Self-Assessment Quiz

Self-Assessment Quiz
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1	What port number is the well-known port used by Web servers to distribute Web pages to Web browsers?
		A)	Port 20
		B)	Port 21
		C)	Port 25
		D)	Port 80


2	What protocol handles large file transfers between Internet users?
		A)	FTP
		B)	IMAP
		C)	POP3
		D)	SMTP


3	How can you tell that a secure Web page transaction is taking place?
		A)	The URL in the address bar starts with https.
		B)	The URL in the address bar starts with http/ssl.
		C)	The URL in the address bar starts with ssl.
		D)	The URL in the address bar starts with tls.


4	Jane has been tasked to find and implement an application that will enable her boss to log into and control a server remotely and securely. Which of the following applications would work best?
		A)	E-mail
		B)	FTP
		C)	Telnet
		D)	SSH


5	How do Web pages get created on the Internet?
		A)	By ICANN
		B)	By InterNIC
		C)	By publishing them
		D)	By the FCC


6	Which of the following Microsoft operating systems limit Web site access from other systems when using Internet Information Services software? (Select three.)
		A)	Windows XP
		B)	Windows Vista
		C)	Windows 7
		D)	Windows 2003 Server
		E)	Answers A, B, and C


7	Which of the following are names of Web server software?
		A)	Apache
		B)	Exchange
		C)	IIS
		D)	Proxy server
		E)	Answers A and C


8	Which of the following are names of Internet browser software?
		A)	Internet Surfware
		B)	Internet Explorer
		C)	Firefox
		D)	WS_FTP
		E)	Answers B and C


9	Which of the following items does the S in HTTPS represent?
		A)	Proxy server
		B)	Secure Sockets Layer
		C)	Subnet mask
		D)	Switch


10	When using Windows, which command will show all used ports and the IP addresses using them?
		A)	telnet localhost 25
		B)	telnet –ano
		C)	netstat –an
		D)	netstat –ao


11	What is the main difference between TCP and UDP?
		A)	TCP is connection-oriented, whereas UDP is connectionless.
		B)	TCP supports HTTPS, whereas UDP supports SSL.
		C)	TCP sessions can be encrypted, whereas UDP sessions cannot.
		D)	TCP is used on Windows, whereas UDP is used on Linux/UNIX/Mac OS X.
		E)	Answers A and C


12	Which connectionless protocol handles mundane chores like disconnect messages?
		A)	TCP
		B)	UDP
		C)	ICMP
		D)	IGMP


13	Which of the following provide Web services?
		A)	Apache
		B)	IIS
		C)	GWS
		D)	Exchange
		E)	Answers A, B, and C


14	Which Linux/UNIX utility enables you to connect to a server automatically and run commands without entering a user name and password every time?
		A)	Telnet
		B)	rlogin
		C)	RSH
		D)	RCP


15	What should you do if you are having difficulty transferring files with your FTP client when your router supports NAT?
		A)	Configure your FTP client to use active FTP.
		B)	Configure your FTP client to use passive FTP.
		C)	Use SSH to transfer your files instead.
		D)	Use Telnet to connect to the server and then use netstat to transfer the files.

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