Wipro Placement Questions

Wipro Placement Paper on 21st April 2011 at Bangalore

1. If a man buys 1 lt of milk for Rs.12 and mixes it with 20% water and sells it for Rs.15, then what is the percentage of gain?

2. Pipe A can fill a tank in 30 mins and Pipe B can fill it in 28 mins.If 3/4th of the tank is filled by Pipe B alone and both are opened, how much time is

required by both the pipes to fill the tank completely ?

3. If on an item a company gives 25% discount, they earn 25% profit. If they now give 10% discount then what is the profit percentage.

4. A certain number of men can finish a piece of work in 10 days. If however there were 10 men less it will take 10 days more for the work to be

finished. How many men were there originally?

5. In simple interest what sum amounts of Rs.1120/- in 4 years and Rs.1200/- in 5 years ?

VERBAL

1. Please distribute these sweets........................the children

2. This custom seems to have originated .....................and East European country

NON VERBAL

1.How long will a train 1km long travelling at 75kmph take to overtake another train 500m long travelling at 94kmph ?

2.The total population of a village is 5500. The number of males and females increases by 80% and 65% respectively
and consequently the population of the village becomes 5600. what was the number of females in the village ?

3.A and B can finish a piece of work in 40 days .B and C in 60 days and C and A in 80 days. In how many days
will B alone finish the job ?

TECHNICAL

1.NVL : Null value function

2.TTITLE & BTITLE: control report headings & footers.

3.COMPUTE: control computations on subsets created by the BREAK command.

4.Minus: product of two tables listing only the non-matching rows.

5.Rollback work in the current transaction to be undone.

6.few differences between Unicode character encoding to that of ASCII.

7.With help of DBMS what is the differences between shared and exclusive locks ?

8.what is the primary difference between applets and conventional web applications ?

9.In the context of memory management schemes what is the primary difference between swapping and paging ?