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Freshers/Beginners Interview Questions and Answers

(1)  Q. What is Batch Updates Using Statements in JDBC ?


(2)  Q. Calling stored procedures with Callable Statement ?


(3)  Q. Basic CRUD(CREATE,UPDATE,DELETE) functionality using Statements in JDBC ?


(4)  Q.What are the steps in the JDBC connection?


(5)  Q.What is JDBC ? Explain Types Of Drivers with Advantage and Disadvantage ?


(6)  Q.What are the steps in the JDBC connection?


(7)  Q.How do you handle your own transaction ?


(8)  Q.How do you call a Stored Procedure from JDBC?


(9)  Q. How do i get result return from stored procedure in JDBC?


(10)  Q. How JDBC work with REF CURSOR returned by stored procedure and retrive results?


(11)  Q.What is two-phase commit?


(12)  Q.What is Single-Phase Commit ?


(13)  Q.What is the advantage of using PreparedStatement?


(14)  Q.Difference between Statement , PreparedStatement and CallableStatement ?


(15)  Q. What is Dirty read?


(16)  Q.What are different types of Transaction Isolation Levels?


(17)  Q.What are collection pools? What are the advantages?


(18)  What are the different JDB drivers available?


(19)  What is the fastest type of JDBC driver?


(20)  How to find total column from a resultset?


(21)  what is rowset? and how does it differ from resultset ?


(22)  What is PreparedStatement ?


(23)  How can you load the drivers?


(24)  What will Class.forName do while loading drivers?


(25)  How can you make the connection?


(26)  How can you create JDBC statements and what are they?


(27)  How can you retrieve data from the ResultSet?


(28)  What are the different types of Statements with Example?


(29)  How can you move the cursor in scrollable result sets?


(30)  How to Make Updates to Updatable Result Sets?


(31)  What?s the difference between TYPE_SCROLL_INSENSITIVE , and TYPE_SCROLL_SENSITIVE?


(32)  What does setAutoCommit do?


(33)  What is Scrollable Result Set ?


(34)  How Getting the Number of Rows in a Table Using a Scrollable Result Set?


(35)  How to Determining If a Result Set Is Scrollable?


(36)  What will Class.forName do while loading drivers?


(37)  How Class.forName() load the Driver and DriverManager.getConnection() return connection?


(38)  What is Metadata and why should I use it?


(39)  Q.Reading an Oracle ARRAY from a stored procedure as an out ?


(40)  Q.How to retrive the results in java returned by refcursor in Stored procedure ?


(41)  Q. How java retrive the result returns from stored procedure ?


(42)  Q.What are the steps in the JDBC connection?


(43)  Q.How do you handle your own transaction ?


(44)  Q.How do you call a Stored Procedure from JDBC?


(45)  Q. How do i get result return from stored procedure in JDBC?


(46)  Q. How JDBC work with REF CURSOR returned by stored procedure and retrive results?


(47)  Q.What is two-phase commit?


(48)  Q.What is Single-Phase Commit ?


(49)  Q.What is the advantage of using PreparedStatement?


(50)  Q.Difference between Statement , PreparedStatement and CallableStatement ?


(51)  Q. What is Dirty read?


(52)  Q.What are different types of Transaction Isolation Levels?


(53)  Q.What are collection pools? What are the advantages?


(54)  What are the different JDB drivers available?


(55)  What is the fastest type of JDBC driver?


(56)  How to find total column from a resultset?


(57)  what is rowset? and how does it differ from resultset ?


(58)  What is PreparedStatement ?


(59)  How can you load the drivers?


(60)  What will Class.forName do while loading drivers?


(61)  How can you make the connection?


(62)  How can you create JDBC statements and what are they?


(63)  How can you retrieve data from the ResultSet?


(64)  What are the different types of Statements with Example?


(65)  How can you move the cursor in scrollable result sets?


(66)  How to Make Updates to Updatable Result Sets?


(67)  What?s the difference between TYPE_SCROLL_INSENSITIVE , and TYPE_SCROLL_SENSITIVE?


(68)  What does setAutoCommit do?


(69)  What is Scrollable Result Set ?


(70)  How Getting the Number of Rows in a Table Using a Scrollable Result Set?


(71)  How to Determining If a Result Set Is Scrollable?


(72)  What will Class.forName do while loading drivers?


(73)  How Class.forName() load the Driver and DriverManager.getConnection() return connection?


(74)  What is Metadata and why should I use it?


(75)  Q.Reading an Oracle ARRAY from a stored procedure as an out ?


(76)  Q.How to retrive the results in java returned by refcursor in Stored procedure ?


(77)  Q. How java retrive the result returns from stored procedure ?


(78)  Q.What are the steps in the JDBC connection?


(79)  Q.How do you handle your own transaction ?


(80)  Q.How do you call a Stored Procedure from JDBC?


(81)  Q. How do i get result return from stored procedure in JDBC?


(82)  Q. How JDBC work with REF CURSOR returned by stored procedure and retrive results?


(83)  Q.What is two-phase commit?


(84)  Q.What is Single-Phase Commit ?


(85)  Q.What is the advantage of using PreparedStatement?


(86)  Q.Difference between Statement , PreparedStatement and CallableStatement ?


(87)  Q. What is Dirty read?


(88)  Q.What are different types of Transaction Isolation Levels?


(89)  Q.What are collection pools? What are the advantages?


(90)  What are the different JDB drivers available?


(91)  What is the fastest type of JDBC driver?


(92)  How to find total column from a resultset?


(93)  what is rowset? and how does it differ from resultset ?


(94)  What is PreparedStatement ?


(95)  How can you load the drivers?


(96)  What will Class.forName do while loading drivers?


(97)  How can you make the connection?


(98)  How can you create JDBC statements and what are they?


(99)  How can you retrieve data from the ResultSet?


(100)  What are the different types of Statements with Example?


(101)  How can you move the cursor in scrollable result sets?


(102)  How to Make Updates to Updatable Result Sets?


(103)  What?s the difference between TYPE_SCROLL_INSENSITIVE , and TYPE_SCROLL_SENSITIVE?


(104)  What does setAutoCommit do?


(105)  What is Scrollable Result Set ?


(106)  How Getting the Number of Rows in a Table Using a Scrollable Result Set?


(107)  How to Determining If a Result Set Is Scrollable?


(108)  What will Class.forName do while loading drivers?


(109)  How Class.forName() load the Driver and DriverManager.getConnection() return connection?


(110)  What is Metadata and why should I use it?


(111)  Q.Reading an Oracle ARRAY from a stored procedure as an out ?


(112)  Q.How to retrive the results in java returned by refcursor in Stored procedure ?


(113)  Q. How java retrive the result returns from stored procedure ?



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