10+ Interview Questions and Answers

Native methods cannot be called directly in Flutter web

• Flutter web does not support platform channels

• Use JavaScript interop to communicate with web APIs

• Consider using conditional imports to switch between web and native implementations

SQL command groups are DDL, DML, DCL, and TCL.

• DDL (Data Definition Language) - used to define database schema and structure

• DML (Data Manipulation Language) - used to manipulate data stored in the database

• DCL (Data Control Language) - used to control access to data stored in the database

• TCL (Transaction Control Language) - used to manage transactions in the database

• Examples: CREATE, ALTER, DROP (DDL); SELECT, INSERT, UPDATE, DELETE (DML); GRANT, REVOKE (DCL); COMMIT, ROLLBACK ...read more

Object Oriented Programming is a programming paradigm that uses objects to represent real-world entities.

• Python supports OOP concepts such as encapsulation, inheritance, and polymorphism.

• Classes are used to create objects, which have attributes and methods.

• Inheritance allows for the creation of subclasses that inherit properties and methods from a parent class.

• Polymorphism allows for the use of a single method or function to handle different types of objects.

• Example: creating...read more

Java is a high-level programming language used for developing applications and software.

• Java is an object-oriented language

• It is platform-independent

• It is used for developing web, mobile, and desktop applications

• Java is used in Android app development

• Java is used for creating server-side applications

• Java is used for developing enterprise-level applications

Functions return a value while stored procedures do not. Functions can be used in SELECT statements, stored procedures cannot.

• Functions return a value, stored procedures do not

• Functions can be used in SELECT statements, stored procedures cannot

• Functions must return a value, stored procedures may or may not

Use a self join to find the manager of the employee.

• Join the employee table with itself on the manager_id and employee_id columns

• Select the manager's details based on the employee's manager_id

State management is the process of managing and updating the data in an application.

• It involves keeping track of the current state of the application and updating it as necessary.

• There are various state management techniques such as setState, BLoC, Provider, Redux, etc.

• State management is important for building scalable and maintainable applications.

• It helps in improving the performance of the application by reducing unnecessary re-renders.

• Example: In a shopping cart applicat...read more

A trigger is a special type of stored procedure that automatically executes when certain events occur in a database.

• Triggers can be used to enforce business rules, perform data validation, or maintain referential integrity.

• Examples of trigger events include INSERT, UPDATE, and DELETE operations on a table.

• Triggers can be defined to execute before or after the triggering event.

moduleproject is a software component that performs a specific function within a larger project.

• moduleproject is a self-contained unit of code that can be easily integrated into a larger software project

• It helps in organizing code into manageable and reusable components

• Examples include login module, payment module, and notification module

The number of positions closed refers to the total number of job openings that have been filled by candidates.

• The number of positions closed can be tracked through the recruitment process, from job posting to candidate selection.

• This metric is important for evaluating the efficiency and effectiveness of the hiring process.

• For example, if a company has closed 50 positions in a quarter, it indicates a high level of recruitment activity.

API stands for Application Programming Interface, which allows different software applications to communicate with each other.

• APIs define the methods for how different software components should interact

• APIs can be used to access data or functionality from a remote server

• Examples of APIs include Google Maps API, Twitter API, and Facebook Graph API

Test strategy outlines the overall approach to testing, while test plan details the specific testing activities.

• Test strategy is high-level and focuses on goals and objectives, while test plan is detailed and includes specific tasks and timelines.

• Test strategy is created at the beginning of the project, while test plan is developed after the strategy is defined.

• Test strategy is more generic and can be applied to multiple projects, while test plan is specific to a particular p...read more

Experience with Applicant Tracking Systems (ATS) is essential for HR Intern role.

• Familiarity with popular ATS platforms such as Greenhouse, Lever, and iCIMS

• Ability to post job listings, review resumes, and track candidate progress within ATS

• Experience in customizing ATS workflows and generating reports for recruitment metrics

Proficient in Excel with experience in creating complex formulas, pivot tables, and data analysis.

• Experience in creating and manipulating spreadsheets

• Ability to use functions and formulas effectively

• Knowledge of pivot tables and data visualization techniques

• Experience in data analysis and reporting

• Familiarity with VLOOKUP, INDEX-MATCH, and conditional formatting