Questions without an upvoted answer in Java / GATE Overflow for GATE CSE

1 votes

1 answer

1

NIELIT Scientific Assistant A 2020 November: 68
Which of the following construct is not supported by Java Server Pages? $\text{JSP}$ Directives $\text{JSP}$ Scriptlets $\text{JSP}$ Actions $\text{JSP}$ Reaction

Which of the following construct is not supported by Java Server Pages?$\text{JSP}$ Directives$\text{JSP}$ Scriptlets$\text{JSP}$ Actions$\text{JSP}$ Reaction

gatecse

415 views

gatecse asked Dec 9, 2020

1 votes

1 answer

2

NIELIT Scientific Assistant A 2020 November: 74
What is the output of the following program? abstract class sum { public abstract int sumOfTwo(int n1, int n2); public abstract int sumOfThree(int n1, int n2, int n3); public void disp(){ System.out.println("Method of class Sum"); } } class ... $26\\10\\\text{Method of class Sum}$ $\text{Method of class Sum}\\26\\10$ $\text{Error}$

What is the output of the following program?abstract class sum { public abstract int sumOfTwo(int n1, int n2); public abstract int sumOfThree(int n1, int n2, int n3); pub...

gatecse

407 views

gatecse asked Dec 9, 2020

1 votes

1 answer

3

NIELIT Scientific Assistant A 2020 November: 84
The static keyword is used in public static void main() declaration in Java: To enable the $\text{JVM}$ to make call to the main(), as class has not been instantiated To enable the $\text{JVM}$ to make call to the main(), as class ... as class has not been loaded To enable the $\text{JVM}$ to make call to the main(), as class has not been finalized

The static keyword is used in public static void main() declaration in Java:To enable the $\text{JVM}$ to make call to the main(), as class has not been instantiatedTo en...

gatecse

472 views

gatecse asked Dec 9, 2020

1 votes

1 answer

4

NIELIT Scientific Assistant A 2020 November: 89
Which of the following Interface is not supported by $\text{JDBC}$ for connecting to Database in Java Programming language? Statement Interface Prepared Statement Interface Callable Statement Interface Database Interface

Which of the following Interface is not supported by $\text{JDBC}$ for connecting to Database in Java Programming language?Statement InterfacePrepared Statement Interface...

gatecse

466 views

gatecse asked Dec 9, 2020

1 votes

1 answer

5

NIELIT Scientific Assistant A 2020 November: 107
In the given program: class Dialog1 { public static void main(String args[]) { Frame f1=new Frame("INDIA"); f1.setSize(300,300); f1.setVisible(true); FileDialog d=new FileDialog(f1,"MyDialog"); d.setVisible(true); ... of the following statements are true? f1.setClear(true); f1.setVisible(true); f1.setlook(true); f1.setclean(true);

In the given program:class Dialog1 { public static void main(String args[]) { Frame f1=new Frame("INDIA"); f1.setSize(300,300); f1.setVisible(true); FileDialog d=new File...

gatecse

476 views

gatecse asked Dec 9, 2020

1 votes

1 answer

6

NIELIT Scientific Assistant A 2020 November: 108
Which of the following are two main types of overloading in Java? Overloading and linking Overriding and linking Reusability and data-hiding Overloading and Overriding

Which of the following are two main types of overloading in Java?Overloading and linkingOverriding and linkingReusability and data-hidingOverloading and Overriding

gatecse

404 views

gatecse asked Dec 9, 2020

1 votes

2 answers

7

NIELIT Scientific Assistant A 2020 November: 110
In Java, for ensuring the persistence property, the class must implements: Serializable Interface Utilization Interface Threadable Interface Recognizable Interface

In Java, for ensuring the persistence property, the class must implements:Serializable InterfaceUtilization InterfaceThreadable InterfaceRecognizable Interface

gatecse

591 views

gatecse asked Dec 9, 2020

1 votes

1 answer

8

NIELIT Scientific Assistant A 2020 November: 112
In Java, the Dynamic Array are known as : Vectors Cycle Remote Kubernotos

In Java, the Dynamic Array are known as :VectorsCycleRemoteKubernotos

gatecse

679 views

gatecse asked Dec 9, 2020

0 votes

1 answer

9

NIELIT 2017 OCT Scientific Assistant A (IT) - Section B: 8
Is null an object? Yes No Sometimes yes None of these

Is null an object?YesNoSometimes yesNone of these

admin

992 views

admin asked Apr 1, 2020

1 votes

2 answers

10

UGC NET CSE | June 2019 | Part 2 | Question: 23
What is the output of the following JAVA program? public class Good { private int m; public Good (int m){this.m=m;} public Boolean equals (Good n) {return n.m==m;} public static void main (string args[]){ Good m1 = new Good(22); ... equals(m2)); } } True, True, False, False True, False, True, False True, True, False, True True, False, False, False

What is the output of the following JAVA program?public class Good { private int m; public Good (int m){this.m=m;} public Boolean equals (Good n) {return n.m==m;} public ...

Arjun

2.0k views

Arjun asked Jul 2, 2019

1 votes

2 answers

11

UGC NET CSE | August 2016 | Part 3 | Question: 38
Method over-riding can be prevented by using final as a modifier at ______. The start of the class. The start of method declaration. The start of derived class. The start of the method declaration in the derived class.

Method over-riding can be prevented by using final as a modifier at ______.The start of the class.The start of method declaration.The start of derived class.The start of ...

makhdoom ghaya

2.6k views

makhdoom ghaya asked Oct 1, 2016

0 votes

1 answer

12

Why am I getting null in the end of string?
output: Ssihtllun sillun ehtllun elbatllun import java.util.*; import java.lang.*; import java.io.*; /* Name of the class has to be "Main" only if the class is public. */ class Codechef { public static void main (String[] args) throws java.lang.Exception ... i=0;i<arr.length; i++){ if(i>0) ans+=" "; ans+=arr[i]; } return ans; } }

output:Ssihtllun sillun ehtllun elbatllunimport java.util.*; import java.lang.*; import java.io.*; /* Name of the class has to be "Main" only if the class is public. */ c...

Baljeet Sohal 1

359 views

Baljeet Sohal 1 asked Aug 9, 2015

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