ICT 201-250

What kinds of software do computers run?

• application memory

• processing

• application software

• memory

The first generation computers Disadvantages:

• Not disadvantage

• These computers could calculate data in millisecond

• The computers were very large in size

• Vacuum tube technology made possible to make

The second generation computers advantages

• Punch cards were used for input to the 1st generation computers

• Costly and not versatile to the 1st generation computers

• Smaller in size as compared to the 1st generation computers

• Only used for specific purposes to the 1st generation computers

The second generation computers disadvantages

• Not advantages

• Used less energy and were not heated.

• Cooling system was required

• The 2nd generation Computers were more reliable

The fourth generation computers advantages

• Very slow speed than previous generations

• Costly commercial production than previous generations

• More powerful and reliable than previous generations

• Limited commercial use than previous generations

Application programs

• operations programs

• standard programs

• word processors

• antivirus programs

Microsoft office programs

• operations programs

• standard programs

• word processors

• antivirus programs

Popular Antivirus Software

• Trend Micro Internet Security

• ZoneAlarm Free Firewall

• Norton AntiVirus

• Comodo Firewall

What types of data processing?

• copy

• insert

• input

• delete

What is input?

• There is no correct answer that it will be available for processing

• A computer stores data so that it will be available for processing

• Computer input is whatever is typed to a computer system

• Technically speaking, data refers to the symbols that represent facts