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Basic Eclipse MCQ

1. How do you connect to and debug a remote Java application/server?

Click Run > Debug As > Remote Application.

You cannot do this in Eclipse.

Create and run a configuration under Run > Debug Configurations > Remote Java Application.

Click Run > External Tools.

Answer

Correct Answer: Create and run a configuration under Run > Debug Configurations > Remote Java Application.

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2. What is required to create a Git commit?

All of these answers

A local repository

Staged changes

A commit message

Answer

Correct Answer: All of these answers

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3. How can you view all the commits for a single file?

Open the commit in the Git Staging view.

Open the commit in the Git Reflog view.

Double-click a commit in the History view.

Right-click the file in the Package Explorer and select Team > Show in History.

Answer

Correct Answer: Right-click the file in the Package Explorer and select Team > Show in History.

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4. What is the benefit of using perspectives?

To switch between preferences within a single workspace

To easily switch between different layouts of views in the Workbenchfor specific tasks

To manage the fact that some views work only in certain perspectives

To debug multiple applications at the same time

Answer

Correct Answer: To easily switch between different layouts of views in the Workbenchfor specific tasks

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5. What happens when you double-click a Revision Time in the History view?

Nothing happens.

The select file is opened in the Editor in its state at the time of the revision.

The revision opens in a Split Editor window alongside the current local revision of the file.

A pop-up window showing details about the revision appears.

Answer

Correct Answer: The select file is opened in the Editor in its state at the time of the revision.

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6. Which is not a valid way to create a test class?

In the Package Explorer, right-click a class and select New > JUnit Test Case.

None of these answers

Create a JUnit Test Case class through the File menu.

Create the class manually while in any perspective.

Answer

Correct Answer: None of these answers

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7. How can you set files to save automatically when launching an application?

Click Window (Eclipse) -> Preferences -> Run/Debug -> Launching, and then select Save required dirty editors before launching.

Click Window (Eclipse) -> Preferences -> Java -> Editor -> Save Actions

Click File -> Save All.

Change the project's run configuration

Answer

Correct Answer: Click Window (Eclipse) -> Preferences -> Run/Debug -> Launching, and then select Save required dirty editors before launching.

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8. When switching workspaces, what is preserved?

All preferences

None of these answers

The current perspective

Preferences for a language (e.g., Java)

Answer

Correct Answer: All preferences

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9. What does the Problems view show?

All of the answers

Warnings and errors

Code that does not match your formatting settings

Threads containing errors

Answer

Correct Answer: All of the answers

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10. What is not a method stub that Eclipse will create for you in the New JUnit Test Case window?

TearDown()

SetUpClass()

TearDownAfterClass()

SetUp()

Answer

Correct Answer: SetUpClass()

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11. What can you not do in the Variables view?

Monitor variables that are outside the scope of the current stack frame

Set a breakpoint to track a particular instance

Inspect the values of an object's fields

Edit the value of a variable while the debugger is running your app

Answer

Correct Answer: Edit the value of a variable while the debugger is running your app

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12. What is included in your wqorkspace folder?

A hidden .metadata folder

A hidden .metadata folder and projects imported into the workspace only

Only projects imported into the workspace

A hidden .metadata folder and projects created in the workspace

Answer

Correct Answer: A hidden .metadata folder and projects created in the workspace

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13. What view, within the Team component, displays the commits related to a particular project or file?

Git Staging

History

Synchronize

Git Repositories

Answer

Correct Answer: History

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14. How can you configure Eclipse to open a webpage in a browser outside of Eclipse using the Windows (Eclipse) -> Preferences -> General -> Web Browser dialog page?

Select Use external web browser.

Select Add a new browser and select the desired browser in the External web browsers menu.

Select Use external web browser, click the New or Search button, add your browser, and then select it in the External web browsers menu.

Use the Search button to search for an installed web browser.

Answer

Correct Answer: Select Use external web browser, click the New or Search button, add your browser, and then select it in the External web browsers menu.

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15. Which is not a way to check the value of a variable while debugging?

Hover ove the variable in the Editor.

Check the Debug view.

Check the Variables view.

Watch the variable in the Expressions view.

Answer

Correct Answer: Watch the variable in the Expressions view.

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16. When selecting the Synchronise Workspace option for a project, what perspective is opened?

Git

Java

Team Synchronising

Remote Synchronise

Answer

Correct Answer: Team Synchronising

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17. Your code is highlighted in red when running code coverage. Why is this?

The code is the cause of a compiler warning.

The method is unused or causes runtime errors.

The code is within an if statement that is always evaluated as true at runtime.

No code calls the method.

Answer

Correct Answer: No code calls the method.

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18. What can you not do in the Expressions view?

Track the value of a variable throughout the lifetime of the app.

Change the name of a variable while debugging.

Change the value of a final variable while debugging.

Track values of variables when they are out of scope.

Answer

Correct Answer: Track the value of a variable throughout the lifetime of the app.

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19. In this image, what does the circled icon in the Problems view do?

It sends the currently selected problem to another view.

It indents the currently selected problem.

It opens the Filter menu so you can customise what problems are displayed.

It jumps to the currently selected problem in the Editor.

Answer

Correct Answer: It opens the Filter menu so you can customise what problems are displayed.

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20. In the JUnit view, what is the value in the parentheses after a previously run unit test?

The number of errors found in the test

The time it took the test to run

The name of the package containing the test class

The test class name

Answer

Correct Answer: The time it took the test to run

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21. Why might you use the Open Type button?

To open a file by its name

To search the workbench for a class to open in an editor

To find a string in a text file

To find all places where a certain type is instantiated

Answer

Correct Answer: To search the workbench for a class to open in an editor

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22. How can you create a new Git branch in Eclipse?

All of these answers

Right-click your project in the Package Explorer and select Team -> Switch To -> New Branch

Click File -> New -> Git -> Branch

Click Source -> Team -> Switch To -> New Branch

Answer

Correct Answer: All of these answers

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23. When inserting a snippet containing variables into a source file, how are values for the variable defined?

Eclipse fills them in with a drop-down menu of available optons.

They are automatically highlighted in code.

They are populated using environment variables.

You populate them through a pop-up windows.

Answer

Correct Answer: They are automatically highlighted in code.

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24. In this image, what does the circled button do?

It expands the comparison between the two files to include whitespace.

It allows you to delete the line of code to which it is connected.

It allows changes from one version of a file to be applied to another version of the file.

It allows you to merge both lines of code together.

Answer

Correct Answer: It allows changes from one version of a file to be applied to another version of the file.

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25. Which is a valid way to create a code snippet?

Right-click the selected code and select Add to Snippets

Drag the code into the snippets view

Click Source -> Snippets -> Create Snippet

With the code selected, click the + button in the Snippets view

Answer

Correct Answer: Right-click the selected code and select Add to Snippets

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26. What is not a key part of Eclipse projects and technologies?

Plug-in Development Environment (PDE)

Eclipse Project

Java Development Toold (JDT)

Eclipse .NET

Answer

Correct Answer: Java Development Toold (JDT)

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27. What happens when you execute the Run -> Skip all Breakpoints command?

All breakpoints are deleted

None of these answers

All breakpoints will not be fired when debugging and will not cause application execution to suspend

All breakpoints and bookmarks are disabled

Answer

Correct Answer: All breakpoints will not be fired when debugging and will not cause application execution to suspend

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28. How can you minimise all views except for the currently selected view in the Eclipse interface?

Press Control-M (Windows) or Command-M (Mac)

Double-click the tab you want to maximise

All of these answers

Click the Maximise button at the top right of the view

Answer

Correct Answer: All of these answers

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