Computer Hardware Basics Quiz

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Questions and Answers

What does the term 'cache hit' refer to in computer systems?

  • When data is stored in the RAM
  • When requested data is not found in the CPU cache
  • When data is processed in the GPU
  • When requested data is found in the CPU cache (correct)

How does pipelining improve CPU performance?

  • By increasing the clock speed of the CPU
  • By allowing multiple instructions to be processed simultaneously (correct)
  • By adding more cache memory to the CPU
  • By reducing the number of CPU cores

What is the primary function of the Northbridge and Southbridge chipset on a motherboard?

  • Providing power to the motherboard components
  • Handling input/output operations for peripherals
  • Regulating the system's clock speed
  • Managing communication between the CPU and memory (correct)

How does a GPU differ from a CPU in terms of architecture and function?

<p>A GPU specializes in handling graphics processing tasks, while a CPU is more versatile (B)</p> Signup and view all the answers

What is the role of a network interface card (NIC) in a computer system?

<p>Facilitates communication between the computer and a network (B)</p> Signup and view all the answers

What is RAID (Redundant Array of Independent Disks) and what are its benefits?

<p>A method of combining multiple disk drives for data protection and increased performance (B)</p> Signup and view all the answers

How does multi-core processing improve system performance?

<p>By allowing multiple tasks to be processed simultaneously (C)</p> Signup and view all the answers

What is the difference between a static RAM (SRAM) and dynamic RAM (DRAM)?

<p>SRAM is faster but more expensive than DRAM (B)</p> Signup and view all the answers

What is the significance of Moore's Law in the context of computer hardware?

<p>It states that computer performance doubles every two years (A)</p> Signup and view all the answers

What is the difference between a register and a cache in terms of CPU architecture?

<p>Registers store intermediate results, while cache stores frequently accessed data (C)</p> Signup and view all the answers

How does virtualization improve resource utilization in computer systems?

<p>By allowing multiple operating systems to run on a single physical machine (D)</p> Signup and view all the answers

What is the purpose of a CMOS sensor in a digital camera connected to a computer?

<p>To capture light and convert it into digital signals (A)</p> Signup and view all the answers

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