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Java Fundamentals Assessment

6 Questions

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Current Assessment Questions (6)

5Custom

1From Courses

Q1

What is the size of an int in Java?

✏️ Custom

1.

4 bytes

✓ Correct

2.

2 bytes

3.

8 bytes

4.

Depends on system

Q2

In complex applications like Facebook, how are development teams typically organized?

📚 Course

1.

One single team handles the entire application

2.

Multiple teams are assigned per feature (e.g., Facebook Messenger has its own team)

✓ Correct

3.

Teams are divided only by programming language expertise

4.

Teams are organized randomly based on availability

Q3

Which keyword is used to inherit a class in Java?

✏️ Custom

1.

extends

✓ Correct

2.

implements

3.

inherits

4.

super

Q4

Which method is the entry point for a Java application?

✏️ Custom

1.

main

✓ Correct

2.

start

3.

run

4.

execute

Q5

What is the purpose of the "final" keyword in Java?

✏️ Custom

1.

To declare constants or prevent overriding

✓ Correct

2.

To initialize variables

3.

To indicate static method

4.

To import packages

Q6

Which of the following is not a primitive type in Java?

✏️ Custom

1.

String

✓ Correct

2.

int

3.

boolean

4.

double