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Andrew S. Tanenbaum (OS) Edition 4 Exercise 2 Question 40 (Page No. 177)
Round-robin schedulers normally maintain a list of all runnable processes, with each process occurring exactly once in the list. What would happen if a process occurred twice in the list? Can you think of any reason for allowing this?
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Operating System
Nov 15, 2019
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tanenbaum
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0
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Ace Test Series: CO & Architecture - Instruction Execution
CPU can leave current instruction execution, without completing it for : Service of interrupt DMA Both Neither
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in
CO and Architecture
Nov 15, 2019
683
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co-and-architecture
dma
ace-test-series
instruction-execution
6
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3
TIFR CSE 2017 | Part B | Question: 8
For any natural number $n$, an ordering of all binary strings of length $n$ is a Gray code if it starts with $0^n$, and any successive strings in the ordering differ in exactly one bit (the first and last string must also differ by one ... two strings are separated by $k$ other strings in the ordering, then they must differ in exactly $k$ bits none of the above
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Digital Logic
Nov 9, 2019
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tifr2017
digital-logic
boolean-algebra
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4
Galvin Edition 9 Exercise 3 Question 13 (Page No. 152)
Explain the circumstances under which which the line of code marked printf("LINE J") in following program will be reached. #include <sys/types.h> #include <stdio.h> #include <unistd.h> int main() { pid t pid ... will wait for the child to complete */ wait(NULL); printf("Child Complete"); } return 0; }
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Operating System
Oct 3, 2019
3.5k
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galvin
operating-system
process
programming
4
votes
5
DMA
Consider a system in which DMA technique is used to transfer 16 MB of data from an I/O device into memory. The bandwidth of I/O device is 128 KB/s. What percentage of time is the CPU in busy mode (approximately)?
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CO and Architecture
Sep 22, 2019
4.5k
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1
vote
6
GATE CSE 1999 | Question: 6
Given that $A$ is regular and $(A \cup B)$ is regular, does it follow that $B$ is necessarily regular? Justify your answer. Given two finite automata $M1, M2$, outline an algorithm to decide if $L(M1) \subset L(M2)$. (note: strict subset)
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Theory of Computation
Aug 29, 2019
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gate1999
theory-of-computation
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