• Application software that helps people use their computers to perform their work

• Commercial Software involves the investment of a lot of money, large computer companies such as:

Microsoft, Apple, Corel, Adobe, Lotus, and IBM

• Custom Software does exactly what the user wants because it’s tailored to the user’s exact specifications (very expensive)

• Shareware you can download it over the internet after it expires you must pay

• Freeware is a free program open to the public

• Horizontal application software is designed to be used for a wide variety of purposes such as:

An accounting firm• Vertical applications software

is used for a specific purposesStudents attendance grades

and transcripts

General productivity programs

What are some common General programs?

a. Paint programsb. Spreadsheet programsc. Web browserd. Program suite

General Productivity Programs

• A wide variety of fields and careers need general productivity programs to write documents, manage finances and keep track of inventory… etc.

• Common general productivity programs, data base management programs presentations graphics programs, and personal informaton management programs

GRAPHICS PROGRAMS Two very different types of programs

can be used to produce illustrations.a. Microsoft PowerPoint and workb. Paint programs and draw

programs c. Office xl and publisherd. Word perfect office and star office

Graphics Programs

• Paint programs provide tools with which you can “paint” each individual dot, or pixel, on computer screen

• Draw programs store the lines and shapes of and image of mathematical formulas instead of a collection of dots.

• Other graphics software exists for more specialized purposes such as photo-editing programs… etc.

Browser and E-mail programs

What do you need to view web pages online?

a. e-mail client

b. Hyper text mark up language

c. Web browser

d. Uniform Resource Locator

Browser and E-mail programs

• Web browser is a application programs that allows you to surf the web and display web pages

• E-mail client is to send and receive e-mail messages over the internet

Understand the basics of telecommunications and

internet services

•Telecommunications is the technology of long-distance electronic communication

Establish a connection

What do you have to have to send and receive data?

a. Modemb. Web-browserc. Internet service providersd. E-mail

Establish a connection

• In order to send and receive data you must have a modem.

• The modem converts the digital signals to analyze signals or sound waves

• Digital Subscriber lines or (DSL) use special twisted pair telephone lines to transmit data at very high speeds but cannot extend beyond a couple of miles

The role of (ISPs) and online services

ISP are companies that provide access to _______.

a. Telephonesb. Internetc. Digital systemd. Pets

The role of the (IPSs) and online services

• IPS are companies that provide access to the internet for users who subscribe to them

• For a monthly fee IPSs provide their subscribers with a variety of internets services such as web success, e-mail, file transfers and newsgroups

• Online services provide direct access to information that maintained outside of Internet

Types of internet service

People mistake the internet as _____.

a. Online servicesb.Local area networkc. World wide webd.Fish

Types of internet services

•Many people mistakenly refer to the internet as the world wide web, but in reality, the web is only one of the many ways data can be exchanges on the internet