Answer / Brij Vir

The Collections API in Java provides various pre-built data structures and algorithms to store, manipulate, and retrieve data. It includes interfaces such as List, Set, Queue, Map, and Collection, along with their respective implementations like ArrayList, HashSet, LinkedList, HashMap, etc.

Explain break statement and continue statement?

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how to make a un-checked exception as a checked exception one.

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What is the difference between throw and throws?

5 Answers   Cap Gemini,

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What is an infinite loop in java? Explain with an example.

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What are exception handling keywords in java?

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Tell me the Importent classes in net package?

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How do you define a set in java?

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When is an object in the mean to garbage collection?

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system.out.println(1 + 3);

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Draw a UML class diagram for the code fragment given below: public class StringApplet extends Applet { private Label sampleString; private Button showTheString; private ButtonHandler bHandler; private FlowLayout layout; public StringApplet() { sampleString = new Label(" "); showTheString = new Button (" Show the String"); bHandler = new ButtonHandler(); layout = new FlowLayout(); showTheString.addActionListener(bHandler); setLayout(layout); add(sampleString); add(showTheString); } class ButtonHandler implements ActionListener { public void actionPerformed(ActionEvent e) { samplestring.setText("Good Morning"); } } } Note: The methods need not be indicated on the diagram.

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What is the main function in java?

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How many characters is 16 bytes?

1 Answers  

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