1)application programs interact with operating system
through system call.is there any method of interaction
between the two?

2) Inconveniences faced by user interacting with a computer
systemwithout a operating system?


3) what are the requirements for virtual memory architecture

Answer Posted / nisha

3)
• Physical memory divided up into pages
• A swap device (typically a disk) that holds pages not resident in physical memory (that’s why it’s referred to as backing store as well)
• Address translation
– Page tables to hold virtual-to-physical address mappings
– Translation lookaside buffer is cache of translation information
• Management software in the operating system which is responsible for virtual memory functionalities, not limited to Decoupling of program’s “address space” from its physical location.

Is This Answer Correct ?    0 Yes 1 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Tell me the difference between yielding and sleeping?

628


Difference between a thread and process?

772


How do I empty my mac cache?

641


What is a phase change memory?

654


Is program files x86 64 bit?

617






Define a good platform along with its qualities.

816


How do I cancel chkdsk scan?

704


What are types of os?

637


How do I enable plugins on firefox?

657


How much ram can you put in a 64 bit system?

714


How do you exit a screen?

703


What do you mean by ram?

691


what is the relationship between page size and page table?

2065


Tell me about virtual memory?

664


Enumerate the different RAID levels.

721