LinkedIn Skill Assessment – Eclipse

Q1. 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
• [x] all of these answers
• [ ] Click the Maximise button at the top right of the view

Q2. What happens when you execute the Run -> Skip all Breakpoints command?

• [ ] All breakpoints are deleted
• [ ] none of these answers
• [x] All breakpoints will not be fired when debugging and will not cause application execution to suspend
• [ ] All breakpoints and bookmarks are disabled

Q3. What is not a key part of Eclipse projects and technologies?

• [ ] Plug-in Development Environment (PDE)
• [ ] Eclipse Project
• [x] Java Development Toold (JDT)
• [ ] Eclipse .NET

Q4. Which is a valid way to create a code snippet?

• [x] 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

Q5. 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.
• [x] 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.

Q6. 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.
• [x] They are automatically highlighted in code.
• [ ] They are populated using environment variables.
• [ ] You populate them through a pop-up windows.

Q7. How can you create a new Git branch in Eclipse?

• [x] 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

Q8. Why might you use the Open Type button?

• [ ] to open a file by its name
• [x] 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

Q9. 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
• [x] the time it took the test to run
• [ ] the name of the package containing the test class
• [ ] the test class name

Q10. 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.
• [x] It opens the Filter menu so you can customise what problems are displayed.
• [ ] It jumps to the currently selected problem in the Editor.

Q11. What can you not do in the Expressions view?

• [x] 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.

Q12. 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.
• [x] No code calls the method.

Q13. When selecting the Synchronise Workspace option for a project, what perspective is opened?

• [ ] Git
• [ ] Java
• [x] Team Synchronising
• [ ] Remote Synchronise

Q14. 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.
• [x] Watch the variable in the Expressions view.

Q15. 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.
• [x] 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.

Q16. What view, within the Team component, displays the commits related to a particular project or file?

• [ ] Git Staging
• [x] History
• [ ] Synchronize
• [ ] Git Repositories

Q17. 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
• [x] a hidden .metadata folder and projects created in the workspace

Q18. 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
• [x] edit the value of a variable while the debugger is running your app

Q19. What is not a method stub that Eclipse will create for you in the New JUnit Test Case window?

• [ ] tearDown()
• [x] setUpClass()
• [ ] tearDownAfterClass()
• [ ] setUp()

Q20. What does the Problems view show?

• [x] all of the answers
• [ ] warnings and errors
• [ ] code that does not match your formatting settings
• [ ] threads containing errors

Q21. When switching workspaces, what is preserved?

• [x] all preferences
• [ ] none of these answers
• [ ] the current perspective
• [ ] preferences for a language (e.g., Java)

Q22. How can you set files to save automatically when launching an application?

• [x] 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.

Q23. 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.
• [x] none of these answers
• [ ] Create a JUnit Test Case class through the File menu.
• [ ] Create the class manually while in any perspective.

Q24. What happens when you double-click a Revision Time in the History view?

• [ ] Nothing happens.
• [x] 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.

Q25. What is the benefit of using perspectives?

• [ ] to switch between preferences within a single workspace
• [x] 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

Reference

Q26. When viewing an XML file in Eclipse, how can you view the file in a visual hierarchy (as opposed to code alone)?

• [ ] You cannot do this in Eclipse.
• [ ] Select the Editor tab for the XML file and then click the Design tab at the bottom of the editor window.
• [ ] Double-click the open tab in the Editor.
• [ ] In the Package Explorer, right-click the file and select Open With > Desgign Editor.

Q27. 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.
• [x] Right-click the file in the Package Explorer and select Team > Show in History.

Q28. In the image below, what does the circled button do?

• [ ] It links the Editor and Navigator, causing the Editor to switch to the file selected in the Package Explorer and vice versa.
• [ ] It expands Libraries when you are in the Java perspective.
• [ ] It minimizes the left view
• [ ] It collapses open folders in the Package Explorer view.

Q29. Why might you create multiple debug configurations for the same project?

• [ ] all of these answers
• [ ] to debug using a different JRE
• [ ] to customize environment variables
• [ ] to customize arguments

Q30. You are searching for code using the Search dialog, and no results appear. What is a likely cause?

• [ ] all of these answers
• [ ] The scope of the search is too narrow.
• [ ] The type of search is not appropriate for the language of the code.
• [ ] There is a typo in the search parameters.

Q31. If you check out a branch in Eclipse and still see the old code, what is one possible problem?

• [ ] Your project is not using source control.
• [ ] Your internet connection is down.
• [ ] Your Git passwordis incorrect.
• [ ] You need to refresh your project.

Q32. What is required to create a Git commit?

• [x] all of these answers
• [ ] a local repository
• [ ] staged changes
• [ ] a commit message

Q33. What can you do in the Eclipse Split Editor?

• [ ] view the Design and Source tabs of one XML file at the same time
• [ ] drag code from one Editor pane into another
• [ ] split the editor either horizontally or vertically
• [ ] all of these answers

Q34. Why might you run the Project > Clean command?

• [ ] to remedy an issue where the source code seemsaccurate, but Git is indicating a merge conflict
• [ ] to remedy syntax errors within the source code, causing the project not to build
• [ ] to discard any existing build state before building the project, which can remedy issues where the source code seems accurate yet fails to build
• [ ] to recompile only the source code files that have changed since the last build, which can shorten the build time for long-running builds

Q35. How can you terminate debugging in the Debug view?

• [ ] Right-click an item in the stack trace and select Terminate/Disconnect All.
• [ ] all of these answers
• [ ] Right-click your application and select Terminate.
• [ ] Right-click a thread and select Terminate and Remove.

Q36. How do you connect to and debug a remote Java application/server?

• [ ] Click Run > Debug As > Remote Application.
• [ ] You cannot do this in Eclipse.
• [x] Create and run a configuration under Run > Debug Configurations > Remote Java Application.
• [ ] Click Run > External Tools.

Q37. What is the purpose of adding TODO in a comment?

• [ ] It reminds you that you have work to do.
• [x] Comments starting with TODO are listed in the Tasks view.
• [ ] It creates automated email reminders of remaining tasks.
• [ ] Comments starting with TODO are stored in the Task List view.