Object Oriented Programming - I (3140705) MCQs

MCQs of Concurrency

Showing 1 to 10 out of 29 Questions
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1.
Which of this method can be used to make the main thread to be executed last among all the threads?
(a) stop()
(b) sleep()
(c) join()
(d) call()
Answer:

Option (b)

2.
Which of this method is used to find out that a thread is still running or not?
(a) run()
(b) Alive()
(c) isAlive()
(d) checkRun()
Answer:

Option (c)

3.
What is the default value of priority variable MIN_PRIORITY AND MAX_PRIORITY?
(a) 0 & 256
(b) 0 & 1
(c) 1 & 10
(d) 1 & 256
Answer:

Option (c)

4.
Which of these method waits for the thread to terminate?
(a) sleep()
(b) isAlive()
(c) join()
(d) stop()
Answer:

Option (c)

5.
Which of these method is used to explicitly set the priority of a thread?
(a) set()
(b) make()
(c) setPriority()
(d) makePriority()
Answer:

Option (c)

6.
What is synchronization in reference to a thread?
(a) It’s a process of handling situations when two or more threads need access to a shared resource
(b) It’s a process by which many thread are able to access same shared resource simultaneously
(c) It’s a process by which a method is able to access many different threads simultaneously
(d) It’s a method that allow too many threads to access any information require
Answer:

Option (a)

7.
Which of these method is used to implement Runnable interface?
(a) stop()
(b) run()
(c) runThread()
(d) stopThread()
Answer:

Option (b)

8.
Which of these method is used to begin the execution of a thread?
(a) run()
(b) start()
(c) runThread()
(d) startThread()
Answer:

Option (b)

9.
Which of these statement is incorrect?
(a) A thread can be formed by implementing Runnable interface only
(b) A thread can be formed by a class that extends Thread class
(c) start() method is used to begin execution of the thread
(d) run() method is used to begin execution of a thread before start() method in special cases
Answer:

Option (d)

10.
Which of these method of Thread class is used to find out the priority given to a thread?
(a) get()
(b) ThreadPriority()
(c) getPriority()
(d) getThreadPriority()
Answer:

Option (c)

Showing 1 to 10 out of 29 Questions
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