1. What is multithreaded programming?

A . It’s a process in which two different processes run simultaneously

B . It’s a process in which two or more parts of same process run simultaneously

C . It’s a process in which many different process are able to access same information

D . It’s a process in which a single process can access information from many sources

Answer

2. Which of these are types of multitasking?

A . Process based

B . Thread based

C . Process and Thread based

D . None of the mentioned

Answer

3. Thread priority in Java is?

A . Integer

B . Float

C . double

D . long

Answer

4. What will happen if two thread of the same priority are called to be processed simultaneously?

A . Anyone will be executed first lexographically

B . Both of them will be executed simultaneously

C . None of them will be executed

D . It is dependent on the operating system

Answer

5. Which of these statements is incorrect?

A . By multithreading CPU idle time is minimized, and we can take maximum use of it

B . By multitasking CPU idle time is minimized, and we can take maximum use of it

C . Two thread in Java can have the same priority

D . A thread can exist only in two states, running and blocked

Answer

6. Which of these keywords are used to implement synchronization?

A . synchronize

B . syn

C . synch

D . synchronized

Answer

7. Which of this method is used to avoid polling in Java?

A . wait()

B . notify()

C . notifyAll()

D . all of the mentioned

Answer

8. Which of these method is used to tell the calling thread to give up a monitor and go to sleep until some other thread enters the same monitor?

A . wait()

B . notify()

C . notifyAll()

D . sleep()

Answer

9. Which of these method wakes up the first thread that called wait()?

A . wake()

B . notify()

C . start()

D . notifyAll()

Answer

10. Which of these method wakes up all the threads?

A . wakeAll()

B . notify()

C . start()

D . notifyAll()

Answer

11. 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 the require

Answer

12. Which of these keywords are used to implement synchronization?

A . synchronize

B . syn

C . synch

D . synchronized

Answer

13. Which of these method is used to tell the calling thread to give up a monitor and go to sleep until some other thread enters the same monitor?

A . wait()

B . notify()

C . notifyAll()

D . sleep()

Answer

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