop a) 1,2 and 3 b) 1,3 and 4 c) 1,2 and 4 d) 2,3 and 4
asked
Mar 3, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

347
views
isroece
digitallogic
flipflop
0
votes
1
answer
16
ISRO 2006ECE WAIT states
WAIT states are used to a) Make the processor wait during a DMA operation b) Make the processor wait during a power interrupt processing c) Make the processor wait during a power shutdown d) Interface slow peripherals to the processor
asked
Mar 3, 2017
in
CO and Architecture
by
sh!va
Boss
(
32.3k
points)

271
views
isroece
coandarchitecture
0
votes
0
answers
17
ISRO 2006ECE A/D Converter
The A/D converter used in a digital voltmeter could be (1) successive approximation type (2) Flash converter type (3) Dual slope converter type. The correct sequence in the increasing order of their conversion times is a) 1,2,3 b) 2,1,3 c) 3,2,1 d) 3,1,2
asked
Mar 3, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

281
views
isroece
digitallogic
0
votes
1
answer
18
ISRO 2006ECE Ripple counter
A Pulse train with a frequency of 1MHz is counted using a modulo 1024 ripplecounter built with JK flipflops. For proper operation of the counter the maximum permissible propagation delay per flipflop stage is a) 100 n sec b) 50 n sec c) 20 n sec d) 10 n sec
asked
Mar 3, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

763
views
isroece
digitallogic
0
votes
1
answer
19
ISRO 2006ECE AND OR gates
In the given network of AND and OR gates f can be written as: a) X0 X1 X2 .....Xn + X1 X2 . ....Xn + X2 X3 ....Xn.... Xn b) X0 X1 + X2 + X3 +....... +Xn1 . Xn C) X0+X1+ X2+ .......+ Xn d) X0 X1 X3........ Xn1 + X2+X3+X5 ......... Xn1 + ........+ Xn2 + Xn1 +Xn
asked
Mar 3, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

259
views
isroece
digitallogic
0
votes
1
answer
20
ISRO 2006ECE NAND gates
Assuming that only the X and Y logic inputs are available and their complements X' and Y' are not available, what is the minimum number of twoinput NAND gates requires to implement X ⊕ Y? a) 2 b) 3 c) 4 d) 5
asked
Mar 3, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

385
views
digitallogic
isroece
0
votes
2
answers
21
ISRO 2007 ECE Matrices
The Algebraic multiplicity of the matrix A= is a) 1 b) 2 c) 3 d) 4
asked
Mar 3, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

260
views
isroece
engineeringmathematics
linearalgebra
+1
vote
2
answers
22
ISRO 2007 ECE Probability
A bag contains eight white and six red marbles. The probability of drawing two marbles of same colour is a) $8c_2$ .$6c_2$ / $14c_2$ b) $8c_2$ /$14c_2$ + $6c_2$ /$14c_2$ c) $8c_2$ .$6c_2$ /$14c_2$.$14c_2$ d)$8c_2$ /$14c_2$ + $6c_2$ /$12c_2$
asked
Mar 3, 2017
in
Probability
by
sh!va
Boss
(
32.3k
points)

153
views
isroece
engineeringmathematics
probability
0
votes
1
answer
23
ISRO 2007 ECE Geometry
Equation of a straight line passing through the point (1,2) and making equal intercepts on the axes is a) x y =1 b)x2y=1 c)x+y=1 d) xy=2
asked
Mar 3, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

182
views
isroece
engineeringmathematics
geometry
+1
vote
0
answers
24
ISRO 2007 ECE Integration
asked
Mar 3, 2017
in
Calculus
by
sh!va
Boss
(
32.3k
points)

97
views
isroece
engineeringmathematics
calculus
0
votes
1
answer
25
ISRO 2007 ECE Determinant
The value of determinant is: a) 0 b) 1 c) 3 d) a+b+c
asked
Mar 3, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

140
views
isroece
engineeringmathematics
linearalgebra
0
votes
1
answer
26
ISRO 2007ECE Roots of equation
If a,b,c are the roots of equations $x^3$ + p$x^ 2$ +q$x$+p=0, Then the value of $tan^{1} a+ tan^{1 }b+tan^{1}c$ is a) n π /4 b) n π /2 c) n π d) 2n π
asked
Mar 3, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

411
views
isroece
engineeringmathematics
0
votes
1
answer
27
ISRO 2007 ECE Z plane
The region of the z plane for which za/z+a = 1 ($Re(a)$ ≠ 0) is: a) xaxis b) y axis c) The straight line z = lal d) None of the above
asked
Mar 3, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

296
views
isroece
engineeringmathematics
0
votes
1
answer
28
ISRO 2007 ECE Vectors
A unit vector perpendicular to the vectors a= 2i –3j + k and b=i+j2k , is a) (1/ √ 3 ) (–i+j+k) b) (1/ √ 3 )(i+j k) c) (1/ √ 3 )(i + j+k) d) (i+j+k)
asked
Mar 3, 2017
in
Linear Algebra
by
sh!va
Boss
(
32.3k
points)

180
views
isroece
engineeringmathematics
0
votes
2
answers
29
ISRO 2007 ECE Half Adder using NAND
The sum S of A and B in a half Adder can be implemented by using K NAND gates. The value of K is a) 3 b) 4 c) 5 d) None of these
asked
Mar 3, 2017
in
Digital Logic
by
sh!va
Boss
(
32.3k
points)

539
views
isroece
digitallogic
0
votes
1
answer
30
ISRO 2007 ECE Program Counter
When a program is being executed in an 8085 microprocessor, its Program Counter contains a) The number of instructions in the current program that have already been executed b) The total number of instructions in the program being executed c) ... of the instruction that is being currently executed d) The memory address of the instruction that is to be executed next
asked
Mar 3, 2017
in
CO and Architecture
by
sh!va
Boss
(
32.3k
points)

238
views
isroece
coandarchitecture
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