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Exam 2: The System Unit: Processing and Memory

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Question 21

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Most network cards contain a port that accepts a(n) ____, which looks similar to a telephone connector but is larger.

A) RJ-11 connector
B) RJ-12 connector
C) RJ-14 connector
D) RJ-45 connector

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Question 22

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The key element of the microprocessor is the ____-a device made of semiconductor material that acts like a switch controlling the flow of electrons inside a chip.

A) processor
B) transistor
C) chipbus
D) S-card

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Question 23

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Today's CPUs are formed using a process called ____ that imprints patterns on semiconductor materials.

A(n) ____________________ is a thin board containing chips and other electronic components.

A computer ____ is the amount of data (measured in bits or bytes) that a CPU can manipulate at one time.

One type of nonvolatile RAM, called MRAM, uses ____ polarization rather than an electrical charge to store data.

Keyboards and mice are typically connected to a computers using parallel ports. _________________________

As a hard drive begins to get full, it takes less time to locate and manipulate the data stored on the drive.

____ consists of nonvolatile memory chips that can be used for storage by the computer or the user.

Memory refers to the amount of long-term storage available to a PC. _________________________

Instructions and data flow in and out of the CPU via the ____.

ASCII is the coding system traditionally used with personal computers. _________________________

Describe how Hyper-Threading Technology works.

The term ____ refers to chip-based storage used by the computer.

ROM (read-only memory), also called main memory, is used to store the essential parts of the operating system while the computer is running.

The ____ tries to predict what data and instructions will be needed and retrieves them ahead of time, in order to help avoid delays in processing.

____ are small components typically made out of aluminum with fins that help to dissipate heat.

The ____ is the section of the CPU that performs arithmetic involving integers and logical operations.

Cache memory today is usually external cache. _________________________

The binary numbering system uses only two symbols-the digits 0 and 1-to represent all possible numbers.