Chapter 2-Questions
Which of these is an example of optical storage media? A) DVD B) SSD C) thumb drive D) a flash memory card
A) DVD
Which of the following is NOT an input device? A) a touch-screen monitor B) an optical mouse C) a keyboard D) a laser printer
D) a laser printer
Two of the most important factors to consider when choosing an LCD monitor are its resolution and _______. A) refresh rate B) dot pitch C) contrast D) aspect ratio
D) aspect ratio
In reference to units of measurement, KB stands for _______.
Kilobyte
A(n) _______ printer uses toner rather than wet ink.
laser
Eight binary digits is equal to _______. A) 1 byte B) 100 bytes C) 1 bit D) 1 word
A) 1 byte
With a liquid crystal display (LCD) monitor, what causes images to be displayed on the screen? A) 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. B) Up and down movement of light. C) Static electricity. D) Light surrounding the images.
A) 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.
Which of the following ports are used to connect a computer to a cable modem or to a network? A) Ethernet B) FireWire C) HDMI D) DVI
A) Ethernet
Computers use _______ language to process data at the most basic level. A) binary B) computer C) English D) C++
A) binary
Computers work only with _______. A) binary numbers B) decimal numbers C) letters and symbols D) hexadecimal numbers
A) binary numbers
A monitor's _______ is a measure of the difference in light intensity between the brightest white and the darkest black colors. A) contrast ratio B) resolution C) aspect ratio D) brightness
A) contrast ratio
A printer's resolution is measured in _______. A) dpi B) pixels C) pdf D) ppm
A) dpi
What is a terabyte? A) 1 million bytes B) 1 trillion bytes C) 1 billion bits D) 1 trillion bits
B) 1 trillion bytes
A bit consists of a _______. A) series of 0s and 1s such as 101. B) single letter such as R and B. C) 0 or a 1. D) number such as 2 or 9.
C) 0 or a 1.
A kilobyte holds _______ bytes of data. A) 16 B) 256 C) 1,024 D) 1,048,576
C) 1,024
One byte is equal to _______. A) 8 characters B) 100 bits of data C) 8 bits of data D) 1 word
C) 8 bits of data
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) Internal hard drives use a laser to read and write data.
You can increase the number of USB ports on your computer by adding a(n) _______. A) jump drive B) gateway C) expansion hub D) repeater
C) expansion hub
An LCD screen is composed of a fixed grid or _______. A) phosphors B) organic materials C) pixels D) rays
C) pixels
Monitor screens are made up of millions of tiny dots known as: A) bytes. B) resolution points. C) pixels. D) bits.
C) pixels.
_______ services allow you to keep your files on the Internet so you can access your files from any computer.
Cloud storage
_______ memory cards are removable storage devices that let you transfer digital data to a computer.
Flash
An inkjet printer sprays ink onto the page and is an example of a _______ printer.
nonimpact
A(n) _______ printer works either by melting wax-based ink onto ordinary paper or by burning dots onto specially coated paper.
thermal
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.
universal serial bus (USB)
Match each of the following ports to its most common use: 1) commonly used for connecting input and output devices 2) used to connect a computer to a network 3) commonly used to connect projectors to a computer system 4) commonly used to connect CRT monitors to older systems 5) used for home theaters A) VGA B) Ethernet C) USB D) DVI E) HDMI
1) C-USB 2) B-Ethernet 3) D-DVI 4) A-VGA 5) E-HDMI
Flat-panel monitors are also called _______ monitors.
LCD
_______ are the places that peripheral devices attach to the computer. A) Repeaters B) Gateways C) Ports D) Hubs
C) Ports
Speed for printers is measured in _______. A) Mhz B) Kps C) ppm D) pps
C) ppm
The resolution of a monitor has to be at least _______ to play a Blu-ray movie. A) 1024x768 B) 1600x1200 C) 1366x768 D) 1920x1080
D) 1920x1080
Which of the following storage devices has the most capacity? A) Cache B) CD C) DVD D) BD
D) BD
Which of these is NOT located on the motherboard? A) CPU B) ROM C) RAM D) DVD drive
D) DVD drive
Which of the following ports do you need to use with a home theater system? A) SVGA B) FireWire C) DVI D) HDMI
D) HDMI
Which of the following is NOT a video port? A) HDMI B) VGA C) DVI D) Thunderbolt
D) Thunderbolt
The system unit is a component of which type of computer? A) a tablet computer B) an ultrabook C) an embedded computer D) a desktop computer
D) a desktop computer
Response time refers to the amount of time it takes _______. A) to adjust the settings on a monitor. B) to begin printing once you have clicked Print. C) for your computer to boot up. D) for a pixel to change color.
D) for a pixel to change color.
When buying a monitor, which factor determines the difference in light intensity? A) screen resolution B) contrast ratio C) color depth D) aspect ratio
B) contrast ratio
An LCD's viewing angle is measured in _______. A) inches B) degrees C) refreshes D) megahertz
B) degrees
Which of the four major functions of a computer is responsible for manipulating, calculating, and organizing data into information? A) input B) processing C) storage D) output
B) processing
The colors displayed by an LCD monitor are made by combining which of the following colors? A) Cyan, yellow, magenta, and black. B) Green, Blue, and yellow. C) Red, blue, and green. D) Red, magenta, and blue.
C) Red, blue, and green.
Which of the following is NOT found on a motherboard? A) network interface card B) CPU C) SSD D) sound card
C) SSD
What type of printer uses wax-based ink? A) inkjet B) plotter C) thermal D) laser
C) thermal
Which of the following optical storage devices holds the most high-definition video? A) Hard drive B) CD C) DVD D) BD
D) BD
Ergonomics is an important consideration: A) only for desktop computers. B) only for laptop computers. C) only for laptop and desktop computers, but never for mobile devices. D) for all computing devices.
D) for all computing devices.
The most common ports used to connect input and output devices are _______ ports.
universal serial bus (USB)
Match each of the following printer concepts or terms to its measure or function: 1) measured in ppm 2) measured in dpi 3) affordable and produce photo quality images 4) combines the functions of a printer, scanner, copier, and fax into a single machine 5) generally produce the highest quality printouts A) printer resolution B) laser printer C) printer speed D) ink-jet printers E) all-in-one
1) C-printer speed 2) A-printer resolution 3) D-ink-jet printers 4) E-all-in-one 5) B-laser printer
Match each of the following terms to its definition: 1) the difference in light intensity between the brightest white and the darkest black colors a monitor can produce 2) measured as candelas per square meter 3) tells how far you can move to side, above, or below a monitor before the image quality degrades below acceptable levels 4) how long it takes a pixel to change color 5) number of pixels on a screen A) response time B) resolution C) viewing angle D) contrast ratio E) brightness
1) D-contrast ratio 2) E-brightness 3) C-viewing angle 4) A-response time 5) B-resolution
Which of the following statements about flash memory is FALSE? A) A flash drive is needed to read a flash memory card. B) Some flash memory cards can store 128 GB of data. C) Flash memory cards are often used in smartphones. D) Some flash memory can be plugged directly into a USB port.
A) A flash drive is needed to read a flash memory card.
Which power control option stores data on the hard drive? A) Hibernate B) Sleep C) Log off D) Shut down
A) Hibernate
A typical CPU can complete billions of machine cycles in one second. A) True B) False
A) True
Data and information are NOT interchangeable terms. A) True B) False
A) True
The Ethernet port is an example of connectivity port. A) True B) False
A) True
Which of the following ports has the fastest data transfer rate? A) USB 3.0 B) FireWire 800 C) SVGA D) DVI
A) USB 3.0
Which of the following display screens does not require a backlight to function? A) an organic light-emitting diode (OLED) display B) a liquid crystal display (LCD) C) a light-emitting diode (LED) display D) a cathode ray tube (CRT)
A) an organic light-emitting diode (OLED) display
Which of these is NOT an optical storage device? A) flash drive B) CD drive C) DVD drive D) Blu-ray drive
A) flash drive
A kilobyte contains approximately one _______ bytes of data. A) thousand B) billion C) hundred D) million
A) thousand
To accommodate HD format video, new monitors have an aspect ratio of _______. A) 4:3 B) 16:9 C) 25:16 C) 5:4
B) 16:9
The operating system is a type of application software. A) True B) False
B) False
Which of the following is NOT an optical storage device? A) Blu-ray B) Flash drive C) DVD D) CD
B) Flash drive
_______ usually have the largest storage capacity of any storage device inside the computer. A) Flash memory cards B) Hard drives C) DVD drives D) Blu-ray drives
B) Hard drives
Which of the following is the smallest unit of measure? A) Terabyte B) Megabyte C) Gigabyte D) Petabyte
B) Megabyte
Which of the following is the largest unit of measure? A) Megabyte B) Petabyte C) Kilobyte D) Terabyte
B) Petabyte
Which of these is considered nonvolatile storage? A) CPU B) ROM C) FireWire 800 D) expansion card
B) ROM
Bit is short for _______. A) megabyte B) binary digit C) byte D) kilobyte
B) binary digit
In reference to units of measurement, GB stands for _______.
Gigabyte
LCD stands for _______.
Liquid crystal display
A high-capacity _______ hard drive is a viable, portable option for backing up the data on your computer's primary hard drive.
external
Blu-ray and DVDs are referred to as _______ media.
optical
Images are created on an LCD monitor using millions of tiny dots known as_______.
pixels
Match each of the following terms to its definition: 1) 0 or 1 2) 8 binary digits 3) machine cycles per second 4) greater than a kilobyte, smaller than a gigabyte. 5) more than one trillion bytes. A) bit B) byte C) hertz D) megabyte E) terabyte
1) A-bit 2) B-byte 3) C-hertz 4) D-megabyte 5) E-terabyte
The _______ of a monitor tells how far you can move to the side, above, or below the monitor before the image quality degrades to unacceptable levels.
viewing angle