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. In Java code, the line that begins with /* and ends with */ is known as? Single line comment
Multiline comment
None of the above
Both A & B

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

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3. Which of the following methods cannot have a body in Java? final
native
local
static

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4. Who is known as father of Java Programming Language? Charles Babbage
Blaise Pascal
Rasmus Lerdof
James Gosling

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5. Which of the following area in the memory stores object references, method parameters, and its local variables? stack
Accumulator
Register
heap

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

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

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8. In Java 8, which of the following classes is used in place of TimeZone.getDefault() method? Instant
Clock
System
Duration

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9. Time-zone based date and time information of a ZonedDateTime object can be accessed using _______ method. normalized()
of()
getValue()
instant()

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

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