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Questions by Sumaiya23

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1

Self Doubt Ethernet
When do we use $\eta = 1/(1+6.44a)$ and when do we use $\eta = 1/(1+2a)$ {a = pd/td}. I am very confused between efficiency, throughput, utilization...please help! {Pd = Propagation delay, td = transmission delay}

asked in Computer Networks Feb 1, 2018

442 views

2 votes

1 answer

2

MadeEasy Test Series 2018: Algorithms - Dynamic Programming
The number of balance parenthesis possible with 5-pairs of parenthesis _________. [ Assume ( ) and (( )) is balance parenthesis but not ) ( ]

asked in Algorithms Jan 29, 2018

1.8k views

1 vote

0 answers

3

Rice's Theorem
What is monotonic and non-monotonic property. Please explain the second postulate of Rice's Theorem.

asked in Theory of Computation Jan 23, 2018

321 views

2 votes

1 answer

4

MadeEasy Test Series 2018: Theory of Computation - Identify Class Language
a) Only L1 is correct b)Only L2 is correct c)Both L1 and L2 are correct d)None of L1 and L2 is correct My question is: What is meant by prefix of string? And how is L1 regular?

asked in Theory of Computation Jan 22, 2018

346 views

4 votes

1 answer

5

Gateforum Test Series

asked in CO and Architecture Jan 20, 2018

411 views

1 vote

1 answer

6

Memory access time
Suppose the time taken to write in cache is tc and time to write in main memory is tm. If write back policy is used, only the main memory is written and time taken is tm. But if write through is used, are the main memory and cache updated simultaneously (time taken would be tm) or serially (time taken would be tc + tm)?

asked in CO and Architecture Jan 18, 2018

540 views

0 votes

2 answers

7

DBMS Phantom Read
A Phantom Read is when two SELECT queries within the same transaction return a different number of rows. But if the number of rows returned is the same and the data is different, is that also considered as Phantom?

asked in Databases Dec 15, 2017

1.3k views

0 votes

0 answers

8

Getting a job after a gap.
How difficult is to get a job in the IT industry after a gap of 2 years (but good academic record) ?

asked in Job Queries Nov 5, 2017

396 views