ITN 262 -EXAM 4 QUESTIONS WITH
CORRECT ANSWERS.
Below are statements about ARP and routing. Select all that are true.
c) ARP can provide the MAC address of any destination host on the internet.
a) A host can rely exclusively on ARP to route packets between hosts on its local network.
d) ARP requests are broadcast to all hosts on a given local network.
b) ARP can provide the MAC address of a gateway router if the router's IP address is
known.
a) A host can rely exclusively on ARP to route packets between hosts on its local network.
d) ARP requests are broadcast to all hosts on a given local network.
b) ARP can provide the MAC address of a gateway router if the router's IP address is known.
192.168.1.1 is an example of a(n):
b) binary network mask.
d) IPv6 address.
a) MAC address.
c) IPv4 address.
c) IPv4 address.
1111 1111 - 1111 1111 - 1111 0000 - 0000 0000 is an example of a(n):
a) MAC address.
d) IPv6 address.
c) IPv4 address.
b) binary network mask.
b) binary network mask.
A(n) _______ binary value contains a row of 1 bits to identify the network address bits.
,network mask
True or False? Address scope is based on the protocol layer at which the address is defined.
True
False
True
Here is a list of features appearing in a low-cost commercial gateway. Which feature is
most important in order to use private IP addresses?
c) Network address translation
a) Link layer switch
b) IP layer router
d) Dynamic Host Configuration Protocol
c) Network address translation
Which of the following are valid private IP addresses? Select all that apply.
c) 96.16.114.199
d) 172.30.222.111
f) 192.125.95.99
e) 173.16.114.399
a) 10.96.16.114
b) 192.168.1.270
d) 172.30.222.111
a) 10.96.16.114
b) 192.168.1.270
The element that automatically assigns an IP address to a newly-appearing LAN host is:
c) network address translation (NAT).
, a) Dynamic Host Configuration Protocol (DHCP).
b) Address Resolution Protocol (ARP).
d) None of these is correct.
a) Dynamic Host Configuration Protocol (DHCP).
True or False? Private IP addresses may only be used on a private network.
True
False
True
True or False? Network address translation (NAT) prevents hosts on a LAN from sharing
the global IP address assigned by the ISP.
True
False
False
A tool that captures packets on a network and helps you analyze the packets is:
b) ARP.
a) DHCP.
c) nmap.
d) Wireshark.
d) Wireshark.
Which of the following is correct about the nmap utility? Select all that apply. Note: nmap
does not graphically "map"; rather, it scans and reports what it finds in text.
c) Identifies the versions of network protocol software each host is running
b) Assigns IP addresses to devices on a LAN
CORRECT ANSWERS.
Below are statements about ARP and routing. Select all that are true.
c) ARP can provide the MAC address of any destination host on the internet.
a) A host can rely exclusively on ARP to route packets between hosts on its local network.
d) ARP requests are broadcast to all hosts on a given local network.
b) ARP can provide the MAC address of a gateway router if the router's IP address is
known.
a) A host can rely exclusively on ARP to route packets between hosts on its local network.
d) ARP requests are broadcast to all hosts on a given local network.
b) ARP can provide the MAC address of a gateway router if the router's IP address is known.
192.168.1.1 is an example of a(n):
b) binary network mask.
d) IPv6 address.
a) MAC address.
c) IPv4 address.
c) IPv4 address.
1111 1111 - 1111 1111 - 1111 0000 - 0000 0000 is an example of a(n):
a) MAC address.
d) IPv6 address.
c) IPv4 address.
b) binary network mask.
b) binary network mask.
A(n) _______ binary value contains a row of 1 bits to identify the network address bits.
,network mask
True or False? Address scope is based on the protocol layer at which the address is defined.
True
False
True
Here is a list of features appearing in a low-cost commercial gateway. Which feature is
most important in order to use private IP addresses?
c) Network address translation
a) Link layer switch
b) IP layer router
d) Dynamic Host Configuration Protocol
c) Network address translation
Which of the following are valid private IP addresses? Select all that apply.
c) 96.16.114.199
d) 172.30.222.111
f) 192.125.95.99
e) 173.16.114.399
a) 10.96.16.114
b) 192.168.1.270
d) 172.30.222.111
a) 10.96.16.114
b) 192.168.1.270
The element that automatically assigns an IP address to a newly-appearing LAN host is:
c) network address translation (NAT).
, a) Dynamic Host Configuration Protocol (DHCP).
b) Address Resolution Protocol (ARP).
d) None of these is correct.
a) Dynamic Host Configuration Protocol (DHCP).
True or False? Private IP addresses may only be used on a private network.
True
False
True
True or False? Network address translation (NAT) prevents hosts on a LAN from sharing
the global IP address assigned by the ISP.
True
False
False
A tool that captures packets on a network and helps you analyze the packets is:
b) ARP.
a) DHCP.
c) nmap.
d) Wireshark.
d) Wireshark.
Which of the following is correct about the nmap utility? Select all that apply. Note: nmap
does not graphically "map"; rather, it scans and reports what it finds in text.
c) Identifies the versions of network protocol software each host is running
b) Assigns IP addresses to devices on a LAN
