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Watch this video on SQL Interview Questions and Answers! Technology is taking the world by storm, and a variety of its disciplines have evolved in this era of information! One such field is Structured Query Language, better known in its abbreviated form SQL, a programming language used to manage data in Database Management Systems. With the amount of data increasing exponentially by the day, its management becomes extremely crucial, and that's where SQL enters! Data in its raw form is more often than not incomprehensible and requires to be organized to be made sense of. SQL involves the organization, manipulation, retrieval and storage of data in relational databases.

Interviews are unpredictable, and it becomes essential to be sufficiently equipped with the right tips and tricks to crack them efficiently! It’s difficult to be prepared for what’s coming your way, but it is not impossible! Successfully cracking an SQL Interview with the right approach requires the right efforts and tending to this need, Great Learning brings you this video on "SQL Interview Questions and Answers". In this video, we discuss a variety of SQL Interview Questions, theoretical and practical both, to prepare you well and help you answer them confidently during the interview! This video also prepares you with 100 SQL Interview Questions for D-Day!

Topics Covered
0:01:18 Agenda
0:02:53 Basics of DBMS
0:11:56 RDBMS Concepts and Keys in RDBMS
0:27:11 Normalization techniques in SQL
0:31:26 ER diagram
0:32:54 Basics of MySQL
0:48:43 Broadband Management System
1:11:30 HR DBMS

Questions Covered
1) What is Database
2) Between what two components does DBMS act as an Interface
3) Which one is not a component of DBMS?
4) What is the full form of SQL?
5) How can a company keep track of its business?
6) What is Relational Database Management Systems?
7) What is the difference between DBMS & File systems
8) What is the difference between DBMS & RDBMS
9) What is Key in RDBMS?
10) What are the types of keys in RDBMS?
11) What is Primary Key?
12) What is Super key?
13) What is Candidate Key?
14) What is Alternate Key?
15) What is a composite Key?
16) What is Foreign Key?
17) What is the difference between Superkey & Candidate Key
18) What is Normalization?
19) What are types of Normalization?
20) What is 1NF?
21) What is 2NF?
22) What is 3NF?
23) What is BCNF?
24) What is ER Diagram?
25) Why is ER diagram Important?
26) What are the components of a ER diagram?
27) What is MYSQL?
28) How many types of commands do we have in MYSQL?
29) What are DDL Commands?
30) Examples of DDL Command
31) What are DML Command?
32) Examples of DML command
33) What are DQL Command?
34) Examples of DQL Commands
35) What are TCL Commands
36) What is an Aggregate Function?
37) What is a min Function?
38) What is a max Function?
39) What is a Count Function?
40) What is an Average Function?
41) What is a SUM Function?
42) What is a view?
43) What is Alias in SQL?
44) What is Join?
45) Types of Joins in SQL
46) What is Inner Join?
47) What is Outer Join?
48) What is Left join?
49) What is Right join?
50) What is Self-Join?

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