Question
What is the primary purpose of an operating system in a
computer system?Solution
To manage and control computer hardware resources. The operating system (OS) acts as an intermediary between users and the computer hardware, facilitating communication and resource allocation. It manages tasks such as memory allocation, process scheduling, input/output operations, and file management, ensuring efficient utilization of hardware resources and providing a user-friendly interface for interaction with the computer.
Tickets numbered 1 to 40 are mixed up and then a ticket drawn at random. What is the probability that the ticket drawn bears a number which is multipl...
- A sofa set was sold for Rs. 63,000 at a 10% loss. If it were sold for Rs. 75,600, what would be the profit percentage?
A seller sold a vehicle for Rs. 81,000 with the loss of 10%. At what price be sold to earn 10% profit?
A shopkeeper sold an article after giving a discount of 20% and made a profit of Rs. 80. Find the marked price of the article if cost price of the artic...
What price should a shopkeeper mark on an article costing him 300 to gain 40% after allowing a discount of 30%?
A shopkeeper marks the price of the article in such a way that after allowing 28% discount, he wants a gain of 12%. If the marked price is ₹224. then ...
- An item is sold after giving two back-to-back discounts of 25% and 10%. If its selling price comes out to be Rs. 6,075, find out the original marked price.
C and D invest in a business in a ratio of 4:5. If 10% of the total profit goes to charity and D's share is Rs.900 after the donation, what is the total...
The marked price of the washing machine is 30% above its cost price. The seller offers two successive discounts of 20% and 10%, respectively. If he incu...
The cost of an item rose by 20%. Because of this, the number of items sold dropped by 10%. What is the overall percentage change in total earnings?
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