COMPUTER-GR5-T1-Y2017-18-WS1 Page 1 of 2

DEPARTMENT OF COMPUTER Std. GRADES 4 TO 8

TERM-1, ACADEMIC YEAR 2017-18

Worksheet No. 1 Topic Generations of computers

Grade 5 Section Date

Student Name

Q1-Complete the following chart.

Generation Technology used Examples Year

1st Generation

2nd Generation

3rd Generation

4th Generation

5th Generation

COMPUTER-GR5-T1-Y2017-18-WS1 Page 2 of 2

Q2-Answer the following questions:

A- In 1st generation computers, why vacuum tubes break down?

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B-Name the device that was used in 2nd generation computers?

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C-Why IC was the most important invention?

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D-What is a circuit board?

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E- Define motherboard.

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Q3- Label the 5 names of this important invention.