umidh KC

Generations of Computer

1st Generation of computer (1945-1956 AD)

Features

• The technology used: Vacuum tube

• Operating Speed was in terms of millisecond range

• Primary memory used: Magnetic core memory

• Secondary memory used: Electrostatic tubes, paper tapes, Punched cards, magnetic tape

• Machine level language was used to instruct the computer. Programming at the hardware level

• A punched card, printing devices were used as input/output operations and store the data

• It occupied a large space

• It had...

Advantages and Disadvantages of Computer

Advantages

• The computer is faster than a human being

• It is always accurate and reliable

• It is versatile (It can be used in many different fields and can master in all types of works)

• It can be used for communication among many people using computer

• It doesn’t ever feel exhausted, tired and bored a human, so it can be used for repeated jobs

• It can permanently store a massive amount of data. So the data can be used at a later date and modify the data at a...