Question 1

Which of the following type of JDBC driver should be used if your Java application is accessing multiple types of databases at the same time?

Accepted Answer

A) Type 1 
B) Type 2 
C) Type 3 
D) Type 4 
A) Type 1 
B) Type 2 
C) Type 3 
D) Type 4 C

Question 2

The client requests a connection to a server using which of the following statement?

Accepted Answer

A) Socket s = new Socket(ServerName, port); 
B) Socket s = serverSocket.accept(); 
C) Socket s = serverSocket.getSocket(); 
D) Socket s = new Socket(ServerName); 
A) Socket s = new Socket(ServerName, port); 
B) Socket s = serverSocket.accept(); 
C) Socket s = serverSocket.getSocket(); 
D) Socket s = new Socket(ServerName); A

Question 3

To create an InputStream on a socket, say s, which of the following statement is necessary?

Accepted Answer

A) InputStream in = new InputStream(s); 
B) InputStream in = s.getInputStream(); 
C) InputStream in = s.obtainInputStream(); 
D) InputStream in = s.getStream(); 
A) InputStream in = new InputStream(s); 
B) InputStream in = s.getInputStream(); 
C) InputStream in = s.obtainInputStream(); 
D) InputStream in = s.getStream(); B

Question 4

In the socket programming, for an IP address, which can be used to find the host name and IP address of a client/ server?

Accepted Answer

A) The ServerSocket class 
B) The Socket class 
C) The InetAddress class 
D) The Connection interface 
A) The ServerSocket class 
B) The Socket class 
C) The InetAddress class 
D) The Connection interface

Question 5

Which of the following protocol follows connection less service?

Accepted Answer

A) TCP 
B) TCP/IP 
C) UDP 
D) HTTP 
A) TCP 
B) TCP/IP 
C) UDP 
D) HTTP

Question 6

Which of the following is true about JDBC?

Accepted Answer

A) The JDBC API is an API to access different relational databases. 
B) You use it to access relational databases without embedding a dependency on a specific database type in your code. 
C) JDBC stands for Java DataBase Connectivity. 
D) All of the above. 
A) The JDBC API is an API to access different relational databases. 
B) You use it to access relational databases without embedding a dependency on a specific database type in your code. 
C) JDBC stands for Java DataBase Connectivity. 
D) All of the above.

Question 7

Which of the following statement is TRUE?

Accepted Answer

A) With stream sockets there is no need to establish any connection and data flows between the processes are as continuous streams. 
B) Stream sockets are said to provide a connection-less service and UDP protocol is used 
C) Datagram sockets are said to provide a connection-oriented service and TCP protocol is used 
D) With datagram sockets there is no need to establish any connection and data flows between the processes are as packets. 
A) With stream sockets there is no need to establish any connection and data flows between the processes are as continuous streams. 
B) Stream sockets are said to provide a connection-less service and UDP protocol is used 
C) Datagram sockets are said to provide a connection-oriented service and TCP protocol is used 
D) With datagram sockets there is no need to establish any connection and data flows between the processes are as packets.

Question 8

Which of these package contains classes and interfaces for networking?

Accepted Answer

A) java.io 
B) java.util 
C) java.net 
D) javax.swing 
A) java.io 
B) java.util 
C) java.net 
D) javax.swing

Question 9

To connect to a server running on the same machine with the client, which of the following cannotbe used for the hostname?

Accepted Answer

A) "localhost" 
B) "127.0.0.1" 
C) InetAddress.getLocalHost(), 
D) "127.0.0.0" 
A) "localhost" 
B) "127.0.0.1" 
C) InetAddress.getLocalHost(), 
D) "127.0.0.0"

Question 10

The server listens for a connection request from a client using which of the following statement?

Accepted Answer

A) Socket s = new Socket(ServerName, port); 
B) Socket s = serverSocket.accept() 
C) Socket s = serverSocket.getSocket() 
D) Socket s = new Socket(ServerName); 
A) Socket s = new Socket(ServerName, port); 
B) Socket s = serverSocket.accept() 
C) Socket s = serverSocket.getSocket() 
D) Socket s = new Socket(ServerName);

Question 11

Which of the following method call is valid to obtain the server's hostname by invoking an applet?

Accepted Answer

A) getCodeBase().host() 
B) getCodeBase().getHost() 
C) getCodeBase().hostName() 
D) getCodeBase().getHostName() 
A) getCodeBase().host() 
B) getCodeBase().getHost() 
C) getCodeBase().hostName() 
D) getCodeBase().getHostName()

Question 12

Which of the following step establishes a connection with a database?

Accepted Answer

A) Import packages containing the JDBC classes needed for database programming. 
B) Register the JDBC driver, so that you can open a communications channel with the database. 
C) Open a connection using the DriverManager.getConnection () method. 
D) Execute a query using an object of type Statement. 
A) Import packages containing the JDBC classes needed for database programming. 
B) Register the JDBC driver, so that you can open a communications channel with the database. 
C) Open a connection using the DriverManager.getConnection () method. 
D) Execute a query using an object of type Statement.

Question 13

Which of the following holds data retrieved from a database after you execute an SQL query using Statement objects?

Accepted Answer

A) ResultSet 
B) JDBC driver 
C) Connection 
D) Statement 
A) ResultSet 
B) JDBC driver 
C) Connection 
D) Statement

Question 14

Which of the following is correct about JDBC?

Accepted Answer

A) JDBC architecture decouples an abstraction from its implementation. 
B) JDBC follows a bridge design pattern. 
C) Both of the above. 
D) None of the above. 
A) JDBC architecture decouples an abstraction from its implementation. 
B) JDBC follows a bridge design pattern. 
C) Both of the above. 
D) None of the above.

Question 15

Which of the following protocols is/are for splitting and sending packets to an address across a network?

Accepted Answer

A) TCP/IP 
B) FTP 
C) SMTP 
D) UDP 
A) TCP/IP 
B) FTP 
C) SMTP 
D) UDP

Question 16

Which of the following is not a valid type of ResultSet?

Accepted Answer

A) ResultSet.TYPE_FORWARD_ONLY 
B) ResultSet.TYPE_SCROLL_INSENSITIVE 
C) ResultSet.TYPE_SCROLL_SENSITIVE 
D) ResultSet.TYPE_BACKWARD_ONLY 
A) ResultSet.TYPE_FORWARD_ONLY 
B) ResultSet.TYPE_SCROLL_INSENSITIVE 
C) ResultSet.TYPE_SCROLL_SENSITIVE 
D) ResultSet.TYPE_BACKWARD_ONLY

Question 17

Which of the following type of JDBC driver, uses database native protocol?

Accepted Answer

A) JDBC-ODBC Bridge plus ODBC driver 
B) Native-API, partly Java driver 
C) JDBC-Net, pure Java driver 
D) Native-protocol, pure Java driver 
A) JDBC-ODBC Bridge plus ODBC driver 
B) Native-API, partly Java driver 
C) JDBC-Net, pure Java driver 
D) Native-protocol, pure Java driver

Question 18

Which of these is a protocol for breaking and sending packets to an address across a network?

Accepted Answer

A) TCP/IP 
B) DNS 
C) Socket 
D) Proxy Server 
A) TCP/IP 
B) DNS 
C) Socket 
D) Proxy Server

Question 19

Which of these class is used to encapsulate IP address and DNS?

Accepted Answer

A) DatagramPacket 
B) URL 
C) InetAddress 
D) ContentHandler 
A) DatagramPacket 
B) URL 
C) InetAddress 
D) ContentHandler

Question 20

Which of the following type of JDBC driver, is also called Type 2 JDBC driver?

Accepted Answer

A) JDBC-ODBC Bridge plus ODBC driver 
B) Native-API, partly Java driver 
C) JDBC-Net, pure Java driver 
D) Native-protocol, pure Java driver 
A) JDBC-ODBC Bridge plus ODBC driver 
B) Native-API, partly Java driver 
C) JDBC-Net, pure Java driver 
D) Native-protocol, pure Java driver

Which of the following type of JDBC driver should be used if your Java application is accessing multiple types of databases at the same time?

The client requests a connection to a server using which of the following statement?

To create an InputStream on a socket, say s, which of the following statement is necessary?

In the socket programming, for an IP address, which can be used to find the host name and IP address of a client/ server?

Which of the following protocol follows connection less service?

Which of the following is true about JDBC?

Which of the following statement is TRUE?

Which of these package contains classes and interfaces for networking?

To connect to a server running on the same machine with the client, which of the following cannotbe used for the hostname?

The server listens for a connection request from a client using which of the following statement?

Which of the following method call is valid to obtain the server's hostname by invoking an applet?

Which of the following step establishes a connection with a database?

Which of the following holds data retrieved from a database after you execute an SQL query using Statement objects?

Which of the following is correct about JDBC?

Which of the following protocols is/are for splitting and sending packets to an address across a network?

Which of the following is not a valid type of ResultSet?

Which of the following type of JDBC driver, uses database native protocol?

Which of these is a protocol for breaking and sending packets to an address across a network?

Which of these class is used to encapsulate IP address and DNS?

Which of the following type of JDBC driver, is also called Type 2 JDBC driver?

JDBC, Servlets, and Cookies

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JDBC and Spring Framework

JDBC and Networking

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Exam 1: Networking and JDBC

Which of the following type of JDBC driver should be used if your Java application is accessing multiple types of databases at the same time?

The client requests a connection to a server using which of the following statement?

To create an InputStream on a socket, say s, which of the following statement is necessary?

In the socket programming, for an IP address, which can be used to find the host name and IP address of a client/ server?

Which of the following protocol follows connection less service?

Which of the following is true about JDBC?

Which of the following statement is TRUE?

Which of these package contains classes and interfaces for networking?

To connect to a server running on the same machine with the client, which of the following cannotbe used for the hostname?

The server listens for a connection request from a client using which of the following statement?

Which of the following method call is valid to obtain the server's hostname by invoking an applet?

Which of the following step establishes a connection with a database?

Which of the following holds data retrieved from a database after you execute an SQL query using Statement objects?

Which of the following is correct about JDBC?

Which of the following protocols is/are for splitting and sending packets to an address across a network?

Which of the following is not a valid type of ResultSet?

Which of the following type of JDBC driver, uses database native protocol?

Which of these is a protocol for breaking and sending packets to an address across a network?

Which of these class is used to encapsulate IP address and DNS?

Which of the following type of JDBC driver, is also called Type 2 JDBC driver?

JDBC, Servlets, and Cookies

Servlets and Session Tracking

Web Development and JSP

Web Development With Java Frameworks and Libraries

JDBC and Spring Framework

JDBC and Networking

Java Web Development: Methods, Variables, and Technologies

JSP, Threading, and RMI

Filters