Computer Concepts
input
Most ____ devices, like keyboards, for example, connect to a computer either with cables or wirelessly. a. storage b. touch c. recording d. input
memory
One of the most important components of personal computer hardware is ____, which stores instructions and data. a. the processor b. optical storage c. the cloud d. memory
volatile
RAM is often referred to as ____ memory. a. permanent b. semipermanent c. volatile d. None of the above
peripheral devices
The computer needs additional components called ____ to accomplish its input, output, and storage functions. a. mice b. peripheral devices c. architecture d. ports
phishing
The practice of sending e-mails to customers or potential customers of a legitimate website asking them to click a link in the e-mail is called ____. a.spoofing b. phishing c. pharming d. spamming
hard disk
Which of the following is NOT an example of optical storage? a. CD b. hard disk c. Blu-ray d. DVD
desktop
Which of the following is a personal computer? a. supercomputer b. mainframe c. desktop d. All of the above
Tablets
____ are thin computers that do not have an external keyboard or mouse. a. Laptops b. Desktops c. Tablets d. Mainframes
Mainframe
____ computers are used by large businesses, government agencies, and in science and education to provide centralized storage and processing and to manipulate tremendous amounts of data. a. Subnotebook b. Optical c. External d. Mainframe
Operating systems
____ manage the system resources of a computer so programs can run properly. a. Database management software b. Utilities c. Firewalls d. Operating systems
CMOS
____ memory is a chip on the motherboard that stores the date, time, and system parameters. a. ROM b. RAM c. CPU d. CMOS
executable
A file that tells a computer how to perform a specific task is called a(n) ____ file. a. executable b. instruction c. data d. configuration
SSD
A(n) ____ is based on flash memory, but is intended as a replacement for traditional hard disk drives. a. CMOS b. SSD c. GUI d. RAM cache
printer
An example of an output device is a ____. a. printer b. keyboard c. mouse d. touch pad
viruses
Antivirus software protects against which of the following types of malware? a. viruses b. firewalls c. phishing scams d. spoofed sites
slots
Expansion cards plug into electrical connectors on the motherboard called expansion ____. a. ports b. outlets c. slots d. buses
the speed of the microprocessor
Megahertz is a measurement of ____. a. the speed of the microprocessor b. the amount of RAM c. RAM speed d. cache memory
motherboard
Processing tasks occur on the ____. a. mouse b. keyboard c. motherboard d. operating system
cache memory
Special high-speed memory located on or near the microprocessor's is called ____. a. ROM b. storage c. virtual memory d. cache memory
hardware
The physical components of a computer are referred to as ____. a. operating systems b. specifications c. configurations d. hardware
RAM
What temporarily holds programs and data while the computer is on and allows the computer to access that information randomly? a. cache b. RAM c. ROM d. CMOS
mainframe
Which of the following is NOT a personal computer? a. laptop b. desktop c. mainframe d. All of the above
a kilobyte
Which of the following is the smallest unit of measurement? a. a terabyte b. a gigabyte c. a megabyte d. a kilobyte
virtual memory
You are running two programs at once that each require 10 megabytes on a computer that only has 16 megabytes of RAM. What makes this possible? a. CMOS b. ROM c. cache d. virtual memory
Word size
____ refers to the number of bits that are processed at one time. a. Characters per second b. Quad core c. Clock speed d. Word size