Second Generation Computers

Second Generation

1956 – 1963  

Scientist: John Bardeen, William Shockley, and Walter Brattain

They invented a transistor which functioned like a vacuum tube.

Multiple Choice

what generation of computers are we talking about?

• First Generation

• Second Generation

Multiple Choice

What John Bardeen, William Shockley invented?

• vacuum tube

• wires

• transistors

Multiple Choice

What is this?

• transistor

• vacuum tube

Second Generation

• Use of transistors

• Smaller size

• Faster than first generation

• Consumed less electricity

• These computers Were the first to use tools such as printers, disk storages and operating systems

• cheaper

Vacuum tube Vs Transistors

• One transistor replaced the equivalent of 40 vacuum tubes. 

• Their use marked a new beginning for the computer

Multiple Choice

The second generation of computers were more expensive than the first generation?

• True

• False

Multiple Choice

What tools did the second generation start using?

• operating system, printers, disk storages

• vacuum tubes, printers, operatig system

• printers, integrated circuits

Fill in the Blank

One transistor replaced the equivalent of ____ vacuum tubes.

Multiple Choice

The second generation of computers was from the years 19__ to 19__ approximately

• 1945 to 1950

• 1950 to 1960

• 1960 to 1965