18 interview questions for developers (2024)

2 votes270 runs0 comment

Inconnuat Nov 24, 2021

2 votes72 runs0 comment

authentication

1 vote283 runs0 comment

Inconnuat Nov 24, 2021

1 vote271 runs0 comment

relational database

Inconnuat Nov 24, 2021

1 vote268 runs0 comment

normalization

Inconnuat Nov 28, 2021

1 vote256 runs0 comment

Inconnuat Nov 25, 2021

1 vote79 runs0 comment

0 vote289 runs0 comment

Inconnuat Nov 24, 2021

0 vote276 runs0 comment

Inconnuat Nov 28, 2021

0 vote276 runs0 comment

Inconnuat Nov 24, 2021

0 vote275 runs0 comment

Inconnuat Nov 28, 2021

0 vote263 runs0 comment

Inconnuat Nov 28, 2021

0 vote257 runs0 comment

Inconnuat Jan 23, 2023

0 vote106 runs0 comment

0 vote51 runs0 comment

0 vote36 runs0 comment

0 vote34 runs0 comment

full-text search

0 vote34 runs0 comment

Damienat Oct 23, 2023

18 interview questionsfor developers (2024)

Test your developer skills before an interview with 18 corrected questions on 80+ topics. Beginner, Intermediate or Expert level.

18 interview questionsfor developers (2024)

Test your developer skills before an interview with 18 corrected questions on 80+ topics. Beginner, Intermediate or Expert level.

How to change the default index of a MongoDB collection

Given a MongoDB connection URL, infer the authentication mechanism and the port number.

MongoDB allows incremental mapReduces to allow regular or on-demand data updates

Design a MongoDB schema to store the data of a list of landscapers and their services.

Design a MongoDB schema for a database of landscapers and the services they offer.

Get the list of customers linked to a given list of orders requires exactly 1 query

MongoDB uses a document-based data model to store information.

List all existing orders can be done on the clients collection or on the landscapers table

Store the searches in a collection "searches" with a reference in the document "search"

How to use the aggregate function in MongoDB

Persisting an order for given availabilities is atomic, Listing the ids of landscapers who have already worked with a given client requires exactly 2 queries

How to prevent a MongoDB user from creating a collection with the same name as an existing collection?

How to index embedded data in MongoDB

MongoDB is schemaless, indexes are generated automatically

What is one of the main differences between MongoDB and relational databases such as PostgreSQL regarding data model?

MongoDB uses a data storage architecture that is based on what fundamental concept?

MongoDB supports text search and the ability to perform full-text queries.

Explain the differences between a single index and a composite index in MongoDB.