Job offersCompaniesTestsBlogI'm an employerSign upLog in
fr
fr
Home>Users>abdelghani
developer avatar
abdelghani
Contribution
119Contributions
11680Contributions played
Tests
26Tests completed
959Questions completed
Achievements
or
Technology
Profession
Test
Sort by
Newest
Most popular
Last review
Filter by
Published
34
Not published
2
To review
0
34 questions
Easy
10 votes550 runs0 comment

Which command in PostgreSQL is used to delete a database?

Data Scientist
abdelghaniat Apr 19, 2024
Easy
9 votes481 runs
1 comment

What is the main purpose of the LSTM (Long Short-Term Memory) model in machine learning?

Data Scientist
abdelghaniat Mar 26, 2024
Medium
5 votes541 runs0 comment

What is the command to back up a database in PostgreSQL?

Data Scientist
abdelghaniat Apr 19, 2024
Hard
4 votes522 runs0 comment

What is the mechanism in PostgreSQL that ensures the integrity of transactions and supports concurrent processing?

Data Scientist
abdelghaniat Apr 19, 2024
Hard
4 votes497 runs0 comment

What type of index is primarily used for full-text search in PostgreSQL?

Data Scientist
abdelghaniat Apr 19, 2024
Easy
3 votes528 runs0 comment

Which PostgreSQL command changes the definition of a database object, like a table?

Data Scientist
abdelghaniat Apr 19, 2024
Medium
2 votes490 runs0 comment

What does the ACID acronym stand for in the context of PostgreSQL transactions?

Data Scientist
abdelghaniat Apr 19, 2024
Easy
2 votes378 runs0 comment

Which machine learning technique is primarily used to group a set of data into similar subsets?

Data Scientist
abdelghaniat Mar 27, 2024
Medium
1 vote640 runs
2 comments

Explain the purpose of the ngOnInit() lifecycle hook in Angular.

Web developer
angular
lifecycle
abdelghaniat Sep 6, 2023
Medium
1 vote474 runs0 comment

Which clause is used in PostgreSQL to filter grouped records that do not meet a certain condition?

Data Scientist
abdelghaniat Apr 19, 2024
Easy
1 vote473 runs0 comment

Grant all privileges on a database to a user in PostgreSQL

Data Scientist
abdelghaniat Apr 19, 2024
Medium
1 vote464 runs0 comment

What PostgreSQL feature allows you to run functions on the database server-side?

Data Scientist
abdelghaniat Apr 19, 2024
Medium
1 vote458 runs0 comment

Add a unique constraint on the email column while creating the users table in PostgreSQL.

Data Scientist
abdelghaniat Apr 19, 2024
Medium
1 vote456 runs
1 comment

Which command is used to remove all rows from a table without deleting the table itself in PostgreSQL?

Data Scientist
abdelghaniat Apr 19, 2024
Easy
1 vote454 runs0 comment

Which data type in PostgreSQL is best suited for storing large blocks of text?

Data Scientist
abdelghaniat Apr 19, 2024
Easy
1 vote170 runs0 comment

Which PHP function is used to check if a variable is empty?

Back-end developer
abdelghaniat Mar 21, 2024
Draft test - Medium
1 vote30 runs0 comment

What Vue.js directive is used to bind data to an HTML element attribute in a template?

Web developer
abdelghaniat Apr 19, 2024
Hard
0 vote482 runs1 comment

What feature in PgAdmin allows you to visually design your database schema including tables, views, and relationships?

Data Scientist
abdelghaniat Apr 19, 2024
Easy
0 vote479 runs0 comment

What is the default port number for PostgreSQL database server?

Data Scientist
abdelghaniat Apr 19, 2024
Hard
0 vote460 runs0 comment

What data type is used to store geographical objects for Geographic Information Systems (GIS) in PostgreSQL?

Data Scientist
abdelghaniat Apr 19, 2024