Lead Software Test Engineer

Lead Software Test Engineer Interview Questions and Answers

Updated 7 Jun 2024

Q1. when given time based logs, filter them using automation

Ans.

Filter time based logs using automation

Use regular expressions to extract timestamps from logs
Implement a script or tool to filter logs based on specified time range
Consider using tools like grep, awk, or Python for automation
Automate the process to save time and ensure consistency
Test the automation script with different log files to ensure accuracy

Q2. How is morder SDET different from normal QA

Ans.

SDET focuses on developing automated tests and tools, while QA focuses on manual testing and bug reporting.

SDET is more focused on developing automated tests and tools to ensure software quality.
QA is more focused on manual testing, bug reporting, and ensuring the product meets requirements.
SDET often works closely with developers to integrate automated testing into the development process.
QA typically works independently to test the software and report bugs.
SDET requires pro...read more

Q3. given a series of numbers starting from 1, give the missing one

Ans.

The missing number can be found by summing all numbers in the series and subtracting from the expected sum of consecutive numbers.

Sum all numbers in the series
Calculate the expected sum of consecutive numbers starting from 1
Subtract the sum of the series from the expected sum to find the missing number

Q4. Picking up the right automation tool

Ans.

Selecting the right automation tool is crucial for successful testing.

Consider the technology stack of the application being tested
Evaluate the features and capabilities of different automation tools
Assess the ease of use and learning curve for the team
Check for compatibility with existing testing frameworks
Look for good community support and documentation
Consider the cost and licensing of the tool

Are these interview questions helpful?

Q5. Sort a provided map using values

Ans.

Sort a map by values in Java

Create a list of map entries
Sort the list based on values using a custom comparator
Convert the sorted list back to a map

Q6. Test Plan around a login form

Ans.

Test plan for a login form

Identify test scenarios for valid/invalid credentials
Test password reset functionality
Verify error messages for incorrect inputs
Test for session timeout
Check for password encryption
Perform security testing for SQL injection
Test for compatibility across different browsers and devices

Share interview questions and help millions of jobseekers 🌟

Q7. find Second largest number

Ans.

To find the second largest number in an array, sort the array in descending order and return the second element.

Sort the array in descending order
Return the second element in the sorted array

Q8. Difference between throw and throws

Ans.

throw is a keyword used to throw an exception in Java, while throws is used in method signature to declare exceptions that can be thrown by the method.

throw is used to explicitly throw an exception in Java code
throws is used in method signature to declare exceptions that can be thrown by the method
Example: throw new Exception("Something went wrong");
Example: public void someMethod() throws IOException {}