4261: Saka era was introduced by:
(a) Ashoka
(b) Kanishka
(c) Chandragupta Maurya
(d) Harsha Vardhana
4262: Nine different letters are to be dropped in three different letter boxes. In how many different ways can this be done?
(a) 27
(b) 3^9
(c) 9^3
(d) 3^9 - 3
4263: Which are the materials generally employed as solder in soldering operation in elections.
(a) Iron and tin
(b) Lead and tin
(c) Aluminum and lead
(d) Aluminum and iron
4264: Which one of the following pairs is not correctly matched ?
Well known Company : Major Area of Work
(a) Adobe Systems India : Software
(b) Sasken : Communication technology
(c) Genpact : Power Generation
(d) Synthite : Export of spices
4265: Two packs of cards are thoroughly mixed and stuffed and two cards are drawn at random, one after the other. What is the probability that both of them are Jacks?
(a) 1/13
(b) 2/13
(c) 7/1339
(d) 1/169