Network Fundamentals

Question 1

A straight through cable is also referred to as?

Answer 1

A patch Cable

Question 2

What kind of devices do you connect together with a cross over cable?

Answer 2

Like devices, such as 2 switches, or 2 routers

Question 3

Connecting a Switch and a Hub together with a straight through cable is a valid connection. True or False

Answer 3

False. for this to work it would require a Cross over cable.

Question 4

Name the most commonly used modes of Cisco IOS?

Answer 4

User EXEC mode
Privileged EXEC mode
Global Configuration mode
Interface Configuration mode

Question 5

What command is used to enter Privileged EXEC mode and where is it entered?

Answer 5

“enable” and it is entered in the User Exec Mode

Question 6

What command is used to enter Global Configuration mode and where is it entered?

Answer 6

“configure terminal” and it is enter in Privileged EXEC mode

Question 7

Which protocol has a length field in its header?

Answer 7

UDP

Question 8

Which protocol has a Window field in its header?

Answer 8

TCP

Question 9

Whats does TCP and UDP stand for?

Answer 9

Transmission Control Protocol

User Datagram Protocol

Question 10

Which device(s) creates broadcast domains?

Answer 10

Router

Question 11

Which device(s) creates collision domains?

Answer 11

Switch or a Bridge

Question 12

Which command generated the following output?

Vlan Mac Address Type Ports
---- ------------ ------- -----
1 0040.63d8.ba0a DYNAMIC Fa0/3
1 0004.274c.9ca0 DYNAMIC Fa0/1
1 0040.63d8.bab8 DYNAMIC Fa0/10
1 000f.1fd3.d85a DYNAMIC Fa0/7

Answer 12

show mac-address-table

Question 13

What are the Network and Broadcast addresses for 192.168.54.23/27

Answer 13

Network 192.168.54.0 /27
Broadcast 192.168.54.31 /27

Increments of 32

Question 14

At which layer in the OSI model does flow control generally operate?

Answer 14

Layer 4 the Transport Layer.

This Layer is used to manage data transmission between devices, a process know as flow control.

Question 15

Which Layer of the OSI Model describes the physical medium used for sending and receiving data?

Answer 15

Layer 1 the Physical Layer.

Question 16

Which Layer of the OSI defines the network address of the Internet Protocol Address?

Answer 16

Layer 3 the Network Layer

Question 17

The Session Layer provides what to the OSI Model

Answer 17

The Session Layer, the 5th layer of the OSI model, provides the mechanism for opening, closing and managing a session between end-user application processes.