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Test Status
JDBCRANDOMTEST
Ques 1 :
Which of the following statements is false as far as different type of statements is concern in JDBC?
(A) Regular Statement
(B) Interim Statement
(C) Callable Statement
(D) Prepared Statement
Ques 2 :
Where is metadata stored in MySQL?
(A) In the MySQL database mysql
(B) In the MySQL database metadata
(C) In the MySQL database metasql
(D) In the MySQL database mysql
Ques 3 :
Whatâ??s the difference between TYPE_SCROLL_INSENSITIVE , and TYPE_SCROLL_SENSITIVE?
(A) Both types of result sets will make changes visible if they are closed and then reopened.
(B) A result set that is TYPE_SCROLL_INSENSITIVE does not reflect changes made while it is still open and one that is TYPE_SCROLL_SENSITIVE does.
(C) You will get a scrollable ResultSet object if you specify one of these ResultSet constants.
(D) A result set that is TYPE_SCROLL_INSENSITIVE makes the result set read only while one that is TYPE_SCROLL_SENSITIVE does not.
Ques 4 :
How many different types of resultset in JDBC?
(A) 1
(B) 2
(C) 3
(D) 4
Ques 5 :
What is sent to the user via HTTP, invoked using the HTTP protocol on the user's computer, and run on the user's computer as an application?
(A) A Java application
(B) A Java applet
(C) A Java servlet
(D) None of the above is correct.
Ques 6 :
The JDBC-ODBC Bridge supports multiple concurrent open statements per connection?
(A) False
(B) True
Ques 7 :
Which isolation level prevents dirty read in JDBC, connection class.
(A) TRANSACTION_READ_ COMMITTED
(B) TRANSACTION_UNREAD_ COMMITTED
Ques 8 :
If your Java application is accessing multiple types of databases at the same time, which type of driver is the preferred driver.
(A) Type-1
(B) Type-2
(C) Type-3
(D) Type-4
Ques 9 :
Which of the following statement is false regarding the use of setAutoCommit() in JDBC
(A) When a connection is created, it is in auto-commit mode.
(B) If the value is true each individual SQL statement is treated as a transaction and will be automatically committed right after it is executed.
(C) once auto-commit mode is disabled, no SQL statements will be committed until you call the method commit explicitly
(D) By default the JDBC call is in auto-commit mode.
Ques 10 :
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.
(A) True
(B) False
Ques 11 :
JDBC-ODBC Bridge is platform independent driver.
(A) False
(B) True
Ques 12 :
Which JDBC driver Type(s) can you use in a three-tier architecture and if the Web server and the DBMS are running on the same machine?
(A) Type 1 only
(B) Type 2 only
(C) Both Type 3 and Type 4
(D) All of Type 1, Type 2, Type 3 and Type 4
Ques 13 :
Type-2 driver called-
(A) Native-protocol, pure Java driver
(B) JDBC-Net, pure Java driver
(C) Native-API, partly Java driver
(D) JDBC-ODBC Bridge plus ODBC driver
Ques 14 :
Which of the following is false regarding the Type 3 JDBC driver
(A) A Type 3 driver is a JDBC-Net pure Java driver
(B) This translates JDBC calls into a database -dependent net protocol.
(C) Vendors of database middleware products can implement this type of driver into their products to provide interoperability with the greatest number of database servers.
(D) a,b
Ques 15 :
Which JDBC driver Type(s) can you use in a three-tier architecture and if the Web server and the DBMS are running on the same machine?
(A) Type 1 only
(B) Type 2 only
(C) Both Type 3 and Type 4
(D) All of Type 1, Type 2, Type 3 and Type 4
Ques 16 :
State true or false Can we retrieve a whole row of data at once, instead of calling an individual ResultSet.getXXX method for each column ?
(A) True
(B) False
Ques 17 :
Can we update a resultset programmatically?
(A) No
(B) Yes
Ques 18 :
State true or false . Does the JDBC-ODBC Bridge support multiple concurrent open statements per connection?
(A) False
(B) True
Ques 19 :
Which of the following methods are needed for loading a database driver in JDBC?
(A) registerDriver() method
(B) Class.forName()
(C) Both A and B
(D) getConnection()
Ques 20 :
State true or false :- ResultSet.CONCUR_UPDATABLE used with the result set is used to update the rows directly in the database.
(A) True
(B) False
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