Computer Organization and Architecture: Memory Performance Metrics and Access Methods
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Questions and Answers

What is the significance of Performance Access time in computer systems?

  • It is the rate at which data can be moved.
  • It is the time required for individual addresses to identify locations exactly.
  • It is the time required for memory recovery before the next access.
  • It is the time between presenting the address and getting the valid data. (correct)

In Sequential Access method, what factor affects the access time?

  • Location of data (correct)
  • Comparison with contents of a portion of the store
  • Rate at which data can be moved
  • Time required for memory recovery

Which type of Access method involves jumping to vicinity plus sequential search?

  • Associative Access
  • Direct Access (correct)
  • Sequential Access
  • Random Access

What is the unique feature of Random Access method compared to other methods?

<p>Individual addresses identify locations exactly. (B)</p> Signup and view all the answers

Which type of memory system uses Associative Access method?

<p>Cache (D)</p> Signup and view all the answers

What does Memory Cycle time encompass?

<p>Access time and recovery time (C)</p> Signup and view all the answers

What type of memory is often misnamed as random access?

<p>Random Access Memory (RAM) (D)</p> Signup and view all the answers

Which type of memory needs refreshing even when powered?

<p>Dynamic Random Access Memory (DRAM) (C)</p> Signup and view all the answers

What is the main characteristic of Static Random Access Memory (SRAM)?

<p>No need for refreshing when powered (C)</p> Signup and view all the answers

Which type of memory stores bits as charge in capacitors?

<p>Dynamic Random Access Memory (DRAM) (B)</p> Signup and view all the answers

What distinguishes Dynamic Random Access Memory (DRAM) from Static Random Access Memory (SRAM)?

<p>Needs refreshing when powered and is slower (C)</p> Signup and view all the answers

Which type of memory is characterized by permanent storage and being nonvolatile?

<p>Read Only Memory (ROM) (B)</p> Signup and view all the answers

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