Test 2
How would you represent the following subnet mask in CIDR notation. 255.255.192.0 /18 /20 /19 /21
/18
Which of the following addresses is a private class A address? 9.9.9.9 172.16.30.12 192.168.1.2 10.10.10.10
10.10.10.10
Which of the following IP addresses will not be forwarded by a router? 10.20.30.40 144.38.2.2 8.8.4.4 40.30.20.10
10.20.30.40
The loopback address is ________. 10.0.0.1 169.254.4.255 8.8.8.8 127.0.0.1 192.168.0.1
127.0.0.1
An IPv6 address is _____ bits in length? 64 32 256 128
128
How many bits is an IPv6 address? 32 64 128 256
128
What is the ALLOWABLE number of ip addresses you could assign given the network of: 192.168.1.0/28 12 16 14 24
14
Use a command to figure out the IP address for cit.dixie.edu. What is the ip address? 144.38.192.100 8.8.1.1 144.38.192.200 10.20.30.40
144.38.192.200
How many host bits are allocated in a class B address block? 8 32 24 16
16
What is the broadcast id of the following network: 192.168.2.0/24 192.168.2.255 192.168.2.3 192.168.1.255 192.168.2.15
192.168.2.255
What is the broadcast id of the following network: 192.168.2.0/30 192.168.2.255 192.168.2.31 192.168.2.0 192.168.2.3
192.168.2.255
Assume that your ISP has given you the address block: 200.200.200.0/24 How many subnets could you create if you use a /25 mask? 2 1 3 4
2
What is the ALLOWABLE number of ip addresses you could assign given the network of: 192.168.1.0/30 8 1 2
2
Which of the following would be an IP multicast address? 144.38.255.255 8.8.8.8 224.0.0.1 10.20.30.40
224.0.0.1
A class A address has ___ bits to assign to hosts. 16 8 24 32
24
A class C address has ____ bits for the Network Id. 8 16 24 32
24
Which of the following is NOT a valid subnet mask? 255.255.252.0 255.252.0.0 255.255.255.252 255.255.0.252
255.255.0.252
What is the subnet mask for a /23 255.255.255.254 255.255.254.0 255.255.255.192 255.255.255.224
255.255.254.0
Correctly order the sequence of packets in a typical DHCP request. 1.Offer 2.ACK 3.Discover 4.Request
3 1 4 2
An IPv4 address is _____ bits in length? 128 32 64 48
32
Assume that your ISP has given you the address block: 200.200.200.0/24 How many subnets could you create if you use a /26 mask? 3 1 2 4
4
Which of the following is an invalid ip address? 40.30.20.10 4.3.2.1 10.20.30.40 400.300.200.100
400.300.200.100
The maximum size of an ip packet is ____ bytes. 256 1024 32768 65536
65536
What protocol is used to request a MAC address that corresponds to a known IPv4 address on the local network? IGMP TTL ICMP ARP
ARP
Which of the following protocols maps an IP to a mac address? BGP ARP TCP Ethernet
ARP
___ is used between autonomous systems. BGP OSPF EIGRP IS-IS
BGP
Which of the following is an appropriate acronym for "classless interdomain routing" CIDR RDIC YOMAMA DDD
CIDR
In which of the following address classes would the following IP address belong? 100.100.100.100 Class C Class D Class A Class B
Class A
In which of the following address classes would the following IP address belong? 200.200.200.200 Class A Class C Class B Class D
Class C
The process of failing over from one route to a backup route is called _____. uptime convergence etherchannel hop count matrix
Convergence
_____ is a protocol that will assign IP addresses for you. HTTP Ethernet DHCP ARP
DHCP
144.38.205.1 is a class A address. True False
False
A DNS 'AAAA' record is only used on IPv4 networks. True False
False
ARP traffic usually can travel through a router. True False
False
An IP datagram is generally encapsulated inside of a TCP segment. True False
False
An IPv6 address is typically written in dotted-decimal notation like IPv4. True False
False
DHCP cannot be used on an IPv6 network. True False
False
DNS always updates to reflect changes made by DHCP. True False
False
If the ip packet is 128 bytes, it will be fragmented before being encapsulated in an Ethernet frame. True False
False
It is possible to have multiple sets of double colons (::) in an IPv6 address. True False
False
Link state routing protocols generally take longer to converge than distance-vector protocols. True False
False
NIC can only be assigned a single IP address. True False
False
OSPF is an EGP True False
False
Private IP addresses will be forwarded from one router to another. True False
False
Static routes can automatically converge when a route fails. True False
False
Subnet masks must be unique. True False
False
Subnetting is not available when using IPv6. True False
False
The receiving station sends an acknowledgement to the sending station at the IP layer after a packet has been received. True False
False
10.1.2.3 and 10.2.2.3 are on the same network. No Yes It depends on the subnet mask.
It depends on the subnet mask.
A host with 3 nics is said to be _____. tri-nicked multihomed multimode a macintosh
Mulithomed
Assuming PC1 wanted to get out to the internet, what path would the packets take if OSPF were used as the routing protocol between routers? R3->R1->R2->Internet R3->R2->Internet R3->R4->R2->Internet R3->R4->R1->R2->Internet
R3->R1->R2->Internet
Assuming PC1 wanted to get out to the internet, what path would the packets take if RIP were used as the routing protocol between routers? R3->R1->R2->Internet R3->R2->Internet R3->R4->R2->Internet Depends on the time of day
R3->R1->R2->Internet
Which of the following IS a distance-vector routing protocol? EIGRP RIP OSPF GGP
RIP
Which of the following routing protocols use Hop Count as a metric? RIP OSPF EIGRP BGP
RIP
193.7.8.8 is a class C address. True False
True
A UDP packet can be placed inside of an IP datagram. True False
True
A broadcast message is not typically forwarded by a router. True False
True
A host will maintain a local cache of ARP entries. True False
True
A router can break up IP datagrams into smaller IP datagrams. True False
True
A single ip address could have multiple A records pointed to it. True False
True
An FQDN could map to more than one IP address. True False
True
BGP is an EGP True False
True
EIGRP routes are more believable than Static routes. True False
True
IP addresses must be unique on a network. True False
True
IPv6 can coexist with IPv4. True False
True
IPv6 has no need to use ARP since the MAC address is typically contained inside the IPv6 address. True False
True
Most devices on a network maintain a DNS cache. True False
True
Most devices on a network maintain a routing table. True False
True
Most devices on a network maintain an ARP cache. True False
True
OSPF routes are more believable than RIP routes. True False
True
The "Dixie" network could be considered to be an autonomous system. True False
True
The class of a network has nothing to do with the number of bits in a subnet. True False
True
The default static route is for traffic that is not currently in the routing table. True False
True
The IP broadcast address is _______. 255.255.255.255 127.0.0.1 all ones in the netid all ones in the hostid
all ones in the hosted
If a client is configured to receive an ip address dynamically, yet doesn't receive one, it will give itself an ____ address. ethernet frame apipa microsoft
apipa
A DNS discover message is sent to a ____ address. postal unicast multicast broadcast
broadcast
An initial ARP query is sent to the _____ address. unicast multiplex multicast broadcast
broadcast
The first router that your traffic goes through is known as the ____. default gateway hosts file routerman nic
default gateway
Which of the following is NOT a top-level domain? edu gov dixie com
dixie
What is the tld for the following domain: foo.bar.example.org bar example foo org
org
A device that separates one IP network from another would be a _____. bridge switch hub router
router
Use a command to figure out what the DNS name for ip address 144.38.192.40 is. What is the host address? mail.dixie.edu ssh.cs.dixie.edu helios.cs.dixie.edu it2400.cs.dixie.edu
ssh.cs.dixie.edu
