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

Programming

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

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

'Scanner.next()' is commonly used to read data from the keyboard in Java.

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

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

How do you declare a function pointer in C?

A. int (*funcPtr)();
B. int funcPtr();
C. (*int funcPtr)();
D. int *funcPtr();

Which of the following is a correct way to create an ArrayList in Java?

A. ArrayList arr = new ArrayList();
B. List arr = new List();
C. List arr = new ArrayList();
D. ArrayList arr = new List();

What is the role of the 'static' keyword in Java?

A. Create a static method
B. Create a static variable
C. Define a constant
D. Create a static class

What is the role of the 'auto' keyword in C?

A. Declare an automatic variable
B. Declare an automatic pointer
C. Automatically allocate memory
D. Auto-cast variables

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

A. Flush the keyboard buffer
B. Flush the output buffer
C. Flush the standard input
D. Flush the file stream

What is the output of printf("%d", 10 % 3);?

A. 1
B. 2
C. 0
D. 3

How do you declare a dynamic array in C?

A. int arr[];
B. int arr[10];
C. int *arr = malloc(10 * sizeof(int));
D. int arr[10] = new int[10];

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();

What is the output of System.out.println("Java" == "Java");?

A. true
B. false
C. Compile error
D. Runtime error