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CSE MCQs :: JAVA MCQs

JAVA MCQs - Packages
JAVA MCQs - Arrays - Java
JAVA MCQs - Strings - Java
JAVA MCQs - Threads - Java
JAVA MCQs - Applets - Java
JAVA MCQs - Java.io Package
JAVA MCQs - Operators - Java
JAVA MCQs - Interfaces - Java
JAVA MCQs - Data Types - Java
JAVA MCQs - java.lang Package
JAVA MCQs - java.util Package
JAVA MCQs - Collections - Java
JAVA MCQs - Serialization - Java
JAVA MCQs - Exception Handling - Java
JAVA MCQs - Input Output Streams - Java
  1. Which of these statement is incorrect?
    2. 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.

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  2. Which of these class is used to make a thread?
    3. A.
    String
    B.
    System
    C.
    Thread
    D.
    Runnable

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  3. Which of these interface is implemented by Thread class?
    4. A.
    Runnable
    B.
    Connections
    C.
    Set
    D.
    MapConnections

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  4. Which of these method of Thread class is used to find out the priority given to a thread?
    5. A.
    get()
    B.
    ThreadPriority()
    C.
    getPriority()
    D.
    getThreadPriority()

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  5. Which of these method of Thread class is used to Suspend a thread for a period of time?
    6. A.
    sleep()
    B.
    terminate()
    C.
    suspend()
    D.
    stop()

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  6. Which function of pre defined class Thread is used to check weather current thread being checked is still running?
    7. A.
    isAlive()
    B.
    Join()
    C.
    isRunning()
    D.
    Alive()

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  7. What is multithreaded programming?
    8. 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.
    Its a process in which many different process are able to access same information.
    D.
    Its a process in which a single process can access information from many sources.

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  8. Which of these are types of multitasking?
    9. A.
    Process based
    B.
    Thread based
    C.
    Process and Thread based
    D.
    None of the mentioned

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  9. Which of these packages contain all the Java's built in exceptions?
    10. A.
    java.io
    B.
    java.util
    C.
    java.lang
    D.
    java.net

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  10. Thread priority in Java is?
    11. A.
    Integer
    B.
    Float
    C.
    double
    D.
    long

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