Cigniti Technologies Test Architect Quality Assurance Lead Interview Questions, Process, and Tips

Use a CSV parser library to extract data from CSV files.

• Use a CSV parser library like Apache Commons CSV or OpenCSV to read and extract data from CSV files.

• Identify the structure of the CSV file (e.g. delimiter, headers) to properly parse the data.

• Iterate through the CSV file to extract the desired data fields.

• Handle any data formatting or transformations needed during extraction.

• Store the extracted data in a suitable

Singleton pattern is a design pattern that restricts the instantiation of a class to one object.

• Singleton pattern ensures that a class has only one instance and provides a global point of access to it.

• It is commonly used in scenarios where only a single instance of a class is needed, such as managing database connections or configuration settings.

• In a test automation framework, singleton pattern can be used to create a...read more

Run-time polymorphism is the ability of a method to do different things based on the object it is acting upon.

• Run-time polymorphism is achieved through method overriding in inheritance.

• It allows a subclass to provide a specific implementation of a method that is already provided by its superclass.

• An example of run-time polymorphism is when a parent class reference variable is used to refer to a child class object.

Extract letters, digits, and special characters from a string and display as individual strings

• Use regular expressions to extract letters, digits, and special characters

• Split the string based on the extracted characters

• Store the individual strings in an array