question Which keyword is used to declare a constant in Java

Programming

Which keyword is used to declare a constant in Java?

A. constant
B. const
C. final
D. static

'final' is used to declare constants in Java.

What is the output of System.out.println(10 / 3.0);?

A. 3.33
B. 3.0
C. 3
D. 3.333333

Which method is called to compare objects for equality in Java?

A. compare()
B. equals()
C. compareTo()
D. equality()

How do you create an object of a class in Java?

A. Object obj = new Object();
B. class obj = new class();
C. Object obj = createObject();
D. obj = createObject();

Which header file is needed for file input and output operations in C?

A. stdlib.h
B. string.h
C. stdio.h
D. math.h

What is the purpose of the 'finalize' method in Java?

A. Garbage collection
B. Exception handling
C. Object cloning
D. Method overloading

Which method is used to read data from the keyboard in Java?

A. read()
B. input()
C. System.in.read()
D. Scanner.next()

What is the purpose of the 'strchr' function in C?

A. Search for a character in a string
B. Search for a string in another string
C. Compare strings
D. Concatenate strings

How do you declare a constant integer in C?

A. int constant = 5;
B. constant int = 5;
C. const int constant = 5;
D. int constant(5);

What is the purpose of the 'strtok' function in C?

A. Tokenize a string
B. Compare strings
C. Concatenate strings
D. Copy strings

How do you declare a two-dimensional array in C?

A. int arr[][];
B. int arr[];
C. int arr[][] = new int[];
D. int arr[][3];