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PreVator Interview Questions
Questions Answers Views Company eMail

What is difference between TRUNCATE & DELETE?

16 39655

What is the difference between IN subselects and EXISTS subselect?

1 9889

What are the return values of functions SQLCODE and SQLERRM ?

2 9995

what is difference between "Primary key" and "Unique key"?

4 7762

Differentiate between %type and %rowtype attribute in Oracle PL/AQL programming ?

7 17356

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Un-Answered Questions

What is heap size in tomcat?

431


all questions and answer related to recruitment job?

1735


Write a program that would find the nth term of a geometric progression, given the value of first term and common ratio. Any inbuilt function that the language provides for calculating exponent should not be used.

3110


Is windows 10 nt based?

424


Which disease occurs due to the deficiency of vitamin "d"? What are its symptoms?

588






When do I need to use a semicolon vs a slash in oracle sql?

586


What are the rules employed while naming the steps in a job?

654


What is volatile variable how do you declare it?

559


What is reverse engineering in hibernate?

153


How does the ioc (inversion of control) container work?

389


Define chemical corrosion. What are the types of chemical corrosion? : Electrochemistry Corrosion

570


what is (HS2) HiveServer2?

383


What is php namespace?

539


What are the characteristics of database management system?

455


Explain the features of dojo toolkit ?

1