gs gs128 Java Multithreading - Implementing Runnable Interface for Threads - Quiz No.1
gs gs128 Java Quiz
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Question 1: Which of these method is used to implement Runnable interface?
stop()
run()
runThread()
stopThread()
Question 2: Which of these method is used to begin the execution of a thread?
run()
start()
runThread()
startThread()
Question 3: Which of these statement is incorrect?
A thread can be formed by implementing Runnable interface only
A thread can be formed by a class that extends Thread class
start() method is used to begin execution of the thread
run() method is used to begin execution of a thread before start() method in special cases
Question 4: What will be the output of the following Java code?
class newthread implements Runnable { Thread t; newthread() { t = new Thread(this,"My Thread"); t.start(); } public void run() { System.out.println(t.getName()); } } class multithreaded_programing { public static void main(String args[]) { new newthread(); } }
My Thread
Thread[My Thread,5,main]
Compilation Error
Runtime Error
Question 5: What will be the output of the following Java code?
class newthread implements Runnable { Thread t; newthread() { t = new Thread(this,"My Thread"); t.start(); } public void run() { System.out.println(t); } } class multithreaded_programing { public static void main(String args[]) { new newthread(); } }
My Thread
Thread[My Thread,5,main]
Compilation Error
Runtime Error
Question 6: What will be the output of the following Java code?
class newthread implements Runnable { Thread t; newthread() { t = new Thread(this,"My Thread"); t.start(); } } class multithreaded_programing { public static void main(String args[]) { new newthread(); } }
My Thread
Thread[My Thread,5,main]
Compilation Error
Runtime Error
Question 7: What will be the output of the following Java code?
class newthread implements Runnable { Thread t; newthread() { t = new Thread(this,"New Thread"); t.start(); } public void run() { t.setPriority(Thread.MAX_PRIORITY); System.out.println(t); } } class multithreaded_programing { public static void main(String args[]) { new newthread(); } }
Thread[New Thread,0,main]
Thread[New Thread,1,main]
Thread[New Thread,5,main]
Thread[New Thread,10,main]
