Computer Basics Test Flashcards

(54 cards)

0
Q

A computer network that spans a relatively large geographical area.

A

WAN (Wide area network)

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1
Q

A group of computers that share a common communication lines or wireless network.

A

LAN (Local area network)

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2
Q

A global network that connects millions of computers.

A

Internet

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3
Q

A network within a company or organization. This is only accessible by members of the organization.

A

Intranet

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4
Q

What are the three basic components of a computer?

A

The monitor, the central processing unit (CPU), and the keyboard.

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5
Q

The display screen for the computer is also known as

A

The monitor

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6
Q

The clearness of the image on the monitor is known as the

A

Resolution

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7
Q

The more densely packed the pixels are, the more…

A

Sharper the image is.

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8
Q

This component is the brains of the computer. It is sometimes known as the processor.

A

Central processing unit (CPU)

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9
Q

What are the five areas of the keyboard?

A

The alphabet keys(

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10
Q

What are the two types of computer memory?

A

RAM and ROM

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11
Q

What does RAM stand for?

A

Random access memory.

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12
Q

What is RAM memory?

A

This is temporary computer memory.

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13
Q

What does ROM stand for?

A

Read only memory.

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14
Q

What is ROM memory?

A

Permanent computer memory that cannot be changed.

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15
Q

The units of information on the machine is called a…

A

Bit

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16
Q

How many bits are a byte?

A

Eight consecutive bits equals one byte.

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17
Q

How many bytes are a kilobyte?

A

1000 bytes

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18
Q

How many bytes are a megabyte?

A

1 million bytes

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19
Q

How many bytes are a gigabyte?

A

1 billion bytes

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20
Q

How many bytes are in a terabyte?

A

1 trillion bytes

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21
Q

What are the steps the computer goes through when you enter data?

A
Step one – input
step two – processing
step three – output
Step four – storage
Step five – retrieval
22
Q

What is a peripheral?

A

Peripheral is a device that connects to your computer that allows you to perform an additional function.

23
Q

What is an input device?

A

It provides information to the computer. Ex. Scanner, keyboard, mouse, CD, microphone, etc.

24
What is an output device?
It extracts information. Ex. Printer, monitor, speaker, etc.
25
What is a jump/flash/thumb drive?
They connect to the computer through USB port and are able to hold an immense amount of information.
26
How do you care for a flash drive?
By not ejecting it immediately.
27
What is a CD?
A CD (compact disc) is capable of storing digital information.
28
This printer create characters by striking pins against an ink ribbon. Each pin makes a dot, and combinations of dots form characters and illustration.
Dot-Matrix
29
This type of printer is very inexpensive, is a letter quality printer, and uses ink cartridges.
Desk/bubble jet
30
This type of printer sprays ink at a sheet of paper. Ink jet printers produce high-quality text and graphics.
Ink jet
31
This type of printer uses the same technology as copy machines. These printers produce very high-quality text and graphics.
Laser
32
This printer uses pens to draw, graphics, and a good line resolution. It is used often by architects.
Plotter
33
What is the hardware?
The mechanical, magnetic, and electrical devices compromising the computer system.
34
What is the software?
Refers to the computer instructions or programs that are installed on the computer.
35
What are the two types of computer softwares?
Systems software and applications software.
36
What is the systems software?
The system that allows the computer to run. (Windows)
37
What is an application software?
The programs that actually do the work for the computer. (Microsoft word)
38
This application software is used to create and edit text documents.
Wordprocessing
39
This application software allows you to perform mathematical calculations.
Spreadsheet
40
This software allows you to send and receive electronic mail.
Communications
41
This software allows you to keep track of large amounts of information such as a baseball card collection.
Database
42
The software allows you to prepare high-quality documents such as a brochure.
Desktop publishing
43
This type of software allows you to prepare oral reports to give to a group.
Presentation
44
What is a warm boot?
Control alt delete
45
What is it coldboot?
Press the power button on the CPU
46
What is a cd ROM?
Compact disc – read-only memory. The CD cannot be erased and filled with new data. Softwares are sold on CD ROMs.
47
What is the CDR?
compact disc – recordable. The CDs can only be used once.
48
What is the CD-RW?
CD – rewritable disc. A type of disc that enables you to write on it multiple sessions. Writing data onto it multiple times.
49
When software is added to a computer the info on the CD is called the ______. The place that the software is stored is called the ______.
Source and target.
50
What is this USB port?
A serial port for connecting peripheral devices.
51
What is the CD drive?
A drive that reads a CD.
52
What is a hard drive?
A storage device containing a read-write mechanism, plus one or more disks, inside CPU.
53
A device that allows your computer to talk to other computers over a telephone line is called a...
Modem