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Wipro Oracle General Interview Questions
Questions Answers Views Company eMail

What is the difference between SQL, DDL, and DML?

7 62219

Query to get max and second max in oracle in one query ?

34 45208

what is unique key?

14 16656

what is the difference between primary key & foreign key?

57 103437

What is STATSPACK tool?

3 6002





why can't we assign not null constraint as table level constraint

3 9991

What is pragma restrict_reference in oracle 9i?When we use this?Give me one realtime scenario?

4 7923

what is the exact definition for pointer?

7 4309

what is mean by prmary key and foreign key and how can we diffrentiate that? Please answer me. Advance thanks.

9 11633

What are the differences between a sys and system user and what are the extra privileges available to the sys user?

1 3910

Using the relations and the rules set out in the notes under each relation, write table create statements for the relations EMPLOYEE, FIRE and DESPATCH. You should aim to provide each constraint with a formal name, for example table_column_pk.

727

Using the relations and the rules set out in the notes under each relation, write statements to create the two sequence generators specified in the notes.

858

1. Display all the rows and columns in the CLIENT table. Sort by client name in reverse alphabetical order.

2 3652

2. Display the item number and total cost for each order line (total cost = no of items X item cost). Name the calculated column TOTAL COST.

2 2214

3. Display all the client numbers in the ORDER table. Remove duplicates.

1 2367

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Un-Answered Questions

can anyone tell me the procedure of interview held in applabs

1164


How do you directly call a native function exported from a DLL?

5385


How to check the thermocouple is correctly connected to cable for K type? (i,e positive pole is connected to non magnetic conductor and negative pole is connected to magnetic conductor)

596


What are the implications of modeling?

1387


Explain the operation principle, advantages and disadvantages of the following converters: a) A 12 pulse converter b) A Switch-mode inverter c) A thyristor inverter

803






how is working bearing heater?

942


How to calulate Locked rotor amper(LRA) for compressor type motors?

580


What is defect validity ratio?

5747


How would you run your ActiveX Document Dll?

1022


Have you done Migration? How to build in PeopleSoft ? Why build from Oracle?

383


Describe a time when you were really stuck on a problem and how you solved it?

1404


Define and describe the use of algorithms.

906


Describe a time when you anticipated potential problems and developed Preventive measures

1311


Can main() function can be made virtual?

722


where images can be stored in j2me?

1374






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