• Placement Questions

Frequently Asked Interview Questions and Answers

(#M40167120) JAVA QUESTION Matcher class Keep an EYE

Consider the below statements.

Statement 1 : Matcher class interprets the pattern in a String

Statement 2 : Matcher class matches the regular expression against the text provided

Which of the following is true?

A. Statement 2 alone is correct.
B. Both Statement 1 and 2 are incorrect.
C. Statement 1 alone is correct.
D. Both Statement 1 and 2 are correct

Asked In Java Jax (3 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (2)   (1) Submit Your Solution Functions

(#M40167094) TCS QUESTION Arguments Keep an EYE

If the user does not pass value to argument, what is the value of arguments provided at the time of function declaration that are automatically assign by the compiler called?

A. Pass by value argument
B. Pass by reference argument
C. Default argument
D. User defined argument

Asked In TCS Jax (4 years ago)

Unsolved Read Solution (4)

Is this Puzzle helpful?   (6)   (4) Submit Your Solution Technical

(#M40167105) C QUESTION How many elements in the array? Keep an EYE

When we write num[100] = 99.
How many elements can be stored inside the array variable num?

A. The statement gives no clue about the number of elements can be stored
B. 100
C. Infinite number of elements
D. 99

Asked In C Jax (3 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (14)   (2) Submit Your Solution Arrays

(#M40167108) OPERATING SYSTEM QUESTION Application Software question Keep an EYE

Which of the given options is NOT an application software?

A. DOS
B. Microsoft Word
C. VLC media player
D. MySQL

Asked In Operating System Jax (3 years ago)

Unsolved Read Solution (3)

Is this Puzzle helpful?   (77)   (24) Submit Your Solution Basics

(#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)

Unsolved Read Solution (2)

Is this Puzzle helpful?   (7)   (3) Submit Your Solution Basics

(#M40167111) JAVA QUESTION Default method in java Keep an EYE

A default method in an interface can be either private or public or protected. State True or False.

Asked In Java Jax (3 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (5)   (3) Submit Your Solution Functions

(#M40167135) JAVA QUESTION Exceptions 3 Keep an EYE

Predict the output

import java.io.IOException;

public class Exception1{

public static void main(String[] args)

{

try

{

throw new IOException();

}

catch(IOException | Exception ex)

{

System.out.println(ex + " handled ");

}

}

}

A. program won't compile
B. runtime exception
C. program will compile
D. None of the above

Asked In Java Jax (3 years ago)

Unsolved Read Solution (2)

Is this Puzzle helpful?   (2)   (6) Submit Your Solution Program

(#M40167116) JAVA QUESTION Java Polymorphism question Keep an EYE

What is the output of the following program?

class Icecream
{
public void displayName(String s)
{
System.out.println(s+" "+"Icecream");
}
public void describe(String s)
{
System.out.println(s+" "+"Icecream: Ice cream is a sweetened frozen food typically eaten as a snack or dessert. ");
}
}

class Faloodeh extends Icecream
{
public void displayName(String s)
{
System.out.println(s+" "+"Faloodeh ");
}

public void describe(String s)
{
System.out.println(s+" "+"Faloodeh: Faloodeh is often served alongside Persian-style dairy-based ice cream ");
}
}

public class Test
{
public static void main(String arg[])
{
Icecream a = new Faloodeh();
Faloodeh b = (Faloodeh)a;
a.displayName("test");
b.displayName("test");
a.describe("test");
b.describe("test");
}
}

A. test Faloodeh: Faloodeh is often served alongside Persian-style dairy-based ice cream
test Faloodeh: Faloodeh is often served alongside Persian-style dairy-based ice cream
test Faloodeh
test Faloodeh

B. test Faloodeh
test Faloodeh
test Faloodeh: Faloodeh is often served alongside Persian-style dairy-based ice cream
test Faloodeh: Faloodeh is often served alongside Persian-style dairy-based ice cream

C. test Faloodeh
test Faloodeh: Faloodeh is often served alongside Persian-style dairy-based ice cream
test Faloodeh: Faloodeh is often served alongside Persian-style dairy-based ice cream
test Faloodeh

D. test Faloodeh: Faloodeh is often served alongside Persian-style dairy-based ice cream
test Faloodeh
test Faloodeh
test Faloodeh: Faloodeh is often served alongside Persian-style dairy-based ice cream

Asked In Java Jax (3 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (6)   (5) Submit Your Solution Output

(#M40167124) JAVA QUESTION Is array column size mandatory? Keep an EYE

Column size is mandatory to create an array in java. State true or false

Asked In Java Jax (3 years ago)

Unsolved

Is this Puzzle helpful?   (4)   (2) Submit Your Solution

(#M40167132) JAVA QUESTION Exceptions 2 Keep an EYE

class ProductNotFoundException extends Exception {

//Some code

}

class Shop {

public void findProduct(int productId) throws ProductNotFoundException {

//some code

throw new ProductNotFoundException();

//some code

}

}

class ABCShop{

public void findProductsList(){

new Shop().findProduct(101);

}

}

Which of the following statement(s) are true for the above code?

A. This code will compile if we add throws ProductNotFoundException in the signature of method findProductsList().
B. This code will compile but returns no output
C. This code will compile if we add a try-catch block in findProductsList().
D. This code will compile if in method findProductsList () returns a list instead of void

Asked In Java Jax (3 years ago)

Unsolved Read Solution (1)

Is this Puzzle helpful?   (8)   (11) Submit Your Solution