EarlySail Software Interview Questions and Answers

A function to count characters in a given string

• Use a loop to iterate through each character in the string

• Use a dictionary to store the count of each character

• Return the dictionary with character counts

PUT is used to update or replace an existing resource, while POST is used to create a new resource.

• PUT is idempotent, meaning multiple identical requests will have the same effect as a single request

• POST is not idempotent, meaning multiple identical requests may have different effects

• PUT is used to update an existing resource at a specific URI

• POST is used to create a new resource under a specific URI

Delete removes specific rows from a table, truncate removes all rows, drop removes the entire table.

• Delete is a DML command used to remove specific rows from a table.

• Truncate is a DDL command used to remove all rows from a table.

• Drop is a DDL command used to remove the entire table structure.

• Example: DELETE FROM table_name WHERE condition;

• Example: TRUNCATE TABLE table_name;

• Example: DROP TABLE table_name;

Automation framework is a set of guidelines, rules, and best practices for creating and maintaining automated tests.

• Automation framework provides structure and organization to automated tests

• It helps in reusability of code and reduces maintenance efforts

• Common types of automation frameworks include keyword-driven, data-driven, and hybrid frameworks

A function to reverse a given string

• Create an empty string to store the reversed string

• Iterate through the input string from the end and append each character to the new string

• Return the reversed string

Risks in a project refer to potential events or situations that could negatively impact the project's success.

• Unclear project requirements

• Lack of stakeholder involvement

• Budget overruns

• Technical challenges

• Resource constraints

• Scope creep

• Schedule delays