upGrad Software Engineer2 Interview Questions and Answers

Edtech industry refers to the use of technology in education to enhance learning and teaching experience.

• Edtech includes online learning platforms, educational apps, and digital tools for teachers.

• The industry has seen significant growth due to the COVID-19 pandemic and the shift to remote learning.

• Examples of edtech companies include Coursera, Khan Academy, and Duolingo.

• Edtech has the potential to improve access to ed...read more

Ed-tech refers to the use of technology to facilitate learning and education.

• Ed-tech includes online learning platforms, educational apps, and digital tools for teaching and learning.

• It aims to enhance the educational experience, make learning more accessible, and improve student outcomes.

• Examples of ed-tech companies include Khan Academy, Coursera, and Duolingo.

Digital marketing is the use of online channels to promote products or services to a targeted audience.

• Involves using social media, email, websites, and search engines for marketing purposes

• Includes strategies such as SEO, SEM, content marketing, and influencer marketing

• Allows for targeted advertising based on demographics, interests, and behavior

• Provides measurable results through analytics and tracking tools

Order of execution refers to the sequence in which operations are carried out in a program or system.

• Execution starts from the top of the program and moves downwards.

• Operations within parentheses are executed first.

• Multiplication and division are executed before addition and subtraction.

• Functions are executed when they are called.

• Control structures like loops and conditionals affect the order of execution.

Use a SQL query to find different routes for an airline based on source and destination columns in a table.

• Use a SELECT statement to retrieve the distinct combinations of source and destination.

• Use the DISTINCT keyword to ensure only unique routes are returned.

• Order the results by source and destination for easier analysis.