Locality of reference implies that the page reference being made by a process

Related MCQs

• In two level scheme if each page is mapped by 4-byte (22) page table entry then to create a page table composed of 220 page table entry one requires
• In defining page table structure in virtual memory, A page number portion of a virtual address is mapped into a hash table using simple hash function, where hash table contains a pointer to the inverted page table, which contains page table entries, this approach is referred as
• In memory management Free page list is: A- A list of page frames available for reading in pages. B- A list where replaced page is assigned without modification. C-A list where replaced page is assigned with modification.
• In memory management : A- Fetch Policy B- Cleaning Policy C- Placement Policy: 1- It determines when a modified page should be written out to secondary memory. 2- It determines when a page should be bought into main memory. 3- It determines where in real memory a process piece is to be reside.
• In memory management :A-Fixed allocation policy, B-Variable allocation policy: 1-It gives a process a fixed number of frames in main memory within which to execute. 2-It allows the number of page frames allocated to a process to be varied over the life time of the process. 3-In it a number of allocated frames are decided at initial load time.
• The principle of locality states
• By principle of locality, in least recently used policy, in memory management
• By principle of locality, cache memory
• Statement A : In memory management, the replacement policy deals with the selection of pages in memory to be replaced by arrived new page. Statement B: In memory management, the policy the fetch policy determines when a page should be bought into main memory.
• Dirty bit for a page in a page table