TCS Company HR Interview Interview

Let exp(m,n) = m to the power n. If exp(10,m) = n exp(2,2) where m = 2 and n are integers then n =

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TCS Other Question
On the planet Oz, there are 8 days in a week - Sunday to Saturday and another day called Oz day. There are 36 hours in a day and each hour has 90 minutes while each minute has 60 seconds. As on earth, the hour hand covers the dial twice every day. Find the approximate angle between the hands of a clock on Oz when the time is 12:40 am.
O 111 degrees O 251 degrees
O 71 degrees O 89 degrees
 19 people (a1,a2,......,a19) are invited to a party. The host and the hostess shake hands with each invitee and also with each other. The invitees shake hands in a circular fashion, i.e. the pairs (a1, a2), (a2, a3),......,(a18, a19), (a19, a1) shake hands. So, in all there are 58 handshakes. Let S be a set of people such that every pair in S shake hands. The size of S is at most
O 2
O 3
O 1
O 4