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

DB Development Interview Questions

Questions Answers Views Company eMail

Define candidate key, alternate key, composite key?

IAS, IBM,

30 144650

What are defaults? Is there a column to which a default can't be bound?

2 7488

What is bit datatype and what's the information that can be stored inside a bit column?

2 8317

Hi , any one can help me on the same,this is regarding the Informatica Function doc,i want to know how developer is will develop the mapping. pl forwar the any function doc .just for my references. svlc75@yahoo.co.in

Covansys,

1977

When installing the datastage7.5x2 edtion iam getting aproblem i.e the cpu count is 2 but the cpu count in installation is one . how can i install in my p.c (system is dual core).

2163

1. Using the XML Document below, with the URI “recipe.xml” define the following queries in XQuery: a.) Give the names of all breakfast in the menu. b.) Select breakfasts that have price lower than $7.00? Belgian Waffles $5.95 two of our famous Belgian Waffles with plenty of real maple syrup 650 Strawberry Belgian Waffles $7.95 light Belgian waffles covered with strawberries and whipped cream 900 Berry-Berry Belgian Waffles $8.95 light Belgian waffles covered with an assortment of fresh berries and whipped cream 900 French Toast $4.50 thick slices made from our homemade sourdough bread 600 Homestyle Breakfast $6.95 two eggs, bacon or sausage, toast, and our ever-popular hash browns 950

2084

What is the difference between a primary index and a secondary index? What is a duplicate data entry in an index? Can a primary index contain duplicates?

IBM,

5 32300

what is Normalization?

TCS,

6 9803

Any sample or model question of punjab national bank for deputy manger IT or any sample of PNB.any1 plz do send on

2161

how will I find the duplicate rows count from employees tablein oracle.

2 5650

Hi my program is accesing data from two db2 databases.what is the bind card for this program to genarate plan? how to specify the two owners and two qualifiers in bind card

TCS,

2108

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.

1993

What is DB Development software?

2007

To convert IDMS to DB2, how to deal with IDMS occurs and redefined clause?

3954

Explain about query and reporting.

2032

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Un-Answered Questions { DB Development }

Explain the rollup operator?

999

How long can an error message be in raiseerror function?

943

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

2811

How to use online Backups?

2155

You have a table with three columns: amount1, amount2, and amount3 in a single row only one of these three columns will have a value and the other two will be null. Write a sql query to retrieve the values from these columns?

923

What is database design and development?

955

How would you design a database for an online site, which would average a million hits a day?

951

How to replace not in with not exist?

1989

How to generate OIDS

2181

What is data modeling with example?

913

What are the constraints on severity level in raiseerror?

938

Pgm A calls Pgm B and pgm B uses cursor, when pgm B is called second time, the program is abending saying the cursor is opened? Why?

2374

How is data stored in dbms?

890

explain detail about ftp in datastage?

2188

What is the database development process?

1156

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