1.

Match the following.Column-IColumn -II(i) ENIAC(a) Howard H. Aiken and Grace Hooper(ii) MARK I(b) Charles Babbage(iii) Difference Engine(c) Early calculating device also called as counting frame(iv) Abacus(d) J. Presper Eckert and John Mauchly 

A. (i) - (a), (ii) - (c), (iii) - (d), (iv) - (b)
B. (i) - (d), (ii) - (a), (iii) - (b), (iv) - (c)
C. (i) - (d), (ii) - (a), (iii) - (c), (iv) - (b)
D. (i) - (a), (ii) - (d), (iii) - (c), (iv) - (b)
Answer» C. (i) - (d), (ii) - (a), (iii) - (c), (iv) - (b)


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