CS Quiz 1

computer, algorithm, problem analysis

Computer Literacy

you know how to use a computer to perform basic tasks such as operating the basic software systems, platforms, and the other computer programs commonly used in the workplace.

What is a Computer?

is a device that accepts input, processes it, stores data, and produces output

Data

unorganized facts.

Information

organized data

File

A set of data that has been given a name

document

A file that a user can open and use is called a

Folder

A place where groups of computer files and other folders can be kept and organized

Data Processing

Is the course of doing things in a sequence of step

Three Major Components of an Information Processing System

Hardware, Software, Peopleware

Hardware

Is the tangible part of a computer system

Software

• Is the non-tangible part that tells the computer how to do its job

Peopleware

Refers to people who use and operate the computer system

Functions of an Information Processing System

Input, processing, stores, output

INPUT

It accepts and gathers data.

PROCESSING

It processes data to become information

STORE

It stores data and information

OUTPUT

It presents information

Information Processing System

refers to the manipulation of digitized information by computers

Input

Data provided to the computer by a person, the environment, or another computer.

Processing

 The manipulation of data

Data

are symbols that represent raw facts, objects, and ideas about people, places, events and things that are of importance in an organization

computer program or software

• is a series of instructions that tell a computer how to carry out a processing task.

Output

The result produced by a computer after processing the data.

Output device

displays, prints, or transmits the results after processing

Storage

Location where to save the output

Computer Hardware

• Consists of electronic devices, the parts you can see and touch

device

• any piece of hardware used by the computer, such as keyboard, monitor, modem, mouse, etc.

DVD

• (Digital Versatile Disk)

CD

• (Compact Disk)

Modem

•  (Modulate and Demodulate)

Computer Software

• Is the set of instructions that makes the computer perform tasks

Data

• Data consists of raw facts, which the computer can manipulate and process into information that is useful to people.

Computerized data

is digital, meaning that it has been reduced to digits or numbers.

Users

• People operating the computer

Essential Computer Hardware

•  Processor

• Memory

• Input and Output

• Storage