Ashlee recently traveled with friends during spring break. She used her cellular Android device to change the settings on her home security system. When
... [Show More] she finished, she began to play a game, using an e-reader equipped with a touch screen.
Which device did Ashlee NOT use in this scenario?
A smartphone
A laptop
An integrated computer system
A tablet
RATIONALE
Ashley used a cellular Android device (smartphone), an easy chair to play a game (integrated computer systems) and an e-reader with a touch screen (tablet). Ashley did not use a laptop.
CONCEPT
Types of Computers
2
A series of steps undertaken to reach a goal is known as which of the following?
Hardware
A process
Software
Data management
RATIONALE
A series of steps undertaken to reach a goal is known as a process.
CONCEPT
Information Systems
3
To improve the operating speed of his computer, Richard can use a disk defragmentation program, which is a form of __________.
operating system software
productivity software
utility software
integrated development environment software
RATIONALE
A defragmentation tool is a type of common utility software. Utility software enables you to repair, modify, and maintain your computer in some way, such as by improving processing speed.
CONCEPT
Computer Software
4
Which external hardware component is shown in the given image?
Mouse
CD/DVD drive
Keyboard
Touchpad
RATIONALE
The image depicts a keyboard from a laptop computer. Keyboards are peripheral devices that enable users to input text and numbers to a computer system.
CONCEPT
External Computer Hardware
5
Select the true statement about the CPU.
It executes commands sent by program software.
It provides a central connection for computer components.
It transfers data from the hard disk for processing.
It permits the exchange of electrical signals between computer components.
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