Question
Which of the following is used to remove all records
from a table without removing the table structure?Solution
TRUNCATE deletes all rows quickly while preserving the table structure; DELETE can remove rows conditionally.
A started a work such that he can complete the whole work in 30 hours. After working for 10 hours, he worked with the rate such that the whole work can ...
If 12 persons working 12 hours a day dig 12 meters of a tunnel in 12 days how many men are required to dig additional 4 meter of the tunnel (of the same...
A person from the top of a hill observes a vehicle moving towards him at a uniform speed. It takes 10 minutes for the angle of depression to change from...
A and B can complete a work together in 36 days. If A alone can complete one-fourth of the work in ‘x’ days and remaining work is completed ...
A and B can do job in 10 days. B and C can do same job in 12 days. A, B and C together can do same job in 8 days. In how many days A and C together can ...
A, B and C can individually complete a piece of work in 24 days, 15 days and 12 days,respectively. B and C started the work and worked for 3 days and le...
A mango kept in a basket doubles every one minute. If the basket gets completely filled by mangoes in 30 min then in how many minutes half of the basket...
A can complete a certain work in 30 days. B is 25% more efficient than A and C is 20% more efficient than B. They all worked together for 3 days. B alon...
What % of a day is 30 minutes ?
A and B together can complete a task in 10 days, B and C can do in 15 days, and C and A together can do it in 12 days. How long will they take to compl...