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HCL SQL PLSQL Interview Questions
Questions Answers Views Company eMail

what is meant by DML?

5 7587

Which one of the following pairs of aggregate functions do you use with character fields? 1. COUNT(field) and MAX(field) 2. AVG(field) and COUNT(field) 3. MIN(field) and SUM(field) 4. AVG(field) and MAX(field) 5. COUNT(field) and SUM(field)

6 10234

Which clause of an UPDATE statement allows you to affect only certain rows of a table? 1. The WHERE clause 2. The SET clause 3. The ROWS AFFECTED clause 4. The ORDER BY clause

6 8314

If you want a column to be part of the result set, after which SQL keyword does it belong? 1. SELECT 2. FROM 3. WHERE 4. GROUP BY 5. HAVING

10 12661

Types of locks in database ?

8 68991





What is normalization ?

9 14652

What is the use of cursor ? how cursor allocate context area for executing the sql statement?

4 11603

Can a table have two primary keys?

44 67342

what is the boundary line in varrays?

1 5537

When we give SELECT * FROM EMP; How does oracle respond?

24 36324

Write one update command to update seqno field of a table on the basis of row number.

4 13173

what is indexing, searching and user interface?

1 3190

what are the differences among these table level lock modes - IN SHARE MODE, IN SHARE UPDATE MODE, IN EXCLUSIVE MODE ?

3 8004

i want to display 1 to 10 numbers using one select statement.

18 28807

what is the difference between varray and table data type..please expalain with some examples... under what situation you will go for varray..instead of index by table...

1 2137

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Un-Answered Questions

What is the ignititon temprecher of Diesel,Petrol&Carosion oil.

1936


how synchronous motor use to improve the power factor

1011


Design an underground tank of internal dimensions 6m x 3m x 3m. The soil surrounding the tank always remains dry. The tank shall be provided with a roof slab. The soil weighs 16000 N/m3 having an angle of repose of 30.

945


Let arr be an array of 20 integers. Write a program that first fills the array with up to 20 input values and then finds and displays both the subscript of the largest item in arr and the value of the largest item. • Use an IDE to develop and save your work

1226


How do you Export a session ?

796






do we need to write test cases for workflow of the product for instance: there is 2 module "TRAINING ASSIGN MODULE" and "EMPLOYEE" in TRAINING assign MODULE iam assigning training to employee setp is 1.selct traning "oracle" 2.select employee u want assign "peter" 3.apply. now to check whether training assign or not GOTO EMPLOYEE module 1.click on "peter" 2.click on 'view assign to employee'link.now this is a flow do i need to write test cases for this fllow.plz help me guy mail me nirmal_rawatt@rediff.com

857


Explain joiner transformation in informatica

1


Hi, My name is Dinesh.I want to prepare for ISTQB certification , So can anyone please email me the syllabus of it and what is criteria for giving exam.Please email me answers at: dinesh0323@live.com

2905


CATIA:SPRING WITH SOME RADIUS AXIS

1153


why we are using benzene, anyline in acetic anhdride assay titration method?

921


What are combiners and its purpose?

191


why h parameter are called as hybrid parameter?

839


how do u implement configuration management in Informatica?

3793


 From where can be monitor the status of a Process Scheduler in PIA (write the navigation path)?

374


What are backlinks?

5






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