Technology In Action Chapter 2
A megabyte holds approximately ________ bytes of data. A) 1,000,000 B) 1,000,000,000 C) 1,000,000,000,000 D) 1,000,000,000,000,000
A
An LCD's viewing angle is measured in ________. A) degrees B) refreshes C) megahertz D) inches
A
The colors displayed by an LCD monitor are made by combining which of the following colors? A) Cyan, yellow, magenta, and black B) Red, blue, and green C) Green, blue, and yellow D) Red, magenta, and blue
B
Which of the following CANNOT be represented by a single byte? A) A letter of the alphabet such as Y B) A word such as Tom C) A number such as 45 D) A special character such as @
B
Which of the following is NOT an optical storage device? A) CD B) Flash drive C) Blu-ray D) DVD
B
Which of the following is the smallest unit of measure? A) Gigabyte B) Megabyte C) Petabyte D) Terabyte
B
________ are the places that peripheral devices attach to the computer. A) Hubs B) Repeaters C) Ports D) Gateways
C
Which of the following ports do you need to use with a home theater system? A) DVI B) FireWire C) SVGA D) HDMI
D
A high-capacity ________ hard drive is a viable, portable option for backing up the data on your computer's primary hard drive.
External
________ memory cards are removable storage devices that let you transfer digital data to a computer.
Flash
Processor speeds are measured in units of ________.
Hertz
A bit consists of a ________. A) single letter such as R and B B) 0 or a 1 C) number such a 2 or 9 D) series of 0s and 1s such as 101
B
A kilobyte contains approximately one ________ bytes of data. A) hundred B) thousand C) million D) billion
B
A kilobyte holds ________ bytes of data. A) 256 B) 1,024 C) 16 D) 1,048,576
B
Computers work only with ________. A) letters and symbols B) binary numbers C) hexadecimal numbers D) decimal numbers
B
In reference to units of measurement, KB stands for ________.
Kilobyte
Computers use ________ language to process data at the most basic level. A) computer B) English C) C++ D) binary
D
Blu-ray and DVDs are referred to as ________ media.
Optical
A(n) ________ is also referred to as a jump drive, USB drive, or flash drive.
Thumb Drive
Flash drives plug into a(n) ________ port on a computer.
USB (Universal Serial Bus)
The most common ports used to connect input and output devices are ________ ports.
USB (Universal Serial Bus)
Data that has been organized is called ________. A) binary digits B) information C) bytes D) output
B
Eight binary digits is equal to ________. A) 1 word B) 1 byte C) 1 bit D) 100 bytes
B
Match each of the following ports to its most common use: 1. USB 2. Ethernet 3. DVI 4. VGA 5. HDMI A. used for home theater systems B. commonly used for connecting input and output devices C. commonly used to connect CRT monitors in older systems D. used to connect a computer to a network E. commonly used to connect projectors to a computer system
B, D, E, C, A
1) ________ usually have the largest storage capacity of any storage device inside the computer. A) DVD drives B) Blu-ray drives C) Hard drives D) Flash memory cards
c
Bit is short for ________. A) binary digit B) byte C) kilobyte D) megabyte
A
Two of the most important factors to consider when choosing an LCD monitor are its resolution and ________. A) refresh rate B) aspect ratio C) contrast D) dot pitch
B
Which of the following optical storage devices holds the most high-definition video? A) DVD B) BD C) CD D) Hard drive
B
Which of the following ports are used to connect a computer to a cable modem or to a network? A) FireWire B) Ethernet C) DVI D) HDMI
B
An LCD screen is composed of a fixed grid of ________. A) organic materials B) phosphors C) pixels D) rays
C
How many bits does it take to spell the word yes? A) 3 B) 8 C) 24 D) 30
C
One byte is equal to ________. A) 8 characters B) 1 word C) 8 bits of data D) 100 bits of data
C
The representation of a fact, figure, or idea is called ________. A) information B) byte C) data D) input
C
Which of the following is NOT an example of data? A) A sound B) A word C) A report D) A picture
C
Which of the following is the largest unit of measure? A) Terabyte B) Megabyte C) Petabyte D) Kilobyte
C
Which of the following ports has the fastest data transfer rate? A) SVGA B) FireWire 800 C) USB 3.0 D) DVI
C
Which of the following statements about flash memory is FALSE? A) Flash memory cards are often used in smartphones. B) Some flash memory cards can store 128 GB of data. C) A flash drive is needed to read a flash memory card. D) Some flash memory can be plugged directly into a USB port.
C
Which of the following statements about your computer's primary hard drives is FALSE? A) Some hard drives hold up to 8 TB of information. B) Hard drives are nonvolatile storage devices. C) Internal hard drives use a laser to read and write data. D) Internal hard drives are enclosed in the system unit.
C
Which of the following statements is FALSE? A) Everything a computer does is broken down into a series of 0s and 1s. B) When referring to computers, every number, letter, or special character consists of a unique combination of 8 bits. C) Bit is short for binary digit. D) A single bit can represent a single letter.
D
Match each of the following terms to its definition: 1. bit 2. byte 3. hertz 4. megabyte 5. terabyte A. 8 binary digits B. greater than a kilobyte, smaller than a gigabyte C. machine cycles per second D. 0 or 1 E. more than one trillion bytes
D, A, C, B, E
Which of the following storage devices has the most capacity? A) CD B) Cache C) BD D) DVD
C
With a liquid crystal display (LCD) monitor, what causes images to be displayed on the screen? A) Light surrounding the images B) Up and down movement of light C) An electric current passing through the liquid crystal solution and moving the crystals to either block the fluorescent light or let the light shine through D) Static electricity
C
You can increase the number of USB ports on your computer by adding a(n) ________. A) jump drive B) repeater C) expansion hub D) gateway
C
________ services allow you to keep your files on the Internet so you can access your files from any computer.
Cloud Storage
In reference to units of measurement, GB stands for ________.
Gigabyte