Recent questions tagged isro2012-ece

0 votes

4 answers

1

ISRO2012-ECE Probability
Person X can solve 80% of the ISRO question paper and Person Y can solve 60%. The probability that at least one of them will solve a problem from the question paper, selected at random is : a. 0.48 b. 0.70 c. 0.88 d. 0.92

asked Feb 28, 2017 in Probability by sh!va Boss (32.9k points) | 322 views

0 votes

1 answer

2

ISRO 2012- ECE Probability
a) 0 & 1 b) 1 & 2 c) 1 & 4 d) None of these

asked Feb 28, 2017 in Probability by sh!va Boss (32.9k points) | 144 views

0 votes

4 answers

3

ISRO 2012- ECE Matrices
The Eigen values of matrix are: a) ± cos∝ b) ± sin ∝ c) tan ∝ & cot ∝ d) cos ∝ ± sin ∝

asked Feb 28, 2017 in Linear Algebra by sh!va Boss (32.9k points) | 113 views

0 votes

1 answer

4

ISRO2012-ECE: Engineering Mathematics
The area bounded by the curves $y^2 =x, y=x $ is given by a. 2/3 b. 1/2 c. 1/6 d. 1/3

asked Feb 28, 2017 in Calculus by sh!va Boss (32.9k points) | 83 views

0 votes

2 answers

5

ISRO2012-ECE Engineering Mathematics
a) 1-x b) (1-x)/x c)1/x d)x/(1-x)

asked Feb 28, 2017 in Calculus by sh!va Boss (32.9k points) | 79 views

0 votes

3 answers

6

ISRO2012-ECE: Engineering Mathematics
The system of equations x + y + z = 6, 2x + y + z = 7, x + 2 y + z = 8 has a. A unique solution b. No solution c. An infinite number of solutions d. None of these

asked Feb 28, 2017 in Linear Algebra by sh!va Boss (32.9k points) | 73 views

0 votes

1 answer

7

ISRO2012-ECE Computer Architecture
Principle of "locality" is used in context of a. Addressing lowest Memory address by microprocessor b. Addressing Highest Memory.address by microprocessor c. Accessing Cache memory locations. d. None of above.

asked Feb 27, 2017 in CO and Architecture by sh!va Boss (32.9k points) | 138 views

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0 answers

8

ISRO2012-ECE Computer Architecture
"Cycle Stealing" in microprocessor parlance refers to a. Special type of DMA access by an external device b. RESET operation at power ON by microprocessor c. Interrupt Acknowledge cycle d. none of above.

asked Feb 27, 2017 in Digital Logic by sh!va Boss (32.9k points) | 120 views

0 votes

0 answers

9

ISRO2012-ECE 8085 processor
The complement Accumulator (CMA) instruction in 8085 processor on execution affects a)Zero flag b) Sign flag c) Overflow flag d) none of the above

asked Feb 27, 2017 in CO and Architecture by sh!va Boss (32.9k points) | 148 views

+1 vote

1 answer

10

ISRO2012-ECE: Computer Architecture
The register in 8085 that is used to keep track of the memory address of the next opcode to be run in the program is the: a) Stack Pointer b) Program Counter c) Accumulator d) Non of the above

asked Feb 27, 2017 in CO and Architecture by sh!va Boss (32.9k points) | 112 views

0 votes

1 answer

11

ISRO2012- ECE Digital logic: ADC
The number of comparators needed in a 8 bit flash type ADC is: a) 8 b) 16 c) 255 d) 256

asked Feb 27, 2017 in Digital Logic by sh!va Boss (32.9k points) | 145 views

0 votes

2 answers

12

ISRO2012-ECE Boolean Logic
The truth table for implementing a Boolean variable F is given where d represents don't care states. The minimized expression for F is: a) BC' +AC'+AB b) AB+ C' c) A'BC'+ AB'C'+ABC d) None of the above

asked Feb 27, 2017 in Digital Logic by sh!va Boss (32.9k points) | 152 views

0 votes

1 answer

13

ISRO2012-ECE Number system
If $(146)_x + (313) _{x-2} = (246)_ 8$ then the value of $x$ will be a) 5 b) 6 c) 7 d) 9

asked Feb 27, 2017 in CO and Architecture by sh!va Boss (32.9k points) | 246 views

0 votes

0 answers

14

ISRO2012-ECE Networks
Following constellation diagram represents: a) 16 PSK b) 16 QAM c) 16 APSK d)A ll the above

asked Feb 27, 2017 in Computer Networks by sh!va Boss (32.9k points) | 150 views

+2 votes

0 answers

15

ISRO2012-ECE Computer architecture
Minimum number of bits required to represent maximum value of an analog signal with accuracy of 0.1% is a) 8 bits b) 9 bits c) 10 bits d) 12 bits

asked Feb 27, 2017 in CO and Architecture by sh!va Boss (32.9k points) | 290 views

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