Databases Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

Oracle (3238)
SQL Server (4518)
MS Access (429)
MySQL (1385)

Postgre (483)
Sybase (267)
DB Architecture (141)
DB Administration (291)

DB Development (113)
SQL PLSQL (3301)
MongoDB (502)
IBM Informix (50)

Neo4j (82)
InfluxDB (0)
Apache CouchDB (44)
Firebird (5)

Database Management (1391)
Databases AllOther (288)

Databases Interview Questions

Questions Answers Views Company eMail

How to create DSN..Explain?

Accenture, BeBo Technologies, Infosys,

2 18611

What is the difference between SQL, DDL, and DML?

BeBo Technologies, Wipro,

7 65288

What are inner join and outer join?

3 9678

What are joins..how many types of joins are there?

Amdocs, CSC, TCS,

29 66939

what are Triggers?

TCS,

6 10552

what are stored procedures?

TCS, Wells Fargo,

7 8895

what are indexes..how many types of index's are there and what are they?

Green Info Solutions, TCS,

7 13778

what are views?

TCS,

8 15632

what is web server?

Satyam,

3 9770

What are functions

3 7352

What are the different table present in MYsql?

3 9787

What is the difference between mysql_fetch_array and mysql_fetch_object?

CTS,

4 9981

what is the difference between oracle 81,91,11i

i2, Oracle,

2 15952

How client makes connection with server in client/server architecture?

CA,

1 3355

Is Oracle 7.3 is a single user or multi user..Is it possible to use this as a backend for web applications?

2 3958

Un-Answered Questions { Databases }

How do I add a sybase driver to sql developer?

112

What are the two types of data independence?

164

What is toast in postgres?

111

Which part of the RDBMS takes care of the data dictionary? How

152

what is commit? : Sql dba

146

What are exact numeric data types in ms sql server?

160

does pl/sql support “overloading”? Explain

141

What is oracle datasource?

127

What is the use of sp_helprotect in sybase?

162

Show the cursor attributes of pl/sql.

180

Why we use bulk collect in oracle?

127

What is normal form in dbms?

115

What are the methods of filing?

125

What are five types of database models?

129

what kind of lan types do you know? : Sql server database administration

167

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