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Review

Which computer is the most powerful?

Software used to access the WWW is?

What software allows computers of different types to communicate?

What’s another name for a personal computer?

End Review

Chapter 2Applications Software

Creating Software Write source code using a

programming language. Convert that source code into

machine language in order to create an executable program.

The following is an example of a programming language.

with Text_Io, ada.integer_text_io;

use Text_Io, ada.integer_text_io;

procedure Example is

Name : String (1..15);

N, value : Integer;

begin

loop

Put ("Please enter your name."); New_Line;

Get_Line (Name, N);

Put ("Greetings ");

Put (Name (1..N));

Put (". Have a nice day!"); New_Line;

Put ("Press ""1"" to quit. Press any other number to continue.");

Get (value);

skip_line;

exit when value = 1;

end loop;

end Example;

Custom Software

Software written specifically for an organization’s needs.

Freeware

Programmer chose to make his/her program free to the public.

copyrighted - author retains ownership.

Public domain software

software that is not copyrighted. may be used and altered.

Shareware

Freely distributed but only for a trial period.

Commercial Software

packaged & copyrighted software that is sold

Software Piracy

copying commercial software without the permission of the manufacturer.

Are you going to work for free?

Site License

Used by organizations which allows software to be installed on all or some of its computers.

Electronic software distribution

Obtaining freeware, shareware or commercial software from the Internet.

Task-Oriented Software (Productivity Software)

Software used to make one’s work & lives easier. Examples:

Word Processing Electronic Spreadsheets Database Management Graphics Communications Personal Information Managers (PIMs) Office Suites

Group of applications designed to work together.

Business Software

Vertical Market Software Written for a particular type of business Usually part of a complete package including hardware,

installation, training & support. Groupware (Collaborative Software)

Software for workgroups Software that lets many individuals share information

Software for Small Business

SOHO - Small Office/Home Office Accounting Writing & Advertising Customer Service - customer info Keeping & Making Contacts - business connections Making Sales Pitches - presentation software

Some job titles within computer-related fields

Those responsible for the organization’s computer resources: Management Information Systems (MIS) Computer Information Systems (CIS) Information Technology Computing Services Information Services.

Data-Entry operators - prepare data for processing (keying data in using a machine-readable format)

Computer Operators - monitor computer systems, review procedures, keep peripherals running, make back-ups.

Librarians - catalog disks and tapes. Systems Analysts - plan & design entire computer systems. Work with

programmer and user. Network Manager - maintains networks. Chief information officer (CIO) - involved with the goals and operations of

the entire organization

Installing Software

Uninstalling Software Start --> Settings --> Control Panel

--> Add/Remove Programs