11th class Computer Science chapter 4 online mcq test with answers for ICS part 1 Computer Science chapter 4 (Applications and Uses of Computer)

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Sr.#	Question	Answer
1	What is the dequeue opertion in a queue.	A. Removing an item formt he front B. Additing an item to the back C. Sorthing the queue D. Copying the queue
2	What does abstraction mean in computing.	A. Hide data B. combine simple C. Parts into complex systems D. Use high level languages
3	Which real life example represents an undirected graph.	A. Twitter followers B. Facebook friendships C. On way streets D. Email spam links
4	Which traversal is used for beacking up files in a directory.	A. In order B. Post Order C. Pre order D. Level order
5	What is a stack.	A. Add/remove at both ends B. Add /remove from the top C. Add front, remvoe back D. No specific order
6	What is the enqueue operation in a queue.	A. Removeing an item from the front B. Printing the queue C. Adding an item to the back D. Searchign for an item
7	Which operation remvoes an intem by its index in a list.	A. Pop() B. delete () C. Remove() D. clear ()
8	An operation that remvoes an item from the top of the stack	A. Push B. Pop C. Peek D. Add
9	A scenario where a graph data structure is most suitable.	A. Managng a to do list B. Modeling a line of customers in a store C. Representing connections in a social network D. All of the above
10	What is a queue.	A. Add/remvoe from top B. Add/remvoe from both ends C. Add at back , remvoe form front D. Store items randomly