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A database is a collection of information that is organized so that it can easily be accessed, managed, and updated. In one view, databases can be classified according to types of content: bibliographic, full-text, numeric, and images. Often abbreviated DB, a database is basically a collection of information organized in such a way that a computer program can quickly select desired pieces of data. We can think of a database as an electronic filing system. Traditional databases are organized by fields, records, and files.
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|Explain about primary key?|
|If i create unquie index on empid of employees table which index i create bitmap or
btree why ?
|Any inbuilt utility of oracle available which make database mirroring ?|
|How grid work. is it possible grid in 9i. how ?|
|Describe the three levels of data abstraction?|
|How to modify already created table?|
|What is primary & unique key which type index oracle create when we make those key ?|
|Why are we not use tablespce begin backup with read only tablespace?|
|How to store and retrieve the image from the database in sqlserver 2005.Plz specify the codes related to this........
|Write the T-SQL code to get the last day of the month ?
|What magic table
What happen when we run any command or stored procedure is it compile ?
|What is lock and latch?|
|My transaction take 30 min i want if my transaction data written in table after each 5 min . If transaction commit or rollback then do according work . this is done through pl/sql how?|
|What is a Relation Schema and a Relation?|
|What is Normalization? explain all the normal forms.|
|Advantages of DBMS?|
|How you can determine query use full table scan?|
|What is a view? How it is related to data independence?|
|What are the three basic rules which are to be followed for relational model of database?|
|What is dynamic data replication?|
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Latest 20 Questions
Payment of time- barred debt is:
Consideration is defined in the Indian Contract Act,1872 in: (a) Section 2(f) (b) Section 2(e) (c) Section 2(g) (d) Section 2(d)
Which of the following is not an exception to the rule, "No consideration, No contract": (a) Natural love and affection (b) Compensation for involuntary services (c) Completed gift (d) Agency
Consideration must move at the desire of: (a) The promisor (b) The promisee (c) The promisor or any other party (d) Both the promisor and the promisee
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