Software Quality Engineer Lead Interview Questions and Answers

Implement DSA coding on LinkedIn list

• Use data structures like linked lists to store and manipulate data

• Implement common operations like insertion, deletion, and traversal on the linked list

• Optimize the code for efficiency and readability

• Handle edge cases and error scenarios

• Test the code thoroughly to ensure correctness

DSA coding on strings involves solving problems related to manipulating and processing strings using data structures and algorithms.

• Use data structures like arrays, hashmaps, and trees to efficiently solve string manipulation problems.

• Common string manipulation techniques include reversing a string, checking for palindromes, and finding substrings.

• Examples: Implement a function to reverse a string, find the longest common prefix among an array of strings.

Creating test cases for a software feature ensures quality and functionality meet user requirements.

• Identify the feature or functionality to be tested, e.g., user login.

• Define the test case objective, such as verifying successful login with valid credentials.

• List preconditions, like the user must have an active account.

• Outline the test steps, e.g., enter username and password, click 'Login'.

• Specify expected results, such as redirecting to the dashboard upon successful login.

• I...read more

Test cases for login functionality

• Verify valid username and password combination successfully logs in

• Verify error message is displayed for invalid username

• Verify error message is displayed for invalid password

• Verify user is redirected to forgot password page when forgot password link is clicked