Minimum threads in a program are________________?
Minimum threads in a program are________________?
A. 0
B. 1
C. 2
D. 3
Java concepts and its programming
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Suspend thread can be revived by using ?
Suspend thread can be revived by using ?A. yield() method
B. Suspend() method
C. start() method
D. resume() method -
In Java byte, short, int and long all of these are ____________?
In Java byte, short, int and long all of these are ____________?A. signed
B. unsigned
C. Both of the above
D. None of these -
Which method can’t be overidden ?
Which method can’t be overidden ?A. println
B. final
C. super
D. static -
In java, gc() method is available in which package ?
In java, gc() method is available in which package ?A. java.io package
B. java.lang package
C. java.awt package
D. java.util package -
Converting a primitive type data into its corresponding wrapper class object instance is called ________________?
Converting a primitive type data into its corresponding wrapper class object instance is called ________________?A. boxing
B. wrapg
C. autoboxing
D. instantiation -
In Java, the word true is ___________________?
In Java, the word true is ___________________?A. A Boolean literal
B. A Java keyword
C. Same as value 0
D. Same as value 1 -
Hot java is_______________?
Hot java is_______________?A. Web browser
B. Java environment
C. System software
D. IDE -
What is meaning of jar ?
What is meaning of jar ?A. java array
B. java architecture
C. java archived
D. none of these -
A method within a class is only accessible by classes that are defined within the same package as the class of the method. Which one of the following is used to enforce such restriction ?
A method within a class is only accessible by classes that are defined within the same package as the class of the method. Which one of the following is used to enforce such restriction ?A. Declare the method with the keyword public.
B. Declare the method with the keyword private.
C. Do not declare the method with any accessibility modifiers.
D. Declare the method with the keyword public and private.