Question

A. Tick () the correct options.
1. Which was the first mechanical calculating device?
a. Napier's Bones n b. Pascal Adding Machine N c. Abacus

2. In which of the following was the concept of punched cards used?
a. Pascaline N b. Napier's Bones
c. Jacquard Loom

3. Which of the following was invented by Babbage?
a. Loom
n b. Analytical Engine N c. Mark 1

4. Which of the following was the first electronic computer?
a. Mark 1
D b. UNIVAC
C. ENIAC

5. In which year was the first UNINAC computer delivered to US Census Bureau?
a. 1944
O b. 1946
C. 1951​

Answer 1

Answer:

A. 1.c.abacus

2.??

3.b.anaylitical.....

4.mark 1(MAYBE)

5.??

Explanation:

Hope it helps....

Answer 2

Answer:

1. Abacus

just I know this one only.