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Computer Tech Basics Hardware
What is this?
A _______ is used to read and write to the CD or DVD.
Computer Tech Basics Hardware
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1
A _______ is used to read and write to the CD or DVD.
laser
CPU
stylus
magnet
2
What is this?
CPU
ROM
Permanent Memory
RAM
3
The speed of the processor is measured in
bits
hertz
all of the above
bytes
4
The case that contains the CPU, hard drive, and the optical drive is
the entire computer and peripherals
the system unit
the mother board
the Central Processing Unit
5
Which of the following is NOT an example of an input device?
mouse
scanner
speaker
microphone
6
Where are the boot-up instructions for the computer stored?
In the main working memory of the computer
on the hard disk
in ROM
in RAM
7
What type of storage is this?
Optical
Solid State
Binary
Magnetic
8
What are the two main devices used to return information back to the user of a computer?
monitor and printer
microphone and speakers
speakers and mouse
scanner and camera
9
What device accepts data, processed data, shows information, and stores information?
the CPU
A computer
RAM
ROM
10
Input is when you enter ____ into a computer, and output is when a computer delivers ____ back.
programming, code
information, data
binary code, results
data, information
11
The base 2 binary code
cannot be read by humans
is the computer's language
consists of the numbers 1 and 2
all of the above
12
____ are millions of CPU cycles per second.
Binary numbers
Megabytes
Gigahertz
Megahertz
13
Which of the following memory measurements is the same as 1 byte?
gigabyte
kilobyte
megabyte
8 bits
14
ROM is to _______ as RAM is to short-term memory.
task
long-term memory
storage devices
random-access memory
15
Which of the following is NOT an example of an output device?
monitor
speakers
printer
CPU
16
The prefix for 1000 is
uni
kilo
giga
mega
17
What is this?
Optical Storage
Hard Drive
System Unit
CPU
18
Which of the following is the main working memory of the computer?
ROM
Hard Disk
RAM
CPU
19
The hard disk is what kind of media?
solid state
magnetic
all of the above
optical
20
The central processing unit is
the CPU.
measured in hertz.
the brains of the computer.
all of the above.
21
What is this?
Hard Disk
CPU
Solid State Storage
Optical Drive
22
____ are millions of units of storage capacity.
Bytes
Megahertz
Binary numbers
Megabytes
23
What is this?
Hard Drive
ROM
RAM
CPU
