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Java Programming - Basics Technical Interview Questions

(#M40167160) JAVA QUESTION Keep an EYE

6. Which of the following refers to data encapsulation in object oriented programming?

A. The data and operations for an object are defined and fixed

B. The data of an object is encapsulated in its class

C. The data is hidden for an object

D.A class can have multiple object​

Asked In Java Mansoor (2 years ago)

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(#M40167127) JAVA QUESTION Checked vs Unchecked exceptions Keep an EYE

Which exceptions should be explicitly handled or properly propagated?

A. Unchecked exceptions
B. Checked exceptions
C. Errors
C. None of the above

Asked In Java Jax (3 years ago)

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(#M40167118) JAVA QUESTION Number of string objects Keep an EYE

public String makingStrings()
{
String str = "Welcome";

str = str.substring(1, 5);

str = str.toUpperCase();

return str;
}

How many String objects are created in the heap when this method is invoked?

A. 4
B. 2
C. 3
D. 1

Asked In Java Jax (3 years ago)

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(#M40167107) JAVA QUESTION Is Java is a structured programming language? Keep an EYE

State true or false. Java is a structured programming language.

A. True

B. False

Asked In Java Jax (3 years ago)

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(#M40157238) JAVA QUESTION Dinfference Keep an EYE

Distinguish class and object?

Asked In Java Surendra Naraga (9 years ago)

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