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Cognizant SQL PLSQL Interview Questions
Questions Answers Views Company eMail

What is an index and types of indexes. How many number of indexes can be used per table ?

 12 72126

how to find the second highest salary from emp table?

 209 261046

What is normalization? dec 2009

 3 5257

There is a table, In one column it has implemented a index, but the index is disturbed by the regular dml statements.. but still we need to keep the index. how it is possible?

 1 4585

there is A table and B table in A table there 5 rows and in b table there are 2 rows i am firing query select * from a,b what will be the output?

 7 9335

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Cognizant SQL PLSQL Interview Questions





Un-Answered Questions

As i want some model question paper in basic computer science and history please send me immediately sir

939

How save rerecord in the database?

73

How would you create your application in DHTML?

1023

How will you merge two dictionaries in python?

68

How to print string in objective c?

1




How to send data from jsp to jsp?

40

Explain the architecture diagram of your current project?

725

Is c still used?

53

How to copy data from one table to another table?

81

How do you convert psd to drupal theme?

5

Why is singleton bad?

41

Explain jdbc savepoint?

86

Define union, minus, union all, intersect ?

79

Which method is used for Data transfer?

1110

How many types of functions are there in javascript?

36