Test 2

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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


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