Question

0.29 An expression
can be evaluated where the system computes the result of
each subexpression and stores it on disk, and then uses it to compute the result
of the parent expression
1.Pipelining
2.Hashing
3.Sorting
4.Materialization
​

Answer 1

Explanation:

Cards bearing numbers 1,3,5 ..... 37 are kept in a bag. A card is drawn at random from the

bag. find the probability of getting a card bearing.

(i) a prime number less than 15

(ii) a number divisible by 3 and 5