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4. GUI operating system was introduced in the third
generation. ..........................
C. Fill in the blanks using the words given below:
Hints
ENIAC, John Mauchly, IBM, Charles Babbage,
Lady Ada Lovelace
1. ................................ is known as the ‘Father of computer’.
2. ................................ is the first programmer in computer history.
3. UNIVAC was invented by ................................ and Presper Eckert.
4. ................................ introduced the PC-XT.
5. ................................ consumed almost 200 kW of power.
Let's Do It Section B (Subjective)
A. Short answer type questions.
1. How did people calculate or count in the olden times?
......................................................................................................................................................
2. Which generation of computers used microprocessors?
........................................................................................................................................................
3. Who invented the analytical engine?
........................................................................................................................................................
4. Write any one limitation of the computer.
........................................................................................................................................................
B. Long answer type questions.
1. Differentiate between first and second-generation computers.
........................................................................................................................................................
........................................................................................................................................................
2. Write a short note on:
a. ENIAC
........................................................................................................................................................
16 iPRIME (Ver. 2.2)–V

