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Applied test series
We know that the paging scheme suffers from internal fragmentation. S1 : If the CPU attempts to access the unused portion of the last page, the valid/invalid bits will block such accesses. S2 : A possible solution to handle the internal fragmentation issue is to use multiple page sizes. can anyone plz explain me this ? we have to select from s1 and s2 which is correct
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Operating System
Jan 8, 2023
463
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operating-system
test-series
memory-management
1
vote
1
answer
2
NPTEL
Let P,Q,R be regular expressions such that number of strings generated by P ,Q and R are p,q,r respectively. What is the number of strings generated by the expression (P+R)*Q + PQ ? Answer given was infinite … can someone explain me that how infinite is coming ? is it due to (*)?
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Theory of Computation
Oct 25, 2022
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nptel-quiz
theory-of-computation
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3
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Applied test series question
A 4-bit carry lookahead adder adds two 4-bit numbers. The adder is designed without making use of the EX-OR gates. The propagation delay for all gates is given as 2.4 time units. What will be the overall delay of adder if we assume that inputs ... AND, Or gates. can someone explain me this in a deatiled manner as i am not able to find the appropriate solution for it ?
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Digital Logic
Sep 13, 2022
620
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test-series
digital-logic
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