Top Department of Water and Sanitation South Africa Interview Questions and Answers

Q: Tell me about youtcollege days?

Q: Nanda Devi peak forms a part of(a) Assam Himalayas(b) Kumaon Himalayas(c) Nepal Himalayas(d) Punjab Himalayas

Q: A tennis marker is trying to put together a team of four players for a tennis tournament out of seven available. males - a, b and c; females  m, n, o and p. All players are of equal ability and there must be at least two males in the team. For a team of four, all players must be able to play with each other under the following restrictions: b should not play with m, c should not play with p, and a should not play with o.

Q: 9 cards are there. You have to arrange them in a 3*3 matrix. Cards are of 4 colors. They are red, yellow, blue and green. Conditions for arrangement: one red card must be in first row or second row. 2 green cards should be in 3rd column. Yellow cards must be in the 3 corners only. Two blue cards must be in the 2nd row. At least one green card in each row.

Q: Under which writs the Courts sought to produce a person in the court suspected to be missing or in custody?

Q: Speed of a boat in standing water is 9 kmph and the speed of the stream is 1.5 kmph. A man rows to a place at a distance of 105 km and comes back to the starting point. The total time taken by him is:

Q: P and Q started a business with respective investments of Rs. 4 lakhs and Rs. 10 lakhs. As P runs the business, his salary is Rs. 5000 per month. If they earned a profit of Rs. 2 lakhs at the end of the year, then find the ratio of their earnings?

Q: A snail is at the bottom of a 20 meters deep pit. Every day the snail climbs 5 meters upwards, but at night it slides 4 meters back downwards. How many days does it take before the snail reaches the top of the pit?

Q: What is the missing number in 56 / 7 = ? - 5

Q: Given a grid of m X n. Find out the all possible ways to move from (0,0) to (m,n)

Q: The legendary king Midas possessed a huge amount of gold. He hid this treasure carefully: in a building consisting of a number of rooms. In each room there were a number of boxes; this number was equal to the number of rooms in the building. Each box contained a number of golden coins that equaled the number of boxes per room. When the king died, one box was given to the royal barber. The remainder of the coins had to be divided fairly between his six sons. Is a fair division possible in all situations?

Q: A teacher is writing on a blackboard and we want to pass all the information on the blackboard over a low-bandwidth network in real-time. How do we do it.

Q: If I walk at 3 kmph, I miss the train by 2 min, if however, I walk at 4 kmph. I reach the station 2 min before the arrival of the train. How far do I walk to reach the station?

Q: A man leaves a point P at 6 a.m. and reaches the point Q at 10 a.m. another man leaves the point give at 8 a.m. and reaches the point P at 12 noon. At what time do they meet?

Q: A ship started from port and moving with I miles per hour and another ship started from L and moving with H miles per hour. At which place these two ships meet?

Q: . Who was the Chairman of drafting Committee to prepare adraft Constitution for India?(1) Dr. S. Radha Krishnan(2) Dr. B.R. Ambedkar(3) K.M. Munshi(4) B.N. Roy

Q: A cistern is normally filled in 8 hours but takes two hours longer to fill because of a leak in its bottom. If the cistern is full, the leak will empty it in?

Q: The difference between the ages of two of my three grandchildren is 3. My eldest grandchild is three times older than the age of my youngest grandchild and my eldest grandchild's age is two years more than the ages of my two youngest grandchildren added together. How old is my eldest grandchild?

Q: There is a grid of 20 squares by 10 squares. How many different rectangles are possible? Note that square is a rectangle.

Q: Each side of a rectangle is increased by 100% .By what percentage does the area increase?