Deck 1: Understanding Essential Computer

Question 1

Which of the following is the smallest unit of measurement?

A) a terabyte
B) a gigabyte
C) a megabyte
D) a kilobyte

Answer 1

D

Question 2

The physical components of a computer are referred to as ____.

A) operating systems
B) specifications
C) configurations
D) hardware

Answer 2

D

Question 3

Which of the following is a personal computer?

A) supercomputer
B) mainframe
C) desktop
D) all of the above

Answer 3

C

Question 4

The computer needs additional components called ____ to accomplish its input, output, and storage functions.

A) mice
B) peripheral devices
C) architecture
D) ports

Question 5

You are running two programs at once that require 10 megabytes each on a computer that only has 16 megabytes of RAM. What makes this possible?

A) CMOS
B) ROM
C) cache
D) virtual memory

Question 6

Personal computers commonly use the ____ code system to represent character data.

A) KB
B) LAN
C) ASCII
D) COBOL

Question 7

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

Question 8

A hard copy is another name for a file that you ____.

A) saved on a floppy disk
B) sent as an email
C) backed up on a flash drive
D) printed on a printer

Question 9

Special high-speed memory reserved for the microprocessor's use is called ____.

A) ROM
B) storage
C) virtual memory
D) cache memory

Question 10

Which of the following dot pitches gives you the sharpest picture?

A) .45
B) .38
C) .32
D) .26

Question 11

Megahertz is a measurement of ____.

A) the speed of the microprocessor
B) the amount of RAM
C) RAM speed
D) cache memory

Question 12

An example of an output device is a ____.

A) printer
B) keyboard
C) mouse
D) touch pad

Question 13

Which of the following is NOT an example of optical storage?

A) CD
B) hard disk
C) Blu-ray
D) DVD

Question 14

Dot pitch is the ____.

A) number of pixels a monitor displays
B) distance between pixels in a graphics display
C) number of rectangles in a character-based display grid
D) the speed at which pixels travel

Question 15

What termporarily 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

Question 16

RAM is often referred to as ____ memory.

A) permanent
B) semipermanent
C) volatile
D) none of the above

Question 17

Expansion cards plug into electrical connectors on the motherboard called ____.

A) ports
B) outlets
C) slots
D) buses

Question 18

Which of the following is NOT a personal computer?

A) laptop
B) desktop
C) mainframe
D) all of the above

Question 19

Processing tasks occur on the ____.

A) mouse
B) keyboard
C) motherboard
D) operating system

Question 20

The speed of a dot matrix printer is measured in ____.

A) pages per minute
B) pages per second
C) characters per minute
D) characters per second

Question 21

A device driver is a computer program that makes communication possible between your computer and one of its peripherals.

Question 22

The seamless nature of OLE among some applications is referred to as ____.

A) user interface
B) integration
C) GUI
D) source symmetry

Question 23

Database management software allows you to create illustrations, diagrams, graphs, and charts that can be projected before a group, printed out for quick reference, or transmitted to remote computers.

Question 24

An interface card could be plugged into an expansion slot on the main board of a computer.

Question 25

____ allocate system resources, manage storage space, maintain security, detect equipment failure, and control basic input and output.

A) Database management software
B) Utilities
C) Firewalls
D) Operating systems

Question 26

Protocols in data communication establish the countries with which data can be exchanged.

Question 27

Delphi, Visual Basic, C, C++, and Java are all examples of computer programming ____________________.

Question 28

DVD+Rs are rewritable.

Question 29

A system resource is any part of the computer system, including memory, storage devices, and the microprocessor, that can be used by a computer program.

Question 30

A hard disk is a type of magnetic storage device.

Question 31

The operating system is the set of instructions that direct the computer to accomplish specific tasks such as document production and spreadsheet calculations.

Question 32

Antivirus software protects against which of the following types of malware?

A) Viruses
B) Trojan horses
C) Worms
D) all of the above

Question 33

The communication path between a microprocessor, RAM, and peripherals is called the data bus.

Question 34

Utilities are another category of system software that augment the operating system by taking over some of its responsibility for allocating hardware resources.

Question 35

If you are working on a budget and save the spreadsheet on your hard drive, it is called an executable file .

Question 36

Technical information about components on a computer are called configurations .

Question 37

The practice of sending e-mails to customers or potential customers of a legitimate Web site asking them to click a link in the e-mail is called ____.

A) spoofing
B) phishing
C) pharming
D) spaming

Question 38

A network with a file server is called a client/server network.

Question 39

PS/2 ports are another standard for transferring information between digital devices similar to USB.

Question 40

Phishing is a broad term that describes any program that is intended to cause harm or convey information to others without the owner's permission.

Question 41

You have been chosen to upgrade the computer system for the local volunteer association. You want to purchase a system that will be useful for several years. You want to be able to allow volunteers to copy certain files and carry them with them when they leave. What is a good choice for something that can store files, is transportable, and is small enough to fit in a pocket?

Question 43

A(n) ____________________ prevents other computers on the Internet from accessing a computer and prevents programs on a computer from accessing the Internet without the computer user's permission.

Question 44

Special high-speed memory built into the microprocessor for the microprocessor's use is called ____________________.

Question 45

What type of software should Christina purchase to help her create and track expenses?

Question 46

____________________ is the flow of data from the microprocessor to memory to peripherals and back again .

Question 47

Processing data is also referred to as ____________________ data.

Question 48

You have been chosen to upgrade the computer system for the local volunteer association. You want to purchase a system that will be useful for several years. The desk on which the computer will sit is somewhat small.What is the best type of monitor to purchase?

Question 49

Operating systems, utilities, device drivers, and programming languages are the four types of ____________________ software.

Question 50

Christina is a salon owner in Baltimore, Maryland. She decided to create a list of all her clients in order to send them information about new promotions at the salon. She needs to purchase software to help her accomplish this. She also needs to track monthly expenses for her salon and needs software to do this as well. What type of software should Christina purchase to create and manage her collection of customer data?

Question 51

You have been chosen to upgrade the computer system for the local volunteer association. You want to purchase a system that will be useful for several years. You want the computer to be able to perform faster. What is the easiest way to make the computer run quickly?

Question 52

____________________ memory is created and used by most computers when the amount of RAM needed exceeds the RAM available.

Question 53

Explain the differences between a kilobyte, a megabyte, a gigabyte, and a terabyte.

Question 54

Explain the differences between RAM, ROM, CMOS, cache, and virtual memory.