Computers use ________ language consisting of 0s and 1s. |
binary |
Which of the following is NOT a system used with touch screens? |
Inductive |
The number of pixels displayed on the screen is known as ________. |
screen resolution |
The most common type of monitor is a(n) ________. |
light crystal display (LCD) |
Inkjet printers and laser printers are examples of ________ printers. |
nonimpact |
________ printers have tiny hammer-like keys that strike the paper through an inked ribbon. |
Impact |
The ________ contains the central electronic components of the computer. |
motherboard |
A ________ enables your computer to connect to other computers or to the Internet. |
network interface card (NIC) |
________ is the abbreviation for the place in the computer where the programs and data the computer is currently using are temporarily stored. |
RAM |
RAM is a ________ storage location. |
volatile |
The area that holds all the instructions the computer needs to start up when it is powered on is ________. |
ROM |
In binary language, each letter of the alphabet, each number, and each special symbol is made up of a unique combination of eight ________. |
bits |
A(n)________ CPU has two processing paths, allowing it to process more than one instruction at a time. |
dual-core |
All of the following are examples of nonvolatile storage EXCEPT ________. |
RAM |
Dropbox is an example of ________. |
cloud storage |
All of the following are names for a flash drive EXCEPT ________ drive. |
hard |
Flash drives plug into a(n) ________. |
USB port |
Which of the following optical storage media has the greatest storage capacity? |
BD |
Which port is the most common port found on today's computing devices? |
Universal serial bus (USB) |
A(n) ________ is where a peripheral device can attach to a computer so that data can be exchanged between it and the operating system. |
port |
Which computer port can transmit uncompressed audio and video? |
HDMI |
All of the following are ways to avoid injuries when working on computers EXCEPT ________. |
placing a monitor at least 12" from the eyes |
Which of the following is the smallest unit of measure? |
Megabyte |
________ is concerned with the design and arrangement of machines and furniture to avoid uncomfortable or unsafe experiences. |
Ergonomics |
Apple's OS X and Microsoft Windows are examples of ________ software. |
operating system |
An Apple iPad and a Samsung Galaxy Tab are examples of ________ computers. |
table |
Information is data that have been organized or presented in a meaningful fashion. |
True |
A smartphone is a computer |
True |
The operating system provides the means for users to interact with a computer. |
True |
The terms data and information can be used interchangeably. |
False |
Which of the following computers supports many simultaneous users and manages large amounts of data? |
Mainframe computer |
Processing is manipulating, calculating, or organizing data into information. |
True |
On a keyboard, Num Lock and Caps Lock are both toggle keys. |
True |
Laser printers are used in stores to print receipts and in airports for electronic ticketing. |
False |
The arithmetic logic unit (ALU) controls all of the functions performed by the computer's other components and processes all the commands issued to it by software instructions. |
False |
Joysticks and steering wheels are examples of game controllers. |
True |
Keyboards that display on screen when input of text is required are known as virtual keyboards. |
True |
Starting a computer when it is powered off is called a warm boot. |
False |
Brightness ratio is the difference in light intensity between brightest white and darkest black produced by a monitor. |
False |
The area that holds all of the instructions the computer needs to start up is the RAM. |
False |
External hard drives are often used to back up data that are contained on the internal hard drive. |
True |
________ computers are specially designed computer chips that reside inside other devices such as a car. |
Embedded |
Today's CPUs run at speeds measured in kilohertz. |
kilohertz |
A keyboard and mouse are examples of ________ devices. |
input |
A(n) ________ is an input device that looks like a pen. |
stylus |