Skip to content
Study Experts

Study Experts

Easy Way to Learn New Things

  • C
  • C++
  • Java
  • Python
  • DS / Algo
  • DBMS
  • SQL
  • TOC
  • CS
  • Mathematics
  • Tech News

Database

 

Here is the collection of database questions & answers. These databases QNA’s will help you to learn various concepts.

Computer Science Database Latest 

Which does not form the basis of a relational model?

68 views 24/12/2021 admin 0 Comments Which amongst the below is not a good database design rule?, Which of the below define(s) data redundancy in an RDBM, Which of the below does not form the basis of a relational model?, Which of the below is a mandatory clause in an old SQL Join statement?

(a.) Which of the below does not form the basis of a relational model? Every column in a table represents

Read more
Computer Science Database Latest 

Write DDL to create a database of a university

77 views 02/12/202111/12/2021 admin 0 Comments DDL, DDL to create a database, DDL to create a database of an university, DDL-Data Definition Language

Question Write down the DDL (data definition language) to create the Jaya University database and all tables by paying attention

Read more
Database Latest 

Keys in DBMS

50 views 21/11/202121/11/2021 admin 0 Comments candidate key, dbms, foreign key, keys, keys in dbms, primary key, primary keys, super key

Keys in DBMS: We use keys in DBMS to identify every tuple in the table uniquely. There may be more

Read more
Database Latest 

Data Models in database

42 views 19/11/202124/11/2021 admin 0 Comments ACID properties in dbms, Categories of the data model, Data Models in database, Database language in Dbms, Entity-Relationship Data Model:, Object-Based Data Model:, Relational Model, Semi-Structured Data Model:

What are Data Models in the database? A Data Model is a collection of conceptual tools for describing the data,

Read more
Database Latest 

Database languages in Dbms.

48 views 20/10/2021 admin 0 Comments Database language in Dbms, DCL Commands, DDL Commands, DML Commands, TCL Commands

Database language in Dbms: The database system provides languages to specify the database schema. The database language in DBMS is

Read more
Database Latest MYSQL 

Aggregate functions in SQL

77 views 20/10/2021 admin 0 Comments Aggregate Functions, Aggregation with Grouping, Average - avg function, COUNT- count function, Group by clause, Maximum - max function, Minimum - min function, SUM- sum function, The Having Clause

Aggregate Functions: Aggregate functions take a set of values as input and return a single value. SQL offers five aggregate

Read more
Database Latest 

ACID properties in dbms

40 views 19/10/2021 admin 0 Comments A->Atomicity, ACID properties in dbms, C->Consistency, D->Durability, I->Isolation

Here are the ACID properties in DBMS: What is Transaction: A logical unit of work on the database. An action

Read more
Database Latest 

Creating an ER diagram for a class and stuck on what entities I can create.

34 views 18/10/2021 admin 0 Comments ER diagram

Question I am creating an ER diagram for a class and stuck on what entities I can create. The topic

Read more
Computer Science Database Latest 

Table of attributes for ‘Weekly Employee Assignment and Hours Rendered’ (with sample data)

40 views 18/10/202118/10/2021 admin 0 Comments 1NF, 2NF, 3NF, functional dependencies, Partial Dependencies

Question Table of attributes for ‘Weekly Employee Assignment and Hours Rendered’ (with sample data) Emp ID Emp Name Agency Hourly

Read more
Database Latest 

ACID properties. Kim and Vic look together for new hardware and find on the site MiBuy.co.nz.

29 views 17/10/2021 admin 0 Comments acid properties, hardware, kim, transaction, vic look

Question ACID properties. Kim and Vic look together for new hardware and find on the site MiBuy.co.nz a great combo

Read more
  • ← Previous

Tech News

Linode vs Vultr which one is better in 2022
Tech News 

Linode vs Vultr which one is better in 2022

06/04/202217/04/2022 Radhika Agarwal 0

Are you looking for a cloud host that is both economical and simple to use? Linode and Vultr are two

Tech News 

Foremost Sites to Learn Programming Courses

30/01/2022 admin 0
Tech News 

Rapidly Growing Programming Languages

30/01/202230/01/2022 admin 0
Tech News 

Some IT Career Mistakes to be avoided

30/01/2022 admin 0

C++

C/C++ DS / Algo Latest 

Algorithm to find noun and pronoun words in a paragraph

24/12/2021 admin 0

Question It may not be the best way, but we could store each paragraph in a story in a linked

C/C++ Computer Science Latest 

It’s C++, I have to create a program that can make a text file, open it, and read the information.

24/12/202124/12/2021 admin 0
C/C++ Computer Science Latest 

This is a plain c language. I need help with coming up with codes

24/12/2021 admin 0
C/C++ Latest 

Find the error in C code

12/12/202112/12/2021 admin 0
C/C++ Latest 

Inheritance, polymorphism, virtual functions, and pointers

12/12/2021 admin 0
C/C++ Latest 

Fix the errors in C program.

12/12/2021 admin 0
C/C++ Latest 

Write a program to give you practice at creating text and binary files.

21/11/2021 admin 0
C/C++ Latest 

Write a C Program that defines a structure to store the following student data CGPA,

21/11/2021 admin 0

About Us

COLORMAG
StudyExperts aims to be an Indian education technology (EduTech) website which operates an online problem solving platform for students to post doubt/questions and peer experts can help them solve the doubt in exchange for a small fee.

Company

  • About us
  • Career
  • Contact Us
  • Privacy Policy
  • Copyright Policies

Services

  • Doubt Solving
  • Learning
  • Blogs
  • Courses
  • Tutoring

Learn

  • C Tutorials
  • C++ Tutorials
  • Java Tutorials
  • Python Tutorials
  • SQL Tutorials
Copyright © 2022 Study Experts. All rights reserved.
Theme: ColorMag by ThemeGrill. Powered by WordPress.