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CSCI 103 Module 3 Review

Terms in this set (26)

What devices do not need device drivers to be manually installed, and start to function as soon as they are connected to a computer?
Plug-and-play devices
What performance specification does 2 GHz refer to?
Speed at which the processor executes instructions
What could cause an external drive, like a usb flash drive to not be recognized when plugged into a computer?
A faulty port
When Alice turned on her laptop this morning, the screen displayed only colorful horizontal lines. Which of the following is most likely to have a problem?
Faulty power of video cable
When considering a computer to purchase, which of the following factors involves the operating system of the computer?
platform
Which of the following is a necessary step in maintaining computer hardware?
Using a UPS or a surge processor
Which of the following types of ram needs to be constantly recharged to retain the contents?
DRAM
What is the most common type of storage device for transferring files from one computer to another?
USB flash drive
If you press the key corresponding to letter A on the keyboard, what process is carried out inside the CPU to display the letter on the screen?
'A' is converted to binary code, which the CPU processes. The computer then converts the code back 'A' for display.
Which of these is not an input device?
Printer
Manny copied a table from an MS Excel file, closed the file, and then pasted the table in an MS Word document. Where was the table stored after he copied it?
In RAM
Where on a computer is the operating system generally stored?
Internal hard drive
Which of the following refer to a condition in which the CPU performs well but the bus speed is slow?
Bottlenecking
What printer is commonly used to produce high-quality professional drawings such as architectural blueprints?
plotter
Alex needs to email his graduation certificate to a prospective employer. He has only physical copies of the certificate. What device could he use to create an electronic copy of the certificate?
Scanner
What is the first step to performing hardware maintenance?
Turn off the computer and remove its power source.
What determines the speed at which data travels?
bus width
What device do e-learning applications usually use to help users with visual impairment read digital content?
Voice synthesizer
Jennifer turns on her laptop and heard a series of beeps. What do they probably indicate?
Internal hardware problem
When a CPU executes instructions as it converts input into output, it does so with _____.
The control unit and the arithmetic logic unit
Jason takes many photographs on his smartphone while on vacation in Italy. If Jason wants to access these pictures across multiple devices, including his computer, smartphone, and tablet, where should he store them?
cloud storage
What is the correct sequence of processing instructions in a machine cycle?
fetch, decode, execute, store
Which of the following devices is the easiest to upgrade, such as by adding ram?
Desktop computers
What type of hard drive has no moving parts, making it fast and durable?
Solid State Drive
Rocco runs a software firm that creates database management systems for other businesses. How can he ensure that his employees' computers remain protected from viruses and other malware?
He should have periodic anti-virus scanning and software upgraded on all computers.
Which of the following factors can affect processor performance of a CPU?
clock speed
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