Chapter 6 Matching

Match the definitions with the terms in the box to the right by entering the letter for each term next to its correct definition below. When you are finished, check your answers. You can refresh this page to try a new matching activity.

a. analog
b. bus width
c. cache memory
d. closed architecture
e. digital
f. modem card
g. motherboard
h. parallel port
i. random-access memory (RAM)
j. slot

1.Signals that represent a range of frequencies, such as the human voice. They are a continuous electronic wave signal as opposed to a digital signal that is either on or off. To convert the digital signals of your computer to analog and vice versa, you need a modem. Another cable connects the modem to the telephone wall jack.
2.The number of bits traveling simultaneously down a bus is the bus width.
3.Area of random-access memory (RAM) set aside to store the most frequently accessed information. Cache memory improves processing by acting as a temporary high-speed holding area between memory and CPU allowing the computer to detect which information in RAM is most frequently used.
4.Computer manufactured in such a way that users cannot easily add new devices.
5.Computers are digital machines because they can only understand one's and zeros. It is either on or off. For example, a digital watch states the exact time on the face, whereas an analog watch has the second hand moving in constant motion as it tells the time.
6.Also known as an internal modem, a card that allows distant computers to communicate with one another by converting electronic signals from within the system unit into electronic signals that can travel over telephone lines and other types of connections
7.Otherwise called a System board; the communications medium for the entire system.
8.Used to connect external devices that send or receive data over a short distance. Mostly used to connect printers to the system unit.
9.Volatile, temporary storage that holds the program and data the CPU is presently processing. It is called temporary storage because its contents will be lost if electrical power to the computer is disrupted or the computer is turned off.
10.Area on a system board that accepts expansion cards to expand a computer system's capabilities.

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