Question 1

Buffering the characters means:

Accepted Answer

A)  characters are immediately sent to their destination. 
B)  characters are not placed in an array. 
C)  characters are not immediately sent to their destination. 
D)  characters are being flushed. 
A)  characters are immediately sent to their destination. 
B)  characters are not placed in an array. 
C)  characters are not immediately sent to their destination. 
D)  characters are being flushed.

Question 2

You should not use a ______ to connect to a web server.

Accepted Answer

A)  Packet 
B)  Socket 
C)  URLConnection 
D)  HttpURLConnection 
A)  Packet 
B)  Socket 
C)  URLConnection 
D)  HttpURLConnection

Question 3

The ______ method of the ServerSocket class waits for a client connection.

Accepted Answer

A)  wait() 
B)  connect() 
C)  accept() 
D)  next() 
A)  wait() 
B)  connect() 
C)  accept() 
D)  next()

Question 4

The ____ program is a useful tool for establishing test connections with servers.

Accepted Answer

A)  DNS 
B)  HTML 
C)  Telnet 
D)  TCP 
A)  DNS 
B)  HTML 
C)  Telnet 
D)  TCP

Question 5

Two kinds of data are transmitted between computers: ______________ refers to the data that one computer actually wants to send to another. Network protocol data are the data that describe how to reach the intended recipient and how to check for errors and data loss in the transmission.

Accepted Answer

A)  packets 
B)  transmission data 
C)  application data 
D)  socket data 
A)  packets 
B)  transmission data 
C)  application data 
D)  socket data

Question 6

The term _____________ data refers to the data that describe how to reach the intended recipient and how to check for errors and data loss in the transmission.

Accepted Answer

A)  packet 
B)  socket 
C)  application data 
D)  network protocol 
A)  packet 
B)  socket 
C)  application data 
D)  network protocol

Question 7

When a web page is loaded, the browser stores it in a ________ directory.

Accepted Answer

A)  root 
B)  my document 
C)  cashe 
D)  cache 
A)  root 
B)  my document 
C)  cashe 
D)  cache

Question 8

The ______ method empties the buffer and forwards all waiting characters to the destination.

Accepted Answer

A)  print 
B)  send 
C)  scan 
D)  flush 
A)  print 
B)  send 
C)  scan 
D)  flush

Question 9

A page not found has status code _______________.

Accepted Answer

A)  200 not found. 
B)  404 not found. 
C)  0 not found. 
D)  100 not found. 
A)  200 not found. 
B)  404 not found. 
C)  0 not found. 
D)  100 not found.

Question 10

The ____________ translates domain names into Internet addresses.

Accepted Answer

A)  DSN 
B)  DNIP 
C)  DNS 
D)  TCP 
A)  DSN 
B)  DNIP 
C)  DNS 
D)  TCP

Question 11

Write a code fragment that connects to a server running on gorge.divms.uiowa.edu at port 2345 and reads one line of text sent by the server.

Accepted Answer

A)  Socket sock = new Socket(gorge.divms.uiowa.edu, 2345);
Scanner scan = new Scanner(sock.getOutputStream());
String line = scan.nextLine(); 
B)  Socket sock = new Socket(gorge.divms.uiowa.edu, 2345);
Scanner scan = new Scanner(sock.getInputStream());
String line = scan.nextLine(); 
C)  Scanner scan = new Scanner(sock.getInputStream());
Socket sock = new Socket(gorge.divms.uiowa.edu, 2345);
String line = scan.nextLine(); 
D)  Socket sock = new Socket(2345, gorge.divms.uiowa.edu);
Scanner scan = new Scanner(sock.getInputStream());
String line = scan.next(); 
A)  Socket sock = new Socket(gorge.divms.uiowa.edu, 2345);
Scanner scan = new Scanner(sock.getOutputStream());
String line = scan.nextLine(); 
B)  Socket sock = new Socket(gorge.divms.uiowa.edu, 2345);
Scanner scan = new Scanner(sock.getInputStream());
String line = scan.nextLine(); 
C)  Scanner scan = new Scanner(sock.getInputStream());
Socket sock = new Socket(gorge.divms.uiowa.edu, 2345);
String line = scan.nextLine(); 
D)  Socket sock = new Socket(2345, gorge.divms.uiowa.edu);
Scanner scan = new Scanner(sock.getInputStream());
String line = scan.next();

Question 12

The Java library provides a _________ class that can take care of the socket connection to a web server.

Accepted Answer

A)  SocketConnection 
B)  ServerConnection 
C)  ClientConnection 
D)  URLConnection 
A)  SocketConnection 
B)  ServerConnection 
C)  ClientConnection 
D)  URLConnection

Question 13

The HTTP command POST ____________.

Accepted Answer

A)  returns the requested item. 
B)  supplies input to a server-side command and returns the result. 
C)  requests input from the server-side command. 
D)  supplies input to a client-side command. 
A)  returns the requested item. 
B)  supplies input to a server-side command and returns the result. 
C)  requests input from the server-side command. 
D)  supplies input to a client-side command.

Question 14

IP breaks up large chunks of data into more manageable ____________________.

Accepted Answer

A)  packets 
B)  sockets 
C)  application data 
D)  network protocol data 
A)  packets 
B)  sockets 
C)  application data 
D)  network protocol data

Question 15

A(n) _______________ is a set of instructions and rules that the client and server follow to allow communication between them. Each will know what to send and what to expect to receive from its partner in the communication.

Accepted Answer

A)  URL 
B)  Internet 
C)  protocol in network programming 
D)  File Transfer Protocol 
A)  URL 
B)  Internet 
C)  protocol in network programming 
D)  File Transfer Protocol

Question 16

The HTTP command TRACE ____________.

Accepted Answer

A)  traces the requested item. 
B)  traces an item from the client. 
C)  traces an item on the server. 
D)  traces the server communication. 
A)  traces the requested item. 
B)  traces an item from the client. 
C)  traces an item on the server. 
D)  traces the server communication.

Question 17

The HTTP command HEAD ____________.

Accepted Answer

A)  stores the header information of an item on the server. 
B)  deletes the header information of an item from the server. 
C)  requests the header information of an item. 
D)  traces the header information of an item. 
A)  stores the header information of an item on the server. 
B)  deletes the header information of an item from the server. 
C)  requests the header information of an item. 
D)  traces the header information of an item.

Question 18

_______ ________ was developed to enable different local area networks to communicate with each other and has become the basis for connecting computers around the world over the Internet.

Accepted Answer

A)  TCP 
B)  IP 
C)  FTP 
D)  HTTP 
A)  TCP 
B)  IP 
C)  FTP 
D)  HTTP

Question 19

Which code creates a server socket on port PORT_NUMBER and listens for a connection?

Accepted Answer

A)  ServerSocket ss = new ServerSocket(PORT_NUMBER);
Socket sock = ss.accept(); 
B)  Socket ss = new Server(PORT_NUMBER);
ServerSocket sock = ss.accept(); 
C)  ServerSocket ss = new ServerSocket();
Socket sock = ss.accept(); 
D)  ServerSocket ss = new ServerSocket(PORT_NUMBER);
Socket sock = new Socket(ss.accept()); 
A)  ServerSocket ss = new ServerSocket(PORT_NUMBER);
Socket sock = ss.accept(); 
B)  Socket ss = new Server(PORT_NUMBER);
ServerSocket sock = ss.accept(); 
C)  ServerSocket ss = new ServerSocket();
Socket sock = ss.accept(); 
D)  ServerSocket ss = new ServerSocket(PORT_NUMBER);
Socket sock = new Socket(ss.accept());

Question 20

A ______ is an object that encapsulates a TCP connection.

Accepted Answer

A)  packet 
B)  socket 
C)  client 
D)  server 
A)  packet 
B)  socket 
C)  client 
D)  server

Exam 22: Internet Networking

Buffering the characters means:

You should not use a ______ to connect to a web server.

The ______ method of the ServerSocket class waits for a client connection.

The ____ program is a useful tool for establishing test connections with servers.

Two kinds of data are transmitted between computers: ______________ refers to the data that one computer actually wants to send to another. Network protocol data are the data that describe how to reach the intended recipient and how to check for errors and data loss in the transmission.

The term _____________ data refers to the data that describe how to reach the intended recipient and how to check for errors and data loss in the transmission.

When a web page is loaded, the browser stores it in a ________ directory.

The ______ method empties the buffer and forwards all waiting characters to the destination.

A page not found has status code _______________.

The ____________ translates domain names into Internet addresses.

Write a code fragment that connects to a server running on gorge.divms.uiowa.edu at port 2345 and reads one line of text sent by the server.

The Java library provides a _________ class that can take care of the socket connection to a web server.

The HTTP command POST ____________.

IP breaks up large chunks of data into more manageable ____________________.

A(n) _______________ is a set of instructions and rules that the client and server follow to allow communication between them. Each will know what to send and what to expect to receive from its partner in the communication.

The HTTP command TRACE ____________.

The HTTP command HEAD ____________.

_______ ________ was developed to enable different local area networks to communicate with each other and has become the basis for connecting computers around the world over the Internet.

Which code creates a server socket on port PORT_NUMBER and listens for a connection?

A ______ is an object that encapsulates a TCP connection.

Introduction

Using Objects

Implementing Classes

Fundamental Data Types

Decisions

Loops

Arrays and Array Lists

Designing Classes

Inheritance

Interfaces

Inputoutput and Exception Handling

Object-Oriented Design

Recursion

Sorting and Searching

The Java Collections Framework

Basic Data Structures

Tree Structures

Generic Classes

Graphical User Interfaces

Streams and Binary Inputoutput

Multithreading

Relational Databases

XML

Web Applications

Filters

_ __ was developed to enable different local area networks to communicate with each other and has become the basis for connecting computers around the world over the Internet.