Info 160: Chapter 2
A bit consists of a ________.
0 or 1
bit
0 or 1
Eight binary digits is equal to ________.
1 byte
A megabyte holds approximately ________ bytes of data.
1,000,000
A kilobyte holds ________ bytes of data.
1,024
A(n) ______ is a laptop computer that can convert into a tablet-like device.
2-in-1 PC
How many bits does it take to spell the word yes?
24
byte
8 binary digits
One byte is equal to ________
8 bits of data
Which of the following statements is FALSE? a. Bit is short for binary digit. b. When referring to computers, every number, letter, or special character consists of a unique combination of 8 bits. c. Everything a computer does is broken down into a series of 0s and 1s. d. A single bit can represent a single letter.
A single bit can represent a single letter.
Which of the following storage devices has the most capacity? a. BD b. CD c. Cache d. DVD
BD
Which of the following is NOT a port? a. USB b. CPU c. HDMI d. thunderbolt
CPU
Which of these is considered the "brains" of the computer?
CPU
Which of these is an example of optical storage media? a. SSD b. thumb drive c. a flash memory card d. DVD
DVD
The most common output device for soft output is a
Display Screen
Which component of a computing device drains the battery the fastest?
Display Screen
Which of the following ports are used to connect a computer to a cable modem or to a network?
Ethernet
T or F: Conventional disk drives are superior to SSD drives because they have no moving parts.
False
T or F: The "brain" of the computer is the USB.
False
All of the following are sensors found in certain smartphones EXCEPT
Hygrometer
________ printers work by spraying tiny drops of ink onto paper.
Inkjet
Which of the following statements about your computer's primary hard drives is FALSE?
Internal hard drives use a laser to read and write data.
Which of the following statements is TRUE? a. Smartphones are considered a type of computer b. Smartphones have more computing power than desktop computers c. Smartphones do NOT contain a CPU d. All cellphones are now smartphones
Smartphones are considered a type of computer.
The fastest computer port is the ______ port
Thunderbolt
Which of the following CANNOT be represented by a single byte? a. a letter of the alphabet such a Y b. a number such as 45 c. a word such as Tom d. a special character such as @
Tom
T or F: A touch pad is a pointing device usually found in laptops.
True
T or F: Data and information are NOT interchangeable terms.
True
T or F: RAM is volatile storage.
True
Which of the following ports has the fastest data transfer rate?
USB 3.0
Touch-screen devices usually feature _____________ keyboards.
Virtual
Which of the following is NOT an example of data? a. a sound b. a report c. a word d. a picture
a report
Computers use ________ language to process data at the most basic level.
binary
Bit is short for ________.
binary digit
Computers work only with ________.
binary numbers
In a computer, each_____ can represent one letter, number, or symbol.
byte
The representation of a fact, figure, or idea is called ________.
data
Which of the following can be both an input device and an output device?
display screen
You can increase the number of USB ports on your computer by adding a(n) ________.
expansion hub
_________memory cards are removable storage devices that let you transfer digital data to a computer
flash
Ergonomics is an important consideration
for all computing devices
Which of the following is NOT found on a motherboard? a. sound card b. RAM c. hard drive d. CPU
hard drive
________ usually have the largest storage capacity of any storage device inside the computer.
hard drives
Processor speeds are measured in units of
hertz
Data that has been organized is called ________.
information
What type of printer heats toner to adhere it to the paper?
laser
hertz
machine cycles per second
Which of the following is the smallest unit of measure? a. gb b. pb c. tb d. mb
megabyte
________ are the places that peripheral devices attach to the computer.
ports
Which of the following functions of a computer is mostly responsible for turning data into information?
processing
Which of the following is one of the four major functions of a computer?
processing
Which power control option performs a warm boot? a. sleep b. shut down c. log off d. restart
restart
The number of pixels that can be displayed on the screen at one time is known as what?
screen resolution
A kilobyte contains approximately one ________ bytes of data.
thousand
