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Exam 14: Hardware

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Question 31

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________ remain popular in large enterprises for extensive computing applications that are accessed by thousands of users at one time.

A) Mainframes
B) Microcomputers
C) Microprocessors
D) Supercomputers

E) All of the above
F) A) and B)

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Question 32

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Which of the following is a characteristic of secondary storage?

A) It can use a variety of media.
B) It is more expensive than primary storage.
C) It is volatile.
D) It takes less time to retrieve data from it than from RAM.

E) A) and D)
F) B) and D)

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Question 33

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___ are the fastest computers available at any given time.

________ is a type of secondary storage.

The ALU receives data in binary form (1s and 2s).

________ are relatively large computers used in large enterprises for extensive computing applications that are accessed by thousands of users.

Mainframes are less powerful supercomputers.

An eight-byte string is known as a bit.

Moore's law states that microprocessor complexity would double approximately every ________ months.

________ are the most commonly used mass storage devices because of their low cost, high speed, and large storage capacity.

Moore's law states that microprocessor complexity would triple approximately every 18 months.

Which of the following is NOT an area of focus for decisions about hardware?

________ storage stores data and program instructions for future use.

________ is an example of a tablet computer.

Companies that delay hardware purchases will, more than likely, be able to buy more powerful hardware for the same amount of money in the future.

An eight bit string is known as a ___.

________ performs the mathematical calculations and makes logical comparisons.

SSDs do not have moving parts.

Input technologies accept(s) data and instructions and convert(s) them to a form that the ___ can understand.

Moore's law states that microprocessor complexity would ________ approximately every 18 months.