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  • Question
  • What is the Translation Lookaside Buffer (TLB)?


  • Correct Answer
  • In a cached system, the base addresses of the last few referenced pages is maintained in registers called the TLB that aids in faster lookup TLB contains those page-table entries that have been most recently used Normally, each virtual memory reference causes 2 physical memory accesses- one to fetch appropriate page-table entry, and one to fetch the desired data Using TLB in-between, this is reduced to just one physical memory access in cases of TLB-hit 


  • More questions

    • 1. In the relational model, relationships between relations or tables are created by using:

    • Options
    • A. composite keys.
    • B. determinants.
    • C. candidate keys.
    • D. foreign keys.
    • Discuss
    • 2. What does microprocessor speed depend on?
    • Discuss
    • 3. What does RSI stand for?
    • Discuss
    • 4. Which Stack is used in 8086?
    • Discuss
    • 5. What is object repository?
    • Discuss
    • 6. Which is the Stack used in 8085?
    • Discuss
    • 7. What does GUI stand for?
    • Discuss
    • 8. What is the main reason the OSI Model was created?
    • Discuss
    • 9. Ethernet uses which topology

    • Options
    • A. Star
    • B. Bus
    • C. Twisted pair
    • D. Both B & C
    • Discuss
    • 10. What are various scheduling queues?
    • Discuss


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