Test Your Programming Skills with Safcode!

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Here is all important interview / exams questions.
Student doing practice apptitude test on safcode platform.
Instruction: "Total Number of Questions: 20
Each question carry 10 mark , no negative marking"

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Quiz Start

1. Which of the following statement is true regarding a constructor in a class. A constructor returns void
A constructer can be overloaded
All of them
A constructor has an associated destructor

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2. What is the full form of JVM ? ava Very Large Machine
None of them
Java Virtual Machine
Java Verified Machine

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3. Which one is true about a constructor ? A constructor is used to create objects.
A constructor may be declared private
A constructor must have the same name as the class it is declared within.
All of the above

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4. Which of the following are not Java keywords? double
then
switch
class

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5. Identify the shortest manner in which you can decorate a Java annotation prefix @
prefix #
suflix @
suffix #

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6. A lambda expression facilitates __________ Backward reasoning
Logical programming
Structured programming
Functional programming

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7. Which of the following informs the JavaDoc tool that custom annotations must be visible in the JavaDoc for classes that are using custom animations? @Reference
@inherited
@Documented
@Target

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8. Which of the following annotations is used as custom annotation at runtime? interface
reference
@Documented
@Retention

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9. What are default methods also known as? a. Virtual extension methods b. Defender methods c. Extension methods A and B
Only A
B and C
Only B

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10. Which of the following functions on any Zoneld ensures that a fixed offset ID will be formed as a ZoneOffset? normalized()
of()
getVal()
now()

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