The ultimate guide to Java interviews with 300+ real-world questions and answers. Get interview-ready in just a few hours with strategies developed by FAANG engineers.

It’s very common to have interviews testing your knowledge of a programming language you claim to be an expert in.

If you've got an interview coming up on Java soon and need to get up to speed, this is the ideal course for you. You'll refresh your memory on everything from the basics to more advanced functionality you’re likely to be asked about. Even if you're using Java every day, you may not have been exposed to parts of it in some time, so it's always useful to make sure you're updated.

This course features more than 300 of the most commonly asked core Java interview questions that you're likely to face as an experienced software engineer. You'll get to explore questions by topic, as well as see detailed answers for each one, and plenty of live code examples where relevant. Get started today.

The Java Interview Handbook: 300+ Interview Questions

<div class="card">
   # Question # 1
    <div class="qtn">
        <p>If a block of code throws more than one type of exception, how can it be handled?</p>
    </div>
    <div class="ans">
        <p><span class="hi-yl">Multiple types of exceptions thrown by a snippet of code can be handled by multiple catch clauses followed by the try block.</span> An example snippet appears below:</p>
<b>

```java
    void process(int val) {

        try {
            if (val == 1)
                // checked exception
                throw new FileNotFoundException();
            if (val == 2)
                // Runtime Exception
                throw new NullPointerException();
            if (val == 3)
                // Error Exception
                throw new StackOverflowError();
        } catch (RuntimeException re) {
            // Catches all Unchecked exceptions
        } catch (Exception e) {
            // Catches all checked exceptions
        } catch (Error err) {
            // Catches all errors
        }
    }
```
</b>
</div>
</div>


<div>
   # Question # 1
    <div>
        <p>If a block of code throws more than one type of exception, how can it be handled?</p>
    </div>
    <div>
        <p><span>Multiple types of exceptions thrown by a snippet of code can be handled by multiple catch clauses followed by the try block.</span> An example snippet appears below:</p>
<b>

```java
    void process(int val) {

        try {
            if (val == 1)
                // checked exception
                throw new FileNotFoundException();
            if (val == 2)
                // Runtime Exception
                throw new NullPointerException();
            if (val == 3)
                // Error Exception
                throw new StackOverflowError();
        } catch (RuntimeException re) {
            // Catches all Unchecked exceptions
        } catch (Exception e) {
            // Catches all checked exceptions
        } catch (Error err) {
            // Catches all errors
        }
    }
```
</b>
</div>
</div>


This lesson shows how multiple exceptions can be caught using the try-catch clause.

Java Ecosystem

Methods

Classes

Interfaces

Inheritance

Lambda Expressions

Generics

Multi-Threading

Memory Management

Collections

Exceptions

Reflection

Serialization

Miscellaneous Topics

Java in Practice

Patterns

The End

Catch Block

Question # 1