Questions by aditi19

0 votes

1 answer

61

Conversion of NFA to DFA
convert the following NFA to DFA

asked in Theory of Computation Dec 14, 2018

1.3k views

1 vote

1 answer

62

GATE ECE digital logic
A 16-bit ripple carry adder is realized using 16 identical full adders (FA) as shown in the figure. The carry-propagation delay of each FA is 12 ns and the sum propagation delay of each FA is 15 ns. The worst case delay (in ns) of this 16-bit adder will be __________

asked in Digital Logic Dec 11, 2018

4.6k views

0 votes

0 answers

63

GA_Testseries
is this in 3NF?

asked in Databases Dec 10, 2018

651 views

2 votes

1 answer

64

GA_Testseries
is option B correct? in ii) intersection of the two normalized relation is EF which is not key of either of the relations how can option B be correct?

asked in Databases Dec 10, 2018

721 views

2 votes

1 answer

65

GA_Testseries

asked in Databases Dec 10, 2018

581 views

2 votes

1 answer

66

RISC processor doubt
is the CPI of RISC processor always 1?

asked in CO and Architecture Dec 10, 2018

1.5k views

0 votes

1 answer

67

Kenneth Rosen Edition 6th Exercise 6.1 Example 7 (Page No. 399)
this is an example taken from Rosen. but I’m unable to understand to understand the solution given there can someone pls explain me in details

asked in Combinatory Dec 10, 2018

397 views

3 votes

1 answer

68

Reversal of DFA doubt
in reversal of DFA if there are more than one final states then which one will be made the initial state? a DFA can have only one initial state

asked in Theory of Computation Dec 10, 2018

2.3k views

1 vote

0 answers

69

GATE ECE 2014

asked in Probability Dec 8, 2018

353 views

0 votes

0 answers

70

GA Test series
pls explain why C is correct not A? isn’t every schedule that is supported by 2PL conflict serializable?

asked in Databases Dec 8, 2018

350 views

1 vote

0 answers

71

2 Phase Locking
is it supported by 2PL?

asked in Databases Dec 8, 2018

589 views

2 votes

0 answers

72

DMA Doubt
can someone explain what is preparation time in DMA exactly? and why is it multiplied by CPU cycle time in most of the questions here? does preparation time means that a word is brought into disk controller buffer from hard disk and it utilizes CPU? PS-DMA is giving me headaches!!!

asked in CO and Architecture Dec 8, 2018

607 views

0 votes

0 answers

73

Hamacher

asked in CO and Architecture Dec 8, 2018

312 views

1 vote

1 answer

74

GA Test Series
answer is 1.. but I’m getting more than 1

asked in CO and Architecture Dec 6, 2018

445 views

0 votes

0 answers

75

GA Testseries

asked in CO and Architecture Dec 6, 2018

537 views

0 votes

0 answers

76

Cache mapping Doubt
https://gateoverflow.in/494/gate2008-71 can someone explain how indexes of the array elements have been calculated?

asked in CO and Architecture Dec 5, 2018

302 views

2 votes

1 answer

77

Kenneth Rosen Edition 6th Exercise 2.4 Question 15c (Page No. 161)
$\sum_{j=2}^{8}(-3)^j$

asked in Set Theory & Algebra Dec 5, 2018

435 views

4 votes

6 answers

78

GATE ECE 2014
Above question modification. This is the actual question Boolean expression$:(x+y)(x+\bar{y})+\overline{{(x\bar{y}+\bar{x})}}$ $(A) x$ $(B)y$ $(C)xy$ $(D)x+y$

asked in Digital Logic Dec 4, 2018

2.5k views

0 votes

0 answers

79

Heaps-GATE-doubt
https://gateoverflow.in/459/gate2008-47 here if we insert all elements together and then call heapify function then it’ll take O(logn) time. why answer is O(n)?

asked in Algorithms Dec 4, 2018

384 views

2 votes

0 answers

80

Kenneth Rosen Edition 7 Exercise 7.2 Question 24 (Page No. 467)
What is the conditional probability that exactly four heads appear when a fair coin is flipped five times, given that the first flip came up heads? shouldn't the answer be 1/16? my approach probability that we get 4 head after 4 toss=(1/2)^4 probability ... B)/P(B)=$\frac{(1/2)^4*1/2}{1/2}$ answer is given ¼? where am I going wrong?

asked in Probability Dec 1, 2018

611 views

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