SOFTWARE

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​SOFTWARE

Multiple Choice

What is software?

• The parts we can see and touch

• The mouse and the keyboard

• The monitor

• A set of instructions that tell the computer what to do

What is software?

Software is the name given to the programs (sets of instructions) that computers use to perform different tasks.

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​There are two (2) types of software:

1.     System Software

2.     Application Software

SYSTEM SOFTWARE

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System software operates and maintains a computer system.

The two main types of system software are Operating Systems and System Utilities.

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​SYSTEM SOFTWARE

Operating Systems control all other software programs on a computer and manage the hardware resources.

A computer cannot function without an operating system.

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Operating Systems

Functions of  an operating system are:

1. File management

2. Memory management

3. Process management

4. Input/output device management

5. Provides security

6. Provides a friendly user interface

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Operating Systems

System Utlilties

A system utility is one that assists in maintaining and improving the running of a computer system.

e.g. antivirus software, backup, disk cleanup

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This is the way in which the user interacts with the computer.

The user controls the program in different ways:

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​​USER INTERFACE

​The user may press a key on the keyboard to type in a command,

​The user may

move the computer mouse

​The user may

select a command with a touch screen.

Touch screens

Special keyboards

HARDWARE USER INTERFACES

Are special devices with additional features that make the interaction much easier.

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SOFTWARE USER INTERFACES

Allows you to interact with the different programs on your computer.

The three types are:

1. Graphical User Interface

2. Menu-driven Interface

3. Command-driven Interface

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Assignment

Log onto Moodle and answer the questions in the assignment Software Part 1

You can use your notes but you must submit before the end of the lesson.

GOOD LUCK!

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APPLICATION SOFTWARE

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Application software, or apps, are programs that carry out specific tasks that will solve a particular problem for a user.

There are three (3) types of application software:

1. General purpose

2. Special purpose

3. Integrated Package

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APPLICATION SOFTWARE

General purpose software is designed to help the user perform general (common) tasks.

Special purpose software is used to perform special tasks

Integrated Package software contains several related programs in one package

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Types of Application Sofware

​SOFTWARE

Poll

FOR EACH OF THE FOLLOWING EXAMPLES OF APPLICATION SOFTWARE, IDENTIFY IF EACH ONE IS General Purpose or Special Purpose software.

DO YOU UNDERSTAND THE INSTRUCTIONS?

• YES

• NO

Multiple Choice

MP3 player

• General

• Special

Multiple Choice

Candy Crush

• General

• Special

Multiple Choice

Spotify

• General

• Special

Multiple Choice

Word Processor

• General

• Special

Multiple Choice

Web Browser

• General

• Special

Multiple Choice

Spreadsheet

• General

• Special

Multiple Choice

Google Docs

• General

• Special

Multiple Choice

MOODLE

• General

• Special

A user wanting to get and use software can do so in a number of ways:

1. Off-the-shelf

2. Customized

3. Custom-written

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SOURCES OF SOFTWARE