NHS England Test Lead Interview Questions and Answers

IList is a collection interface that allows duplicate elements and maintains the order, while ICollection is a base interface for all collections.

• IList extends ICollection interface.

• IList allows duplicate elements and maintains the order, while ICollection does not guarantee order.

• IList has additional methods like Insert, RemoveAt, etc., which are not present in ICollection.

A dictionary is a collection of words and their definitions, typically organized alphabetically.

• A dictionary is used to look up the meanings of words.

• It can also provide information on pronunciation, usage, and etymology.

• Dictionaries can be physical books or online resources.

• Examples: Merriam-Webster, Oxford English Dictionary

Data types in C# include int, string, bool, double, etc.

• C# has various data types like int, string, bool, double, char, etc.

• Each data type has a specific range and memory allocation.

• Examples: int num = 10; string name = 'John'; bool isTrue = true;

XPath in Selenium is used to locate elements on a web page using XML path expression.

• Use // to select nodes in the document from the current node that match the selection no matter where they are

• Use / to select nodes in the document from the root node that match the selection

• Use @ to select attributes

• Use text() to select the text of the element

• Examples: //input[@id='username'] to locate an input element with id 'userna

Experienced Test Lead with a strong background in software testing and quality assurance.

• Over 5 years of experience in leading testing teams and implementing test strategies

• Proficient in test planning, execution, and defect management

• Skilled in automation testing tools such as Selenium and JUnit

• Strong communication and problem-solving skills

• Certified in ISTQB Foundation Level

Selenium is open-source, UFT is commercial. Selenium supports multiple languages, UFT supports only VBScript.

• Selenium is open-source, UFT is commercial

• Selenium supports multiple languages (Java, Python, etc.), UFT supports only VBScript

• Selenium is more flexible and customizable, UFT is more user-friendly and has a shorter learning curve

Polymorphism is used in framework to achieve flexibility and reusability by allowing objects to be treated as instances of their parent class.

• Polymorphism is used in framework to create a common interface for different classes that implement the same method.

• It allows different classes to be treated as instances of a common superclass, enabling flexibility in the framework design.

• For example, in a test automation framew...read more

Waits in test automation are used to synchronize test steps with the application's state.

• Fluent waits are used to define maximum wait time for a certain condition to be met before throwing an exception.

• Explicit waits are used to wait for a certain condition to be met before proceeding to the next step in the test script.

• Example: FluentWait wait = new FluentWait(driver).withTimeout(Duration.ofSeconds(10)).pollingEvery(D...read more