Hello Friends,this particular section is well focused on the Frequently asked Operating System Basics Multiple Choice Questions Answers in various competitive exams.This set of questions are very basic and easily understandable by students.we have kept the questions hardness level to very basic.
PRACTICE IT NOW TO SHARPEN YOUR CONCEPT AND KNOWLEDGE
1. Operating System maintains the page table for
- each process
- each thread
- each instruction
- each address
A. each process
2. Because of virtual memory, the memory can be shared among
- processes
- threads
- instructions
- none of the mentioned
A. processes
3. _____ is the concept in which a process is copied into main memory from the secondary memory according to the requirement.
- Paging
- Demand paging
- Segmentation
- Swapping
B. Demand paging
4. The pager concerns with the
- individual page of a process
- entire process
- entire thread
- first page of a process
A. individual page of a process
5. Swap space exists in
- primary memory
- secondary memory
- CPU
- none of the mentioned
B. secondary memory
6. A memory buffer used to accommodate a speed differential is called
- stack pointer
- cache
- accumulator
- disk buffer
B. cache
7. Which one of the following is the address generated by CPU?
- physical address
- absolute address
- logical address
- none of the mentioned
C. logical address
8. Run time mapping from virtual to physical address is done by
- memory management unit
- CPU
- PCI
- none of the mentioned
A. memory management unit
9. Memory management technique in which system stores and retrieves data from secondary storage for use in main memory is called
- fragmentation
- paging
- mapping
- none of the mentioned
B. paging
10. Program always deals with
- logical address
- absolute address
- physical address
- relative address
A. logical address
