Deck 19: Concepts Unit A: Understanding Essential Computer Concepts

Question 1

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

A) software
B) hardware
C) configurations
D) specifications

Answer 1

B

Question 2

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

Answer 2

A

Question 3

A hard copy of a file you created on your computer would be ____.

A) saved on a floppy disk
B) printed on a printer
C) backed up on a tape drive
D) sent as an e-mail

Answer 3

B

Question 4

Which of the following is NOT shown in the figure above?

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

Question 5

Another name for the CPU pictured above is ____.

A) microprocessor
B) RAM cache
C) clock speed
D) megahertz

Question 6

An example of an output device is a ____.

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

Question 7

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

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

Question 8

Megahertz is a measurement of ____.

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

Question 9

Where is program and data that is being used temporarily stored by your computer?

A) cache
B) RAM
C) ROM
D) CMOS

Question 10

Processing tasks occur on the ____.

A) motherboard
B) keyboard
C) control panel
D) operating system

Question 11

The speed of a laser printer is measured in ____.

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

Question 12

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

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

Question 13

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

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

Question 14

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

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

Question 15

Resolution 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) dot pitch in a graphics display

Question 16

You are running two programs at once that require 8 megabytes each on a computer that only has 12 megabytes of RAM. What makes this possible?

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

Question 17

The devices shown in the figure above are all ____ devices.

A) input
B) pointing
C) storage
D) all of the above

Question 18

Which of the following is the largest unit of measurement?

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

Question 19

Which of the following is NOT a personal computer?

A) desktop
B) laptop
C) notebook
D) mainframe

Question 20

Which of the following is a personal computer?

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

Question 21

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

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

Question 22

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

Question 23

(a) (b) (c) (d) In the above figure, which screen shows software used for numerical analysis?

A) a
B) b
C) c
D) d

Question 24

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

A) operation success
B) source symmetry
C) GUI
D) integration

Question 25

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

Question 26

A tape drive is a type of magnetic storage device.

Question 27

The network shown in the figure above is a ____ network.

A) peer-to-peer
B) client/server
C) wireless
D) Bluetooth

Question 28

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) swishing

Question 29

CD-ROMs are rewritable.

Question 30

Polycarbonate discs coated with a reflective metal on which data is recorded using laser technology as a trail of tiny pits or dark spots in the surface of the disc are ____ storage devices.

A) magnetic
B) optical
C) flash
D) USB

Question 31

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

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

Question 32

CMOS is often referred to as ____ memory.

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

Question 33

A parallel port is relatively slow, as it transmits data one bit at a time.

Question 34

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

Question 35

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

Question 36

Each of the components connected by wires in the above figure is called a ____.

A) client
B) node
C) workstation
D) server

Question 37

Each of the items labeled workstation in the above figure must have a network intercommunication card installed.

Question 38

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

A) Operating systems
B) Utilities
C) Programming languages
D) Database management software

Question 39

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

Question 40

A PC card slot could contain a hard disk drive.

Question 41

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

Question 42

BASIC, Visual Basic, C, C++, and COBOL are all examples of computer programming ____________________.

Question 43

Antivirus software 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 44

The integrated circuit, or chip, in the figure above is known as a(n) _________________________ and is responsible for executing instructions to process data.

Question 45

____________________ instruct the computer on how to process data.

Question 46

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

Question 47

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 48

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

Question 49

If you type a paper for a class and save it on the hard drive, it is called an executable file .

Question 50

A modem converts the digital signals your computer outputs to analog signals.

Question 51

Technical details about components on a computer are called architecture .

Question 52

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

Question 53

(a) (b) (c) (d) Define system software and application software, and give a general example of each type, referring to the screens shown in the above figure as applicable.

Question 54

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 55

The printer in the above figure is considered a node.

Question 56

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 57

Modifying data is referred to as ____________________.

Question 58

Explain the differences between mainframes and supercomputers.

Question 59

(a) (b) (c) (d) The screens labeled (a), (b), and (d) in the above figure are examples of system software.

Question 60

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

Question 62

What type of software should Mary Ann purchase to help her create and track budgets?

Question 63

You have been chosen to upgrade the computer system for your homeowner's association. You want to purchase a system that will be useful for several years. Because the spot where the computer will be located is somewhat cramped, what is the best type of monitor to purchase?

Question 64

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

Question 65

Mary Ann Costello is a wedding planner in Austin, Texas. She decided to create a list of all the resources she uses--halls, florists, bands, etc.--when planning a wedding. She needs to purchase software to help her accomplish this. She also needs to track the total expenses for each wedding and needs software to help her do this as well. What type of software should Mary Ann purchase to create and manage her collection of data?

Question 66

You have been chosen to upgrade the computer system for your homeowner's association. You want to purchase a system that will be useful for several years. You want to be able to allow members 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 member's pocket or on a key chain?