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HCL SQL PLSQL Interview Questions
Questions Answers Views Company eMail

what is meant by DML?

5 7488

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 10093

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 8181

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 12485

Types of locks in database ?

8 68725





What is normalization ?

9 14497

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

4 11473

Can a table have two primary keys?

44 66773

what is the boundary line in varrays?

1 5441

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

24 35921

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

4 13049

what is indexing, searching and user interface?

1 3113

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

3 7926

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

18 28441

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 2069

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Un-Answered Questions

it is a language or tools?

962


what is the implemention project in sap?

1125


what is mean by D.O. in distribution line poles?

201


what is the pay for a animator?

1282


What are the steps to write p-to-p model application?

1339






What kind of budgets have you worked on?

1178


How electron present in a shell paired or un paired. How they live in shell because they have opposite charges?

400


respected sir/madam.. i wish to know about the latest mechanical inventions and improvements... hwere can i get them... please respond to me through my id

853


When a query is run with a loop, what does it generate? A) Cartesian product b)An incompatible combination of objects c) An SQL statement generation error d)Results returning too many rows e)Results returning too few rows

1225


theoretically, i know the difference between the three types of RFQ (Catalog, Standard, and Bid), but all i need is a practical example for each one to understand the differences. I'll appreciate your responses.  

590


What would be your sourcing strategy to buy low value items?

2764


what is Avian flu threat? what are its symptoms?

984


what is meant by carrier aided trip protection in transmission line

1761


How To fill vat, Tds, Service tax Return Form? Please Explain With an Example.

9313


What work have you done on full chip Clock and Power distribution? What process technology and budgets were used?

1615






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