Java Assessment Test For Senior Java Developers
Java is a programming language for developing and designing applications for computers. Here is an assessment test to evaluate your knowledge of Java programming.
- 1.
![Who owns the Java now? - ProProfs]( "Who owns the Java now?")
Who owns the Java now?- A.
Microsoft
- B.
Google
- C.
Oracle Corporation
- D.
The Gosling Microsystems
- 2.
![One waiting strategy in Java is... - ProProfs]( "One waiting strategy in Java is...")
One waiting strategy in Java is...- A.
Busy spinning
- B.
Cool coding
- C.
JDK strategy
- D.
Open JSDK
- 3.
![What is the reason for Immutability in Java? - ProProfs]( "What is the reason for Immutability in Java?")
What is the reason for Immutability in Java?- A.
To close code
- B.
To prevent cache
- C.
For architectural complexities
- D.
For thread safety
- 4.
![Which of these patterns cannot be use with Java? - ProProfs]( "Which of these patterns cannot be use with Java?")
Which of these patterns cannot be use with Java?- A.
MVC
- B.
GOF
- C.
Singleton
- D.
Phototype
- 5.
![In Java, read-write lock uses how many lock(s)? - ProProfs]( "In Java, read-write lock uses how many lock(s)?")
In Java, read-write lock uses how many lock(s)?- A.
1
- B.
2
- C.
3
- D.
4
- 6.
![When string is Immutable, then... - ProProfs]( "When string is Immutable, then...")
When string is Immutable, then...- A.
Strings have been cached in string pool
- B.
Strings have been to a single customer
- C.
Strings have been hashed
- D.
Strings are not designed properly
- 7.
![Which of these is not an object-oriented programming? - ProProfs]( "Which of these is not an object-oriented programming?")
Which of these is not an object-oriented programming?- A.
Polymorphism
- B.
Encapsulation
- C.
Beautification
- D.
Inheritance
- 8.
![Which of these methods will you use to protect your code against third-parties? - ProProfs]( "Which of these methods will you use to protect your code against third-parties?")
Which of these methods will you use to protect your code against third-parties?- A.
Strings
- B.
Unwrapping
- C.
Code against interface
- D.
Coupling forward
- 9.
![One of the principles for designing Java is... - ProProfs]( "One of the principles for designing Java is...")
One of the principles for designing Java is...- A.
Portability
- B.
Complexity
- C.
Beauty
- D.
Power
- 10.
![Executing SQL queries will do one of the following, what is it? - ProProfs]( "Executing SQL queries will do one of the following, what is it?")
Executing SQL queries will do one of the following, what is it?- A.
Expose Java
- B.
Make string Immutable
- C.
Attack application
- D.
Improve performance
Questions: 93 | Attempts: 14574 | Last updated: Jul 20, 2020
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Sample QuestionObject-Oriented Programming means ...
Questions: 10 | Attempts: 13881 | Last updated: Jun 1, 2020
-
Sample QuestionHow will you describe Java?
Questions: 30 | Attempts: 13210 | Last updated: Oct 14, 2020
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Sample QuestionThe benefits of the Object Orientation are: ( choose two )
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