MOD2 Exam

Question 1

Which of the following 2 Ports is used for FTP?

23
22
20
21

Answer 1

20

21

Question 2

A TCP Session begins by exchanging a 3 WAY Handshake, briefly explain this process?

Answer 2

First - Computer sends a SYN Packet
Second - Second Computer Responds with SYN/ACK
Third - The first Computer finishes with ACK.

Question 3

Which of the following Ports is used for SMTP?

636
80
53
25

Answer 3

25

Question 4

Which of the following Ports is used for HTTP?

80
25
53
636

Answer 4

80

Question 5

Which of the following Ports is used for Secure LDAP?

80
636
53
25

Answer 5

636

Question 6

SNMP is a Protocol used for Email?

True
False

Answer 6

False

Simple Network Management Protocol is used for Management of Network Devices.

Question 7

Network devices such as Routers and Switches can be managed with _______?

Answer 7

SNMP = Simple Network Management Protocol

Question 8

TCP provides guaranteed delivery of data?

True
False

Answer 8

True

Question 9

What is the Name and Port associated with the Protocol that Supports Remote Access and Remote Desktop Services (RDS)?

Answer 9

Port 3389

Remote Desktop Protocol is the Supporting Protocol for RDS

Question 10

Which of the following Ports is used for DNS?

25
80
636
53

Answer 10

53

Question 11

What is the Subnet Mask of the following IP Address: 192.168.1.5 /16?

Answer 11

The Subnet Mask is 255.255.0.0

The /16 in the IP Address is CIDR Notation indicating how many bits are a 1 in the Subnet Mask.

Question 12

Which of the following IP Addresses is one of the Reserved IP Address ranges defined by RFC 1918?

172. 17.340.14
173. 169.4.5
174. 80.25.1
175. 17.2.5

Answer 12

10.80.25.1

Reserved IP Address Ranges are as Follows:

10. 0.0.1 through 10.255.255.254.
11. 16.0.1 through 172.31.255.254
12. 168.1.1 through 192.168.255.254

Question 13

What is the Subnet Mask for the following IP Addresses: 10.80.168.1 /20?

255. 255.192.0
256. 255.240.0
257. 80.168.1
258. 255.0.0

Answer 13

255.255.240.0

Question 14

Briefly explain what an APIPA address is and how to recognize an APIPA address?

Answer 14

APIPA automatically assigns an address when there is NO DHCP Service, usually indicates that the DHCP Server is down or having issues and should be investigated.

Automatic Private IP Addressing (APIPA) is a Windows OS System feature that automatically assigns an IP Address and a Subnet Mask when their DHCP Server isn’t reachable.
APIPA Addresses are in the range of 169.254.0.1 to 169.255.254

Question 15

What class is a classful IP Address 10.17.5.3?

Class A
Class C
Class D
Class B

Answer 15

Class A

Question 16

Briefly explain the IP Address defined by RFC 1918?

Answer 16

These are IP Addresses that are Private/Reserved for home or enterprise Networks and can’t be found Publicly on the Internet.

Question 17

Briefly explain the use of the PING Command?

Answer 17

PING Command can be used to verify Network Connectivity.
Can be used to troubleshoot connectivity issues.

The PING Command is a primary tool used to troubleshoot connectivity between TCP/IP Hosts.
The PING Command verifies IP-Level connectivity to another TCP/IP network host by sending Internet Control Message Protocol (ICMP) “echo request” message.
The Receiving host should reply with an “echo reply”.

Question 18

Briefly explain how to navigate to (Open) the Network and Sharing Center Window?

Answer 18

Option 1:
Right Click on the Network Connectivity Icon in the lower right corner of the Taskbar.
Click to Open the Network and Internet Settings.

Option 2:
Open Control Panel
Click Network and Internet Icon
Click Network and Sharing Center to open it.

Question 19

IPv6 uses different types of addresses for internal and Internet hosts. IPv6 uses _______ for hosts that are automatically assigned an address by the client in a private network?

Answer 19

Link-Local Addresses

Question 20

Correctly notate IPv6 uniqu local address: FC00:D3B8:0F3C:00D7:7DAB:03D0:0000:00FF?

Answer 20

FC00:D3B8:F3C:D7:7DAB:3D0:0:FF

Question 21

You are working on a computer and see that it has an IPv6 address of fe80::41f0:f763:5451:198a. What type of IPv6 address is this?

Multicast
Link-Local
Unique Local
Global Unicast

Answer 21

Link-Local

Question 22

Correctly notate IPv6 multicast address: FF02:0000:0000:0000:0000:0000:0000:0002?

Answer 22

FFO2::2

Question 23

A computer has an IPv6 address of 2001:0000:0000:9e76:04c9:009b:3f57:0e98. How can this address be properly written? (Choose All that Apply)

2001: 0000:0000:9e76:04c9:009b:3f57:0e98
2001: :9e76:04c9:009b:3f57:0e98
21: :9e76:4c9:9b:3f57:e98
2001: :9e76:4c9:9b:3f57:e98

Answer 23

2001::9e76:4c9:9b:3f57:e98

Question 24

Correctly notate IPv6 Link-Local address of FE80:0000:0000:0000:02AA:00FF:FE9A:4CA2?

Answer 24

FE80::2AA:FF:FE9A:4CA2

Question 25

You are working on a computer and see that it has an IPv6 address of FF02:0000:0000:0000:0000:0000:0000:0002. What type of IPv6 address is this? Global Unicast Unique Local Multicast Link-Local

Answer 25

Multicast

Question 26

You are working on a computer and see that it has an IPv6 address of 2001:0001::41f0:f763:5451. What type of IPv6 address is this? Global Unicast Multicast Link-Local Unique Local

Answer 26

Global Unicast