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JAVA11

Authored by Jagadeesh K

Computers

University

Used 2+ times

JAVA11
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15 questions

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1.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

Which of the following is true about threads in Java?

Threads cannot be created in Java.

Threads can only be created using the Runnable interface.

All Java programs have multiple threads by default.

Only one thread can be created in a Java program.

2.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the correct way to create a new thread in Java?

Thread t = new Thread(start);

Thread t = Thread.new(start);

Thread t = new Thread(start());

Thread t = new Thread(start);

3.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

3. Which method is used to start the execution of a thread in Java?

run()

start()

execute()

init()

4.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What does it mean for a thread to be in the “blocked” state?

The thread has completed its execution.

The thread is waiting for user input.

The thread is sleeping or waiting for a monitor lock.

The thread is executing its tasks normally

5.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What is the purpose of the sleep() method in Java?

It pauses the execution of the current thread for a specific duration.

It stops the execution of the current thread permanently.

It waits for a specific condition to be true before continuing.

It suspends the execution of all threads in the program

6.

MULTIPLE CHOICE QUESTION

10 sec • 1 pt

Which method is used to check if a thread is still active in Java?

isActive()

isRunning()

isAlive()

isExecuting()

7.

MULTIPLE CHOICE QUESTION

20 sec • 1 pt

What happens when a thread’s run() method completes its execution?

The thread terminates automatically.

The thread pauses and waits for further instructions.

The thread switches to the blocked state.

The thread continues executing from the beginning.

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