Choose the best answer.

1		Which of the following is a properly formatted IPv4 address?
			A)	10.10.10.10
			B)	250.250.250.260
			C)	A123:B456:C789:D123:E456:F789
			D)	AA:BB:CC:XX:YY:ZZ
2		Which of the following is a properly formatted IPv6 address?
			A)	100.100.100.100
			B)	256.0.0.0
			C)	A123:B456:C789:D123:E456:F789
			D)	AAAA:BBBB:CCCC:DDDD:EEEE:YYYY
3		What should hold the IP address of a router that leads out to the Internet?
			A)	default gateway
			B)	default IP
			C)	subnet mask
			D)	remote gateway
4		What letter classes are commonly used in networking?
			A)	A, B
			B)	A, B, C
			C)	W, X, Y, Z
			D)	X, Y, Z
5		What does a DNS server perform on a network?
			A)	resolves domain names to IP addresses
			B)	defines and separates network IDs and host IDs
			C)	issues IP addresses to client computers
			D)	resolves NetBIOS names to IP addresses
6		What commonly used ports are used for HTTP and HTTPS?
			A)	20 and 21
			B)	80 and 110
			C)	80 and 443
			D)	110 and 443
7		What does a DHCP server perform on a network?
			A)	resolves domain names to IP addresses
			B)	defines and separates network IDs and host IDs
			C)	issues IP addresses to client computers
			D)	resolves NetBIOS names to IP addresses
8		What allows for extensive further segmentation of a computer network?
			A)	ARP
			B)	classful subnets
			C)	classless subnets
			D)	TFTP
9		What commonly used ports are used for FTP data and control?
			A)	20 and 21
			B)	25 and 110
			C)	80 and 443
			D)	143 and 161
10		What does a WINS server perform on a network?
			A)	resolves domain names to IP addresses
			B)	defines and separates network IDs and host IDs
			C)	issues IP addresses to client computers
			D)	resolves NetBIOS names to IP addresses