Input-Output Devices and Control Units Quiz
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Questions and Answers

What is the primary function of a computer system?

  • Data movement operation
  • Execute a program (correct)
  • Control data processing
  • Perform data storage

Which component is responsible for the control signals creation?

  • Main memory
  • Control unit (correct)
  • Registers
  • I/O

In a computer system, the operation of individual components as part of the structure refers to:

  • Control
  • Instruction execution
  • Function (correct)
  • Data processing

What is a key aspect of all computer functions, according to the text?

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

Which computer function involves moving data between the computer and the outside world?

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

Which view of a computer describes the components like CPU, Main memory, I/O, and system interconnections?

<p>Structural view (A)</p> Signup and view all the answers

What is the main function of the CPU's Arithmetic and Logic Unit (ALU)?

<p>Perform arithmetic and logic operations (D)</p> Signup and view all the answers

Which cache level is known for being extremely fast but relatively small?

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

Where is L1 cache typically embedded?

<p>On the CPU chip (B)</p> Signup and view all the answers

What is a distinguishing feature of L3 cache compared to L1 and L2?

<p>Higher speed than DRAM (A)</p> Signup and view all the answers

In a multicore processor, what do cores share when it comes to cache levels?

<p>L2 and L3 cache (A)</p> Signup and view all the answers

What purpose does the high-speed alternative system bus serve in relation to the cache and CPU?

<p>It connects the CPU and the cache without traffic interference (B)</p> Signup and view all the answers

Which cache level is specialized memory designed to enhance the performance of?

<p>L3 cache (C)</p> Signup and view all the answers

What happens when an L3 cache references an instruction?

<p>(The instruction is elevated to a higher level of cache) (C)</p> Signup and view all the answers

(True/False) L1 cache can be significantly faster than L3 cache.

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

What would you say about the speed comparison between DRAM and **L3**cache?

<p>DRAM has double speed compared to **<em>L3</em>**cache. (A)</p> Signup and view all the answers

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