Basic Concept & Computer Evolution
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Questions and Answers

What is the main function of the control unit in the CPU?

  • Manage communication among the CPU, main memory, and I/O
  • Control the operation of the CPU (correct)
  • Provide internal storage to the CPU
  • Perform data processing functions

Which component of the computer moves data between the computer and its external environment?

  • I/O (correct)
  • Main memory
  • Control unit
  • System interconnection

What is the primary function of the ALU in the CPU?

  • Control the operation of the CPU
  • Perform the computer’s data processing function (correct)
  • Provide internal storage to the CPU
  • Manage communication among CPU components

In a multicore computer structure, what does each core represent?

<p>Individual processing unit on processor chip (D)</p> Signup and view all the answers

What is the purpose of cache memory?

<p>To store data temporarily to speed up memory access (C)</p> Signup and view all the answers

Which component contains the address of the next instruction pair to be fetched from memory?

<p>Program counter (PC) (A)</p> Signup and view all the answers

During which generation of computers was the invention of the integrated circuit?

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

What was the fundamental design approach of the IAS computer completed in 1952?

<p>Stored program concept (B)</p> Signup and view all the answers

What is the purpose of integrated circuits in a computer?

<p>To provide data processing capabilities through gates (C)</p> Signup and view all the answers

Which generation of computers introduced more complex arithmetic and logic units and control units?

<p>Second generation (C)</p> Signup and view all the answers

What is the main function of the Memory Address Register (MAR) in a computer?

<p>Specifies the memory address for read or write (C)</p> Signup and view all the answers

What is the purpose of the I/O Buffer Register (I/OBR) in a computer?

<p>Used for data exchange between I/O module and CPU (B)</p> Signup and view all the answers

What does the Data Bus provide in a computer's system modules?

<p>Path for data movement among system modules (C)</p> Signup and view all the answers

In computer architecture, what is the function of the Memory Buffer Register (MBR)?

<p>Holds data for writing and receives data from memory (A)</p> Signup and view all the answers

What does the width determine in computer systems?

<p>Data transfer capacity (C)</p> Signup and view all the answers

What are the reasons for the shift to point-to-point interconnects?

<p>Lower latency, higher data rate, better scalability (A)</p> Signup and view all the answers

What are the features of PCI Express (PCIe) as a point-to-point interconnect?

<p>High capacity for higher data rate I/O devices (B)</p> Signup and view all the answers

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