ISRO Scientist or Engineer Computer Science 2014

Instructions

For the following questions answer them individually

Question 11

An aggregation association is drawn using which symbol?

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Question 12

How manystates are there in a minimum state deterministic finite automaton accepting the language $$L = \left\{w \mid w \in (0, 1)^*\right\}$$, {number of 0’s is divisible by 2 and numberof 1's is divisible by 5, respectively} ?

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Question 13

Which of the following is TRUE with respect to a Reference?

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Question 14

There are 200 tracks on a disk platter and the pending requests have comein the order — 36, 69, 167, 76, 42, 51, 126, 12, and 199. Assume the arm is located at the $$100^{th}$$ track and moving towardstrack 200. If sequence of disc access is 126, 167, 199, 12, 36, 42, 51, 69, and 76 then which disc access scheduling policy is used?

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Question 15

Consider the logic circuit given below:

Q = ...........?

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Question 16

What is routing algorithm used by OSPF routing protocol?

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Question 17

If each address space represents one byte of storage space, how many address lines are needed to access RAM chips arranged in a $$4 \times 6$$ array, where each chip is $$8K \times 4$$ bits?

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Question 18

Consider the following segment table in segmentation scheme:

What happens if the logical address requested is - Segment Id 2 and Offset 1000?

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Question 19

The numberofbit strings of length 8 that will either start with 1 or end with 00 is .............?

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Question 20

Which of the following is not a maturity level as per Capability Maturity Model?

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