Final Keyword in Java

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Information Technology (IT), Architecture
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University
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Hard
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens if you try to change the value of a variable declared as 'final'?
The program crashes.
An error is thrown.
The value changes successfully.
The value changes after a warning.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the effect of marking a class as 'final'?
It can be extended by other classes.
It becomes abstract.
It cannot be instantiated.
It cannot be extended by other classes.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which keyword is used to prevent a class from being inherited?
private
static
final
abstract
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why would you declare a method as 'final'?
To allow it to be overridden.
To prevent it from being overridden.
To make it abstract.
To make it private.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT a use of the 'final' keyword?
Preventing class inheritance.
Preventing method overloading.
Preventing variable reassignment.
Preventing method overriding.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the difference between 'final' and 'finally'?
'final' is for constants and inheritance, 'finally' is for error handling.
'final' is used for error handling, 'finally' is for constants.
Both are used for error handling.
Both are used for declaring constants.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the 'finally' block in exception handling?
To declare constants.
To catch exceptions.
To override methods.
To execute code regardless of an exception being thrown or not.
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