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Quick Quiz

1. Which of the following is a limitation of a computer?

a. Human Dependency b. Versatility

2. Which generation of computers were made of ICs?
a. First b. Third

Recap

Early people tied knots in ropes and carved marks on clay to keep the records.

ABACUS was the first calculating aid invented 3000 years ago in China.
Charles Babbage developed the Difference Engine in 1822 and Analytical engine in 1833.

Lady Ada Lovelace is considered as the first programmer.
Herman Hollerith developed the Tabulating Machine in 1890.
The use of the ICs reduced the size and increased the speed of the computers.

The data stored in the computer can be recalled at any time.
A computer can process millions of instructions in seconds.

Assess Yourself

Choose the correct option.

1. Where did early men carve marks in order to keep track of things?

a. Clay b. Computer

c. Calculator d. Note book

2. Which generation of the computers used magnetic tapes?

a. First b. Third

c. Second d. Fifth

3. Which of the following was invented by Herman Hollerith?

a. UNIVAC b. Mark-I

c. Tabulating Machine d. Microprocessor

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