Prime 20 Selenium Interview Questions with Solutions for Programmers and Testers

With out losing anymore of your time, here’s a record of 20 frequent Selenium
interview questions for novices and skilled builders and testers
who’re getting ready for automation engineer job. I’ve tried to cowl as
many Selenium and automation testing ideas as potential but when something
omitted or you’ve gotten Selenium questions kind your interview to share with
us then be at liberty to drop a word on feedback. 

1. What’s Automation Testing?
Reply:
Automation testing is a technique of automating the handbook course of to check
the appliance or system below check.
 

2. What are the advantages of Automation Testing?
Reply:

• Permits parallel execution
• Facilitates unattended execution
• It saves time and cash
• Improves accuracy

 

3. What’s Selenium?
Reply: Selenium is a set of
instruments for net testing and it’s composed of WebDriver and RC, Selenium
IDE (Built-in Growth Atmosphere) and Grid. Here’s a good
diagram which explains How Selenium works usually:

 

4. What are the parameters that you must go in Selenium?
Reply: the next are the 4 parameters that you simply
must go in Selenium:

• Host
• Port Quantity
• Browser
• URL

 

5. What’s the distinction between Specific wait and Implicit wait?
Reply: Specific wait is a one-timer that’s used for a
explicit search whereas Implicit wait units a timeout for all successive
Net Ingredient searches.

 

6. What are the restrictions of Selenium IDE?
Reply:

• There isn’t a distinctive dealing with.
• Exterior databases studying will not be potential.
• Selenium IDE makes use of solely HTML languages.
• It isn’t potential to learn from the exterior recordsdata.
• Conditional statements execution can also be not potential.

7. How are you going to debug the assessments in Selenium IDE?
Reply:

• Insert a break level from the placement the place you wish to execute step
  by step.
• Run the check case.
• On the explicit break level execution shall be paused.
• To be able to proceed with the subsequent step, click on on the blue button.
• To run instructions at a time click on on run button.

 

8. What are the restrictions of Selenium testing?
Reply:

• Unavailability of dependable tech help: Since Selenium is an
  open-source device, it doesn’t have devoted tech help to resolve
  the consumer queries.
• Checks net functions solely: Selenium must be built-in with
  third-party instruments like Appium and TestNG to check desktop and cellular
  functions.
• Restricted help for picture testing.
• No built-in reporting and check administration facility: Selenium must be
  built-in with instruments like TestNG, or JUnit amongst others to facilitate
  check reporting and administration.
• Could require the information of programming languages: Selenium WebDriver
  expects the consumer to have some fundamental information about programming.

 

9. Clarify what assertion in Selenium is and what are the kinds of
assertion?
Reply: Assertion is used as a verification level. It
verifies that the state of the appliance conforms to what’s anticipated.
The kinds of assertion are “assert”, “confirm” and “waitFor”.

 

10. What’s Object Repository?
Reply: An object
repository is a vital entity in any UI automations which permits a
tester to retailer all object that shall be used within the scripts in a single or
extra centralized areas slightly than scattered everywhere in the check
scripts.

 

11. Clarify how one can insert a break level in Selenium IDE?
Reply: In Selenium IDE to insert a break level:

• Choose “Toggle break level” by proper click on on the command in Selenium
  IDE.
• Press “B” on the keyboard and choose the command in Selenium IDE.
• A number of break factors might be set in Selenium IDE.

 

12. How one can convert any Selenium IDE assessments from Selenese to
one other language?
Reply: You should utilize the format possibility of Selenium IDE to
convert assessments into one other programming language.

>

13. Clarify what could cause a Selenium IDE check to fail?
Reply:

• When a locator has modified and Selenium IDE can’t find the factor.
• When factor Selenium IDE ready to entry didn’t seem on the internet
  web page and the operation timed out.
• When factor Selenium IDE was attempting to entry was not created.

 

14. Clarify how one can insert a begin level in Selenium IDE?
Reply: In two methods selenium IDE might be set

• Press “S” key on the keyboard and choose the command in Selenium IDE
• In Seleniun IDE proper click on on the command and the choose “Set / Clear
  Begin Level”

 

15. What’s the primary distinction between web-driver and RC?
Reply: The primary distinction between Selenium RC and
Webdriver is that, selenium RC injects 
Javascript perform
into browsers when the web page is loaded. Then again,
Selenium Webdriver
drives the browser utilizing browsers in-built help.

 

16. What are some great benefits of RC?
Reply:
Benefits of RC are:

• Can learn or write knowledge from/ to .xls, .txt, and so forth
• It may well deal with dynamic objects and Ajax primarily based UI parts
• Loops and circumstances can be utilized for higher efficiency and
  flexibility
• Help many Programming languages and Working Methods
• For any JAVA script enabled browser Selenium RC can be utilized

 

17. What’s IntelliJ?
Reply: Intellij is an IDE
that lets you write higher and quicker code for
Selenium. Intellij can be utilized within the choice to Java bean and Eclipse.

 

18. What methods you may customise TestNG report?
Reply: You may customise TestNG report in two methods,

• Utilizing ITestListener Interface
• Utilizing IReporter Interface

 

19. Which is the most recent Selenium device?
Reply:
WebDriver

 

20. How can we get a textual content of an online factor?
Reply:
Get command is used to retrieve the inside textual content of the required net
factor. The command doesn’t require any parameter however returns a string
worth. It’s also one of many extensively used instructions for verification
of messages, labels, errors, and so forth displayed on the internet pages.

 

That is all about
regularly requested Selenium Interview questions with solutions for
Automation Testing engineer. Selenium questions aren’t annoying as
others is likely to be and as of now, it’s essential to have already realized that. You
have already acquired a gate go to your success within the Selenium
interview that awaits you. 

Every part will grow to be simply precisely what you need since you
have opened your eyes so far as the questions requested in a selenium
interview are involved. 

The ball is now in your court docket. Go and excel.