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Home  arrow Chapters  arrow Ch 7 Concepts: System Components, Input/Output Devices, and Storage Devices  arrow Online Study Guide

Online Study Guide



This activity contains 25 questions.

Question 1.
Which coding scheme uses 16 bits and can represent 65,000 characters, which help it to symbolize the entire world's written languages?


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Question 2.
A large circuit board located within the system unit is called a(n) ______________.


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Question 3.
Which term is NOT an example of an expansion card?


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Question 4.
Which of the following describes a technique in which more than one processor executes two or more portions of a program at the same time?


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Question 5.
A program stored in ROM that locates the operating system on your hard disk and loads it into RAM is called _____________.


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Question 6.
Which input device scans and inputs characters printed with special ink like those on the bottom of your checks and billing statements?


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Question 7.
Which printer type listed below is a nonimpact printer that uses an electrostatic reproductive technology?


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Question 8.
Which of the following devices is NOT a storage device?


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Question 9.
Disks are formatted in circular bands known as ____________.


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Question 10.
The amount of time it takes a device to deliver information that was requested is known as the ______________.


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Question 11.
Which storage device is commonly used with smartphones or digital cameras?


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Question 12.
A future storage trend that uses the spin of electrons to store information is known as ___________.


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Question 13.
A byte is the smallest piece of data a computer can process.


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Question 14.
Data transfer rates are measured in bits per second.


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Question 15.
The representation of a group of bits with an off/on pattern unique to each keyboard character is called a byte number system.


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Question 16.
A semiconductor is designed to always conduct electrical currents through a circuit.


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Question 17.
An embedded processor is programmed to perform only the tasks required by a specific device.


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Question 18.
Random access memory (RAM) is a small unit of ultrafast memory built into or near the processor.


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Question 19.
A variety of devices can be connected with USB ports.


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Question 20.
A FireWire connector enables hot swapping and Plug-and-Play with a faster data transfer rate than USB.


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Question 21.
A virtual laser keyboard projects an image of a full-sized keyboard onto almost any surface.


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Question 22.
Scanners use OMR to convert scanned text into a text file instead of a bitmapped image.


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Question 23.
A pixel is the smallest single element of a display.


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Question 24.
Match the following terms to their meaning:




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A matching question presents 4 answer choices and 4 items. The answer choices are lettered A through D. The items are numbered 24.1 through 24.4. Screen readers will read the answer choices first. Then each item will be presented along with a select menu for choosing an answer choice. Using the pull-down menus, match each item in the left column to the corresponding item in the right column.
A Represents one trillion bytes.
B Represents one billion bytes.
C Represents one thousand bytes.
D Represents one million bytes.
[hint] 
[hint] 
[hint] 
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Question 25.
Match the following terms to their meaning:




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A matching question presents 4 answer choices and 4 items. The answer choices are lettered A through D. The items are numbered 25.1 through 25.4. Screen readers will read the answer choices first. Then each item will be presented along with a select menu for choosing an answer choice. Using the pull-down menus, match each item in the left column to the corresponding item in the right column.
A Holds the results in an internal register for further use by the CPU or a location in RAM.
B Retrieves the next instruction from the program stored in the computer's RAM.
C Takes the fetched instruction and translates it into a form that the control unit understands.
D Performs the requested instruction.
[hint] 
[hint] 
[hint] 
[hint] 
End of Question 25





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