Wednesday, 25 March 2020

Operating systems questions set 5

Operating systems TRUE / FALSE questions for competitive exams



Operating Systems Quiz with Answers - 5


1. The difference between a computer Worm and a computer Virus is that a Virus requires human action to spread.
(a) TRUE                                                   (b) FALSE
Answer: TRUE. Viruses are often transported as attachments in email or on a floppy boot track and require someone to actually click on the attachment or boot the disk to start. Worms can arrive all by themselves, via security flaws in the OS. [source: UCB]

2. An operating system is defined as hardware that converts software into a useful form for applications.
(a) TRUE                                                   (b) FALSE
Answer: FALSE. It is software that converts hardware. [source: Wisconsin]

3. The abstraction that the OS provides for the CPU is a virtual address space.
(a) TRUE                                                   (b) FALSE
Answer: FALSE. CPU abstraction is a process. [source: Wisconsin]

4. With dynamic relocation, hardware dynamically translates an address on every memory access.
(a) TRUE                                                   (b) FALSE
Answer: TRUE. [source: Wisconsin]

5. The static portion of an address space cannot contain any data.
(a) TRUE                                                   (b) FALSE
Answer: FALSE. Read-only data could be in a static portion (along with code). [source: Wisconsin]


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