Computer Basics

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Computer Basics
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Conceptual Computer
Input
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Conceptual Computer
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Conceptual Computer
Input
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The CPU
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Conceptual Computer
CPU
Input
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Internal Memory
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SIMM
Single In-Line Memory Module
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Conceptual Computer
CPU
Internal Memory
Input
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Secondary Storage
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Conceptual Computer
CPU
Internal Memory
Input
Secondary Storage
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Conceptual Computer
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Two Types of Software Used in Computers
Application Software
System Software
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System Software
Windows 98
Windows 2000
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Application Software
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The Onion View of Software
Applications Software
Systems
Software
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Glossary of Computer Terms
Applications Software_ Software that performs
specialized tasks and is the greatest type of
software used on computers
Backup A copy of software or data that is made
by the User To guard against accidental loss of
data or software
Booting The process of starting a computer
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Glossary of Computer Terms
Cont.
CDROM A form of read-only optical storage using
compact disks
CPU The part of the computer that handles the
actual Processing of data
Computer An electronic automatic machine that
manipulates and Stores symbols based on
instructions from the User.
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Computer Glossary of Terms
Cont.
Computer-phobia Fear of the computer, especially
among first-time Users also called Cyber-phobia
Computer-phylliac A person who is totally
involved with the computer To the exclusion of
all other concerns
Computer Program A set of instructions designed
to control a computer.
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Computer Glossary of Terms
Cont.
Curser A blinking rectangle of light on the
monitor that Designates the users current
position on the screen (the insertion point)
Data Raw facts that are fed into a computer for
processing
Disk A thin, record-like piece of metal or
plastic that is covered With iron oxide
particles the magnetic direction of
the Particles can be arranged to represent
symbols.
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Computer Glossary of Terms
Cont.
Disk Directory A list of files that are stored
on a disk
Disk Drive A device that writes information onto
or reads information From a magnetic disk
Ergonomics The study of the relationship between
efficiency and Comfort in a Users use of
machines.
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Computer Glossary of Terms
Cont.
Executable File A file that when its name is
entered will execute a program
Formatting Organizing the sectors and tracks on
a floppy disk, in order To receive data or
information files
Hard Disk A scaled down version of a mainframe
disk pack that Is used for storing information on
a Personal Computer
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Computer Glossary of Terms
Cont.
Hardware The electronic part of a computer that
stores and manipulates Symbols under the
direction of the computer software
Icons Pictures that represent various computer
operations
Keyboard An input device made up of keys that
allow the input of Alphanumeric and punctuation
characters.
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Computer Glossary of Terms
Cont.
Menu A list of commands or requests for data
Monitor A cathode ray tube output device that
shows computer Output on a video screen
Mouse An input device that is about the size of
a mouse and Is connected to the computer by a
long cord the User moves The mouse over a flat
surface to control the curser
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Computer Glossary of Terms
Cont.
Printer An output device that places words and
symbols on paper
Surge Protector A device that protects a
computer hardware and memory From a voltage
surge.
Write-Protect Notch A notch in the vinyl cover
of a floppy disk, that when Covered, prevents the
user from writing on the disk.
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Computer Basics
THE END