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

DB Development Interview Questions

Questions Answers Views Company eMail

In which table collections errors are stored.

2401

I have a few records all are same structures data, I want to store data in multiple targets how

CTR, Infosys, Polaris,

2641

How to read and create .LDC data files which are used by linguatic dictionary.

2527

what is difference between primary key and unique key ?

2 5174

how to find the first two highest salaries in deptno in emp table

2 5580

agregator gives one to many records or many to one record

IBM,

1 4140

fact table and dimension table containg one to many relationship or many to one relastionship

2490

can you give me the syntax of named procedure??

2 4517

A) Which two are benefits of Teradata's support for ANSI Standard SQL? (Choose two.) 1.data is distributed automatically 2.queries get optimized to better plans 3.submit queries from other database systems 4.can interface with BI tools B) Which statement is true when comparing the advantages of third normal form to star schema? 1.Star schema tends to have fewer entities. 2.Star schema requires additional data storage. 3.Third normal form tends to have fewer entities. 4.Third normal form requires additional data storage. C)Which two sets of functions does the Parsing Engine (PE) perform? (Select two.) 1.sorting, formatting, and aggregating of the final answer set 2.flow control of the data to and from the participating tables 3.SQL statement interpretation, syntax validation, and semantic evaluation 4.dispatching the step execution sequence to the AMP via the BYNET D) Which two can be achieved with Teradata Active System Management (TASM)? (Choose two.) 1.disable hardware 2.react to hardware failure 3.influence response times 4.collect metadata E) Which three mechanisms can be used to ensure security within the Teradata Database? (Choose three.) 1.views 2.spool limits 3.roles 4.access rights 5.profiles

6568

explain detail about ftp in datastage?

IBM,

2238

what is architecture of your datastage project??? i came across this question many times in interviews in specific what can i answer plz help me

IBM,

1 4171

What is the maximum length of an extended property?

980

How can you fix a poorly performing query?

1172

What is the physical representation for a many-to-many relationship?

1065

What is an application role and explain a scenario when you would use one?

1003

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Un-Answered Questions { DB Development }

Explain what a database is?

1034

Explain about normal forms?

1047

What is normalization? Explain different levels of normalization?

63055

Does QTP Support the Propjects which are running in Dot Net? As we are starting with new project in Dot net need to use automation tool?Please advice & let me know what would be the best.

2050

Explain the rollup operator?

1067

Explain about the relational database?

1060

You are testing the performance of a query the first time you run the query, the performance is slow. the second time you run the query, the performance is fast. why is this?

953

What are the constraints on severity level in raiseerror?

980

What is the database development process?

1209

What is data modeling with example?

978

I HAVE A PI ON COL A THE NEXT DAY I WANT CHANGE THE PI ON COL B? PLS SEND ME THE ANS

2846

Which four data types cannot be used as a return type from a user-defined function?

1011

Explain about xml databases?

1053

fact table and dimension table containg one to many relationship or many to one relastionship

2490

Explain the role of indexing in databases?

1120

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