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Java Database Connectivity (JDBC) is an API for the Java programming language that defines how a client may access a database. It provides methods for querying and updating data in a database. JDBC is oriented towards relational databases.
|Two parts of JDBC 2.0 API are
* The JDBC 2.0 core API (the java.sql package), which is included in the JavaTM 2 SDK, Standard Edition
* The JDBC 2.0 Optional Package API (the javax.sql package), which is available separately or as part of the Java 2 SDK, Enterprise Edition
State true or false for the above both points
|What are batch updates|
|Why do you use a data source object for a connection?|
|Which of the statements is true regarding loading a driver in JDBC.1. registerDriver(Driver driver).2. Class.forName(java.lang.String driverclass)
|What is the difference between setMaxRows(int) and SetFetchSize(int)? Can either reduce processing time?|
|What is the difference between a Driver and a DataSource (in Java JDBC)?|
|State true or false :-The JDBC-ODBC bridge from Sun's Java Software does not provide network access to desktop databases like Microsoft access by itself.|
|Which is the best driver among the 4 jdbc drivers?how can we load that driver?
|How to call a Stored Procedure from JDBC?|
|Explain about the drive manager class working?|
|The cause of failing to load the appropriate JDBC drivers before calling the getConnection method, or it specifying an invalid JDBC URL--one that isn't recognized by your JDBC driver can result in the error __________________ during a call to the DriverManager.getConnection method.|
|What are the steps involved in establishing a connection?|
|Give an example for getXXX method?|
|How web server is connected with appliction server?|
|What is class in class.forname()?
|Which of the following statements is true regarding the failing of the class.forName in jdk 1.1.x.
|How do you implement Connection Pooling|
|Explain about multiple implementations and drive manager?|
|What is the JDBC syntax for using a literal or variable in a standard Statement?|
|How can resultset records be restricted to certain rows?|
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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