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Perot Systems Interview Questions
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1. What are the grouping function in SQL ? 2. If base table of a view deleted means, what will happen while we querying on view ? will give any error ? 3. Difference between DROP, DELETE, TRUNCATE table ? 4. What is constraints and types ? 5. What is max size of nchar & nvarchar ? 6. Define ROLLBACK, COMMIT, SAVE POINT 7. How non-clustered better ? or rank the Clustered, Non-Clustered and Table scan in performance wise 8. Select 10 rows from a table ? 9. Define DML, DDL, DCL, DTL commands ? 10. What is mean by NULL value ? NULL means "" or 0 or undefined ? 11. Default constraints ? 12. Can we have more then primary Key in table ? 13. Type of integrity ? Entity, Referential, Domain ?

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1). What are the situation in process is duplicate is linux box.? 2) Give me 5 situation to kill a process?

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Un-Answered Questions

7-Given an index k, return the kth row of the Pascal's triangle. For example, when k = 3, the row is [1,3,3,1]. For reference look at the following standard pascal’s triangle.

1716


What is jms jndi?

64


What is the use of string function substr(string,position) in AWK?

497


How do I edit a table?

42


What does a features/ support file contains?

1






I WANT BHEL PREVIOUS QUESTION

1300


Can any one explain about core dimension, balanced dimension, and dirty dimension?

127


What is ispostback property?

74


What is BLOCK statements in SQL?

146


What is object and example?

85


How to reverse the singly linked list(In Node data members are(int data,int pointerTONext))

962


Testing an SAP B1 -Add -on ? How?Different types of testing done, functional areas to be tested, any check list for testing SAP B1 as SAP takes care of Date fields, validation of text fields, telephone fields etc.... ?What to be tested and how?

1296


How would you spend $1m besides investing it?

288


explain bapi

102


Which database server is best?

63