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NPOWER TECH FUNDIES CH 1 And 2: Questions With Complete Answers
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NPOWER TECH FUNDIES CH 1 And 2: Questions With Complete Answers
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NPOWER TECH FUNDIES CH 1 And 2: Questions WithComplete Answers
What is Hardware? Right Ans - The physical components of a computer.
What is software? Right Ans - the programs and other operating
information used by a computer.
What is an operating system? Right Ans - Instructs the computer and tells it
how to operate.
What is a computer case? Right Ans - A case that holds all of the computer
components
What is a motherboard? Right Ans - the main circuit board of the computer.
What is a form factor? Right Ans - The size and layout of a component
What is the most common motherboard form factor? Right Ans - ATX
What motherboard is usually used for smaller devices? Right Ans - ITX
What is a CPU/Processor? Right Ans - The brain of the computer.
What does PGA/LGA stand for? Right Ans - Pin grid array and Land grid
array
What is the difference between a PGA and LGA? Right Ans - One has pins
and the other one is flat
What is overclocking? Right Ans - Making a processor run at higher-than-
recommended speeds.
What is throttling? Right Ans - Slowing down the processor clock speed
How is speed measured in a CPU? Right Ans - Gigahertz and Megahertz
What is RAM? Right Ans - Random Access Memory
, Is RAM volatile or non-volatile? Right Ans - Volatile
Why would someone want more RAM? Right Ans - To hold larger programs
and improve performance
What is ROM? Right Ans - Read only memory that contains instructions for
operation
Is ROM volatile or non-volatile? Right Ans - Non-volatile
What is Cache? Right Ans - The cache is very fast memory in the CPU.
What is error checking? Right Ans - Ensures data was transmitted
successfully.
What are the different types of Error checking? Right Ans - Non-ECC and
ECC
What is the difference between Non-ECC and ECC Right Ans - Non-ECC:
Mainly used for desktops. Does not check errors in memory.
ECC: Can correct multiple bit errors.
What is the most common RAM type? Right Ans - DDR Series
What are DIMMs? Right Ans - Dual inline memory module
What are SODIMMs? Right Ans - Small outline-DIMM (Used for laptops and
are smaller chips)
What is a case fan? Right Ans - Fans that cool the entire interior of the
laptop or case
What is a heat sink? Right Ans - A device or substance for absorbing
excessive or unwanted heat.
What are some CPU cooling methods? Right Ans - Fans and liquids
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