Question
Which command is used to display the first few lines of
a file?Solution
head shows the first 10 lines by default (can be changed with -n option).
Jason alone can complete a piece of work in 20 days. In how many days can Jamal alone do the same work, if both of them together can do the same work in...
- Which type of memory requires frequent refreshing to retain data?
A shopkeeper purchased two packets of chips, A and B, for a combined cost of Rs. 2500. Packet A was sold with a 30% profit, while...
Let A = {10, 20, 30} and B = {5, 10, 15}. Which of the following relations from A to B is onto?
A principal of ₹5000 is invested at a simple interest rate of 8% per annum. What will be the interest earned after 3 years?
What is the function of the "IF" function in Excel?
If sinθ + cosθ = 2a and tanθ + cotθ = b, then find a in terms of b.
A milkman has a 60-liter mixture of milk and water in the ratio of 7:5. He sells 'x' liters of the mixture and replaces it with the same amount of a new...
A sphere is inscribed in a cylinder. The radius of the cylinder is 7 cm. What is the volume of the sphere?
A man spends 30% of his salary on rent, 25% on groceries, and the remaining on savings. If he saves ₹18,000, what is his total salary?
