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Chapter 2

Online Study Guide

This activity contains 25 questions.

Which statement is true about binary language?

Six binary digits combine to create one byte.Computers can communicate using both letters and numbers.Everything a computer does is broken down into a series of 0s and 1s.Not all keys on the keyboard can be represented in binary language.

Which of the following represents one trillion bytes of data?

PetabyteExabyteGigabyteTerabyte

Which statement about computer software is NOT true?

Computers can perform basic functions without the use of software.Software enables hardware to perform tasks.Anyone who has used a computer at any time has used software.There are two broad categories of software: application and system software.

A large, expensive computer that supports hundreds of users simultaneously is a(n) __________.

mainframeembedded computertablet PCdesktop computer

In Windows 7 and Vista, pressing the Windows key plus the "M" key does what?

Opens up all Microsoft productsMinimizes all windowsChanges the marginsLocks a computer

Which key combination do you use to open a new document?

Ctrl + SCtrl + DCtrl + OCtrl + N

Which of the following is an example of legacy technology?

LCD monitorsInkjet printersProjectorsCRT monitors

Which of the following print terms is measured in dpi (dots per inch)?

Color outputBit depthResolutionSpeed

Which type of memory is considered volatile?

CMOSHard driveRAMROM

All of the following are alternative names for a flash drive EXCEPT __________.

jump driveUSB drivethumb driveflash memory card

What is the difference between Sleep mode and Hibernate in Windows 7?

Sleep mode shuts down your computer after a predetermined time and Hibernate does not.Hibernate shuts down your computer after a predetermined time and Sleep mode does not.Sleep mode saves everything to memory, whereas Hibernate saves it to memory and your hard drive.Hibernate saves everything to memory, whereas Sleep mode saves it to memory and your hard drive.

Which statement is NOT true about OLEDs compared with LCDs?

They use less power.They are more expensive to manufacture.They do not require a backlight.They are brighter.

Which statement is true about maintaining an ergonomic work environment?

Monitors should be positioned about 12 inches from your eyes.When typing, your forearms should be parallel to the floor to prevent repetitive strain injury.Turn off all lights in your office to remove any glare off the computer screen.Use a nonadjustable chair to ensure that the height is standard for everyone.

	An operating system is an example of application software.
	An operating system is an example of application software.
	True False

	A stylus is an example of an output device.
	A stylus is an example of an output device.
	True False

	Wireless keyboards send data to the computer using microwave frequencies.

	True False

	Game controllers such as joysticks, game pads, and steering wheels are examples of input devices.

	True False

	The primary purpose of a webcam is to capture still images.
	The primary purpose of a webcam is to capture still images.
	True False

	Contrast ratio is the measure of the difference between the brightest white and the darkest black that a monitor can produce.

	True False

	When cleaning your monitor, spray the monitor with a 50/50 solution of rubbing alcohol and water.

	True False

	A dot matrix printer is considered legacy technology.
	A dot matrix printer is considered legacy technology.
	True False

	When purchasing a printer, the cost of the printer is the only cost factor you need to consider.

	True False

	CPU clock speed is NOT the only factor that determines the performance of the CPU.

	True False

	If you turn off a computer and then immediately turn it on using the power button while it is still warm, it is considered a warm boot.

	True False

Match each item on the left with the correct statement on the right.

A matching question presents 10 answer choices and 10 items. The answer choices are lettered A through J. The items are numbered 25.1 through 25.10. 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.

	An applied science that focuses on the layout and use of items in the workplace to help with efficiency and safety
	Measure of light showing when the monitor is displaying pure white
	Sprays tiny drops of ink on the paper
	One character of data
	Data that has been organized in a meaningful fashion
	Any part of the computer that you can physically touch
	Component that is connected to a computer
	Measured in pixels
	An input device that looks like a pen but has no ink
	Uses heat to fuse the toner to the page

25.1 Information	[hint]
25.2 Hardware	[hint]
25.3 Peripheral device	[hint]
25.4 Brightness	[hint]
25.5 Screen resolution	[hint]
25.6 Ergonomics	[hint]
25.7 Byte	[hint]
25.8 Stylus	[hint]
25.9 Laser printer	[hint]
25.10 Inkjet printer	[hint]

The Submit Answers for Grading feature requires scripting to function. Your browser either does not support scripting or you have turned scripting off.

So, the Submit Answers for Grading button below will not work.

The following Submit Answers for Grading button is provided in its place and will clear your answers:
The Clear Answers and Start Over feature requires scripting to function. Your browser either does not support scripting or you have turned scripting off.

So, the Clear Answers and Start Over button below will not work.

The following Clear Answers button is provided in its place and will clear your answers:

Your browser either does not support scripting or you have turned scripting off. Because of this, the answer choices will NOT appear in a different order each time the page is loaded, though that is mentioned below. Note that you do not need this feature to use this site.

Answer choices in this exercise appear in a different order each time the page is loaded.

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Online Study Guide

Which statement is true about binary language?

Which of the following represents one trillion bytes of data?

Which statement about computer software is NOT true?

A large, expensive computer that supports hundreds of users simultaneously is a(n) __________.

In Windows 7 and Vista, pressing the Windows key plus the "M" key does what?

Which key combination do you use to open a new document?

Which of the following is an example of legacy technology?

Which of the following print terms is measured in dpi (dots per inch)?

Which type of memory is considered volatile?

All of the following are alternative names for a flash drive EXCEPT __________.

What is the difference between Sleep mode and Hibernate in Windows 7?

Which statement is NOT true about OLEDs compared with LCDs?

Which statement is true about maintaining an ergonomic work environment?

An operating system is an example of application software.

A stylus is an example of an output device.

Wireless keyboards send data to the computer using microwave frequencies.

Game controllers such as joysticks, game pads, and steering wheels are examples of input devices.

The primary purpose of a webcam is to capture still images.

Contrast ratio is the measure of the difference between the brightest white and the darkest black that a monitor can produce.

When cleaning your monitor, spray the monitor with a 50/50 solution of rubbing alcohol and water.

A dot matrix printer is considered legacy technology.

When purchasing a printer, the cost of the printer is the only cost factor you need to consider.

CPU clock speed is NOT the only factor that determines the performance of the CPU.

If you turn off a computer and then immediately turn it on using the power button while it is still warm, it is considered a warm boot.

Match each item on the left with the correct statement on the right.