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DB2 Interview Questions

Below we have listed all the DB2 Interview Questions and answers. Feel free to comment on any DB2 Interview Questions or answer by the comment feature available on the page.

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DB2 is a family of relational database management system (RDBMS) products from IBM that serve a number of different operating system platforms. According to IBM, DB2 leads in terms of database market share and performance. DB2 is short for Database 2.

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Question
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What is DCLGEN ?
4.3 Rating
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What is the diff bet plan,package,dbrm?

3.8 Rating
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How to see the status of the table?

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5) How do you retrieve the first 5 characters of FIRSTNAME column of DB2 table EMP ?
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47) EXPLAIN has output with MATCHCOLS = 0. What does it mean? ?
4.9 Rating
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What is a clustering index ?
3.2 Rating
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What is the physical storage length of each of the following DB2 data types:
DATE, TIME, TIMESTAMP?
4.8 Rating
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How would you find out the total number of rows in a table? ?
4.8 Rating
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15) What is 'LIKE' used for in WHERE clause? What are the wildcard characters? ?
4.9 Rating
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What are the 2 sqlcodes that are returned? ?
4.9 Rating
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91) What is the difference between primary key & unique index ?
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What is a collection?
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4) How do you find the maximum value in a column in db2?
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50) What are the isolation levels possible ? ?
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What is the cascade rule and how does it relate to deletions made with a subselect. The cascade rule will not allow deletions based on a subselect that references the same table from which the deletions are being made.

4.9 Rating
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Suppose I have a program which uses a dynamic SQL and it has been performing well till now. Off late, I find that the performance has deteriorated. What happened?
3.1 Rating
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How many columns maximum can be created in a table of a inner table of the subquerry

4.5 Rating
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What is the difference between SYNONYM and ALIAS?
4.5 Rating
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48) How do you do the EXPLAIN of a dynamic SQL statement?
4.9 Rating
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36) What is DCLGEN ? -
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Latest 20 Questions
An offer which is open for acceptance over a period of time is: (a) Cross Offer (b) Counter Offer (c) Standing Offer (d) Implied Offer
Specific offer can be communicated to__________ (a) All the parties of contract (b) General public in universe (c) Specific person (d) None of the above
_________ amounts to rejection of the original offer. (a) Cross offer (b) Special offer (c) Standing offer (d) Counter offer
A advertises to sell his old car by advertising in a newspaper. This offer is caleed: (a) General Offer (b) Special Offer (c) Continuing Offer (d) None of the above
In case a counter offer is made, the original offer stands: (a) Rejected (b) Accepted automatically (c) Accepted subject to certain modifications and variations (d) None of the above
In case of unenforceable contract having some technical defect, parties (a) Can sue upon it (b) Cannot sue upon it (c) Should consider it to be illegal (d) None of the above
If entire specified goods is perished before entering into contract of sale, the contract is (a) Valid (b) Void (c) Voidable (d) Cancelled
______________ contracts are also caled contracts with executed consideration. (a) Unilateral (b) Completed (c) Bilateral (d) Executory
A offers B to supply books @ Rs 100 each but B accepts the same with condition of 10% discount. This is a case of (a) Counter Offer (b) Cross Offer (c) Specific Offer (d) General Offer
_____________ is a game of chance. (a) Conditional Contract (b) Contingent Contract (c) Wagering Contract (d) Quasi Contract
There is no binding contract in case of _______ as one's offer cannot be constructed as acceptance (a) Cross Offer (b) Standing Offer (c) Counter Offer (d) Special Offer
An offer is made with an intention to have negotiation from other party. This type of offer is: (a) Invitation to offer (b) Valid offer (c) Voidable (d) None of the above
When an offer is made to the world at large, it is ____________ offer. (a) Counter (b) Special (c) General (d) None of the above
Implied contract even if not in writing or express words is perfectly _______________ if all the conditions are satisfied:- (a) Void (b) Voidable (c) Valid (d) Illegal
A specific offer can be accepted by ___________. (a) Any person (b) Any friend to offeror (c) The person to whom it is made (d) Any friend of offeree
An agreement toput a fire on a person's car is a ______: (a) Legal (b) Voidable (c) Valid (d) Illegal
"Holiday Packages" announced as an advertisement are an example of _________: (a) Offer (b) Counter Offer (c) Invitation to Offer (d) None of the above
A match fixing contract between a player and a broker is a: (a) Valid Contract (b) Unenforceable Contract (c) Void Contract (d) Illegal Contract
When a bookseller sells a book on cash payment then it is called as ___________: (a) Unilateral Contract (b) Bilateral Contract (c) Executed Contract (d) Executory Contract
____________ agreements are created by situation: (a) Written (b) Oral (c) Void (d) Implied
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