In the LAN for a small office, some user devices connect to the LAN using a cable, while others connect using wireless technology (and no cable). Which of the following is true regarding the use of Ethernet in this LAN?

Only the devices that uses cables are using ethernet

Only the devices that use wireless are using ethernet

Both the devices using cables and those using wireless are using ethernet

None of the devices are using ethernet

Which of the following is true about ethernet crossover cables for fast ethernet?

Pins 1 and 2 on one end of the cable connect to pin 3 and 6 on the other end of the cable

Pins 1 and 2 are reversed on the other end of the cable

Pins 1 and 2 on one end of the cable connect to pins 3 and 4 on the other end of the cable

The cable can be up to 1000 metres long to cross over between buildings

None of the other answer is correct

Each answer lists 2 types of devices used in a 100BASE-T network. If these devices were connected with UT ethernet cables, which pair of devices would require a straight through cable (Choose 3)

Wireless access point (Ethernet port) and switch

Which of the following is true about the CSMA/CD algorithm

Collisions can happen, but the algorithm defines how the computers should notice a collision and how to recover

The algorithm never allows collision to occur

The algorithm works with only two devices on the same ethernet

Which of the following is true about the ethernet FCS Field

It resides in the ethernet trailer, not the ethernet header

Ethernet uses FCS for error recovery

Which of the following are true about the format of ethernet addresses (3 answer)

Each manufacturer puts a unique OUI code into the first 3 bytes of the address

Each manufacturer puts a unique OUI code into the first half of the address

The part of the address that holds this manufacturer's code is call the OUI

Each manufacturer puts a unique OUI Code into the first 2 bytes of the address

The part of the address that holds this manufacturer's code is call the MAC

Fred has just added DSL service at his home, with a separate DSL modem and consumer-grade router with four Ethernet ports. Fred wants to use the same old phone he was using before the installation of DSL. Which is most likely true about the phone cabling and phone used with his new DSL installations?

The uses the old phone, cabled to an existing telephone port and not to any new device

He uses the old phone, cabled to one of the router/switch device's ethernet ports

He uses the old phone, cabled to the DSL modem's port

The old phone must be replaced with a digital phone

Which of the following are true about a LAN-connected TCP/IP host and its IP routing (forwarding) choices? 2 answer

The host sends packets to its default gateway if the destination IP address is in a different. class of IP network than the host

The host sends packets to its default gateway if the destination IP address is in a different subnet than the host

The host always send packets to its default gateway

The host sends packets to its default gateway if the destination IP address is in the same subnet as the host

Which of the following are functions of a routing protocol? 2 answers

Advertising known routes to neighboring routers

Learning routes, and putting those routes into the routing table, for routes advertised to the router by its neighboring routers

Learning routes for subnets directly connected to the router

Forwarding IP packets based on packets destination IP address

Which of the following are typically functions of TCP? Choose 4

Multiplexing using port numbers

In the URI http://www.certskills.com/ICND1 , which part identifies the web server?

The file name.html includes the host name

In which of the following modes of the CLI could you type the command reload and expect the switch to reboot?

Enable mode (privileged EXEC mode)

What Command copies the configuration from RAM to NVRAM?

Copy running-config startup-config

Copy running-config start-up-config

Copy startup-config running-config

Which of the following is a difference between Telnet and SSH as supported by a Cisco Switch?

SSH encrypts all data exchange, including login passwords; telnet encrypts nothing

SSH encrypts the password used at login, but not other traffic; telnet encrypts nothing

Telnet is used from Microsoft operating systems, and SSH is used from UNIX and linux operating system

Telnet Encrypts only password exchanges; SSH encrypts all data exchanges

NC3 Practice Qn

Authored by Amelia Lee

English

Professional Development

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MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which of the following protocols are examples of TCP/IP transport layer protocols?

Ethernet

HTTP

TCP UDP

SMTP

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which of the following protocols are examples of TCP/IP data link layer protocols?

Ethernet & PPP

HTTP

UDP TCP

SMTP

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The process of HTTP asking TCP to send some data and making sure that it is received correctly is an example of what?

Same-layer interaction

Adjacent-layer interaction

OSI model

All of the above

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The process of TCP on one computer marking a TCP segment as segment 1, and the receiving computer then acknowledging the receipt of TCP segment 1 is an example of what?

Data encapsulation

Same-layer interaction

Adjacent layer interaction

OSI Model

All of the above

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

The process of a web server adding a TCP header to the contents of a web page, followed by adding an UP header and then adding a datalink header and trailer, is an example of what?

Data encapsulation

Same layer interaction

OSI model

All of the above

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which of the following terms is used specifically to identify the entity created when encapsulating data inside data link layer headers and trailers?

Data

Chunk

Segment

Frame

Packet

MULTIPLE CHOICE QUESTION

15 mins • 1 pt

Which OS layer defines the functions of logical network-wide addressing and routing?

L5, L6 or L7

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NC3 Practice Qn

Which of the following protocols are examples of TCP/IP transport layer protocols?

Which of the following protocols are examples of TCP/IP data link layer protocols?

The process of HTTP asking TCP to send some data and making sure that it is received correctly is an example of what?

The process of TCP on one computer marking a TCP segment as segment 1, and the receiving computer then acknowledging the receipt of TCP segment 1 is an example of what?

The process of a web server adding a TCP header to the contents of a web page, followed by adding an UP header and then adding a datalink header and trailer, is an example of what?

Which of the following terms is used specifically to identify the entity created when encapsulating data inside data link layer headers and trailers?

Which OS layer defines the functions of logical network-wide addressing and routing?

Which OS layer defines the standards for cabling and connectors

In the LAN for a small office, some user devices connect to the LAN using a cable, while others connect using wireless technology (and no cable). Which of the following is true regarding the use of Ethernet in this LAN?

Which of the following ethernet standards defines Gigabit Ethernet over UT cabling?

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