question What is the purpose of the this keyword in Java

Programming

What is the purpose of the 'this' keyword in Java?

A. Refer to the current object
B. Refer to the parent class
C. Refer to the child class
D. Refer to the global scope

'this' refers to the current object in Java.

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

A. Define a constant
B. Declare a variable
C. Create a static function
D. Preserve variable value between function calls

What is Java?

A. A scripting language
B. A markup language
C. A programming language
D. A database language

How do you close a file in C?

A. close(file);
B. fclose(file);
C. file.close();
D. endfile(file);

Which operator is used to access the value pointed to by a pointer in C?

A. ->
B. *
C. ::
D. .

How do you include a header file in C?

A. #include "file.h"
B. include "file.h"
C. #include
D. include

What is the purpose of the 'throws' keyword in Java?

A. Define exceptions
B. Throw exceptions
C. Catch exceptions
D. Propagate exceptions

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

A. Concatenate strings
B. Copy strings
C. Compare strings
D. Convert strings

What is the default value of a boolean variable in Java?

A. true
B. false
C. 0
D. 1

What is the purpose of the 'this' keyword in Java?

A. Refer to the current object
B. Refer to the parent class
C. Refer to the child class
D. Refer to the global scope

What is the output of printf("%s", "Hello" + 1);?

A. Hello
B. ello
C. H
D. e