Lesson 5 Flashcards
Given the following information, identify the network address.
IP: 192.155.1.2
Subnet mask: 255.255.0.0
192.155.
_____ represents a standard IP address.
10101000.01001010.00000101.11100111
An IP address consists of the following two parts:
Network address and node address
Which of the following represents a Class B IP address?
172.16.81.100/15
The _____ of an IP address indicates the device.
Non-routable flag
Prefix
Suffix
Subnet
Suffix
The suffix of an IP indicates the device and is useful for the target de
How could a non-routable device send or receive messages on the Internet?
Restrict IP range to 10.0.0.0 -> 10.255.
Use Class D IP address values
Use network address translation
Network address translation (NAT) is used to provide an alias IP address
**The following IP address is most likely of what type of address class?
192.168.1.100**
Class D
Class B
Class A
Class C
class c
Your own home network is most likely in something like 192.168.1.1 and b
Given the following IP address, which numbers represent the network?
227.21.6.173
227.
227.21
6.173
6.
227.21
The first half of the IP address denotes the network.
What is a risk of the current addressing used in IPv4 addresses?
Additional address classes being a
Decreases in values on the suffixes
Running out of addresses
If every device had its own IP address, we would have run out. Thus, we
To which class does the IP address 236.128.192.140 belong?
Class E
Class A
Class B
Class D
D
An IP address is written in the form of _____ notation.
Dot
Binary
Period
Dotted Decimal
dotted decimal
Which type of address is assigned by an ISP to the computing device?
multicast address
logical address
public IP address
private IP address
public ip address
The range of address that can be used in the first octet of Class C address are _____.
192-223
0-127
240-255
128-191
192-223
What is one of the most significant benefits that IPv6 has in comparison to IPv4?
IPv6 can have almost unlimited IP ad
All of these answers are correct.
All of these answers are correct.
How many bits does an IPv6 address contain before it gets translated into a hexadecimal code for use in a network?
8
20
16
128
128
The primary IPv6 address that we use in a network environment has 128 bi
Of the multiple different addressing types mentioned, which is the odd one out that has no purpose in future IPv6 networking solutions?
Unicast
Multicast
Broadcast
Anycast
broadcast
The broadcast addressing type is only used in IPv4 because of the way we
When it comes to home networks, how is the primary IP address generated for all devices?
The modem genera
The router brand you have gives you a unique address.
The ISP assigns a static address to the location, which is translated through a NAT.
The ISP provides the base IP address to your location and must be transl
What is the maximum number of IP addresses that can be assigned through means of IPv4?
4.3 billion
4.3 trillion
4.3
None of these answers are correct.
4.3 billion
How are hostnames resolved?
Hostnames are already in-built in the computer systems and hence are re
Hostnames can be resolved either locally or remotely through the use of hosts file configured on a computer host locally or one designated for that purpose remotely.
What protocol do computer systems (hosts) use when communicating with each other on a network?
IP Addresses
URLs
IP Servers
OSI Models
IP Addresses
What is Hostname Resolution?
It is the process through which hosts on a network communicate with anot
It is the process through which an assigned hostname is resolved to its mapped IP Address for communication purposes.
Any request to access the computer system through its hostname is revers
What is a hostname or domain name used for?
It is used to uniquely identify a computer system (host) located on a co
It is used to uniquely identify a computer system (host) located on a computer network for easy referencing.
Why is it necessary for computer systems (hosts) to have a hostname or domain name?
It is necessary because every device has a name and so this should not b
It is necessary because it makes managing large numbers of computers located within a big office space or network easier to identify and accessed.
What range of addresses can be issued to a class C network?
192.0.0.0-223.255.255.255
10.0.0.0-126.0.0
0.0.0.0-255.255.255.255
192.0.0.0-223.255.255.255
In dotted decimal, which network numbering segment is reserved for loopback?
127.x.x.x
192.168.x.x
0.x.x.x
172.x.x.x
127.x.x.x
The 127.x.x.x is reserved for loopback functions.
A class A network has how many network bits set to on?
16
3
24
8
8 on
24 off
Who was responsible for the creation of IPv4 protocols?
IBM
DARPA
Lycos
DARPA
What is variable length subnet masking used for?
It allows an IP address space to be divided into subnets of different si
It allows an IP address space to be divided into subnets of different sizes.
If a company with a very low budget needs to lease a public IP address to access the Internet what would you advise and why?
Port Address Translation would be their best option as they can pay for
Port Address Translation would be their best option as they can pay for a single public IP address and share among the nodes within the network
NAT serves which two main purposes?
Protecting the private network from the public domain and conserving the
Protecting the private network from the public domain and conserving the availability of public IP addresses.
In a company setup where users are required to work from home when needed, what is the best address translation?
Port Address Translation
Dynamic NAT
Static NAT
NAT
Static NAT
With Static NAT address mapping, a private IP address is mapped permanen
What is Address Translation(AT)?
AT is m
AT is converting public IP addresses into private IP addresses
AT is mapping private IP addresses to public IP addresses
Address Translation (AT) refers to the manipulation of IP addresses used
The different types of Address Translations are _____
Static Network Address Transformation Dynamic Network Address Transforma
Static Network Address Translation, Dynamic Network Address Translation. Port Address Translation
What is a routing protocol?
It’s the way in which a router, connected to a network, routes traffic a
It’s the way in which a router, connected to a network, routes traffic among nodes in the network.
A routing protocol is the criteria a router, connected to a network syst
IGPs use _____, _____, and _____ criteria to determine data packet routes.
network speed, delays, and
network bandwidth, delays, and packet sizes
network speed, delays, and packet sizes
IGRP uses certain criteria to determine the best path for a packet trans
The main difference between Interior Gateway Protocol (IGP) and Exterior Gateway Protocol (EGP) is _____.
EGPs operate between dist
IGPs operate between hops on the same network
IGPs operate between nodes on the same network
EGPs operate between nodes of different networks
IGPs operate between nodes on the WAN while EGPs operate between nodes o
What are the two main routing classifications?
Internet Protoc
External Gateway Protocol and Internet Protocol Router
Interior and Exterior Gateway Protocols
Routing protocols belong to two main classifications, interior and exter
What criteria do EGPs use to determine data packet routes?
locations, external address
locations, cost metrics, and optimal paths
locations, cost metrics, and optimal paths
The routing information exchanged using EGP includes details on routers,
Which of the following types of routing do NOT carry a subnet mask?
Classful routing
None of these
Routing tables
Classless routing
classful routing
Which of the following best defines the Routing Information Protocol?
It
It is a method for preventing hackers from infiltrating a network.
It is a standard used by routers that dictates how data should be shared between a group of individual networks.
Which of the following refers to the path a data packet travels through to reach each router?
Skips
Hops
Routes
Jumps
hops
What is the difference between RIPv1 and RIPv2?
RIPv1 utilizes c
RIPv1 and RIPv2 each have their own routing protocol.
RIPv1 utilizes classful routing whereas RIPv2 uses classless routing.
Select the term that best completes the sentence.
RIP routers contain _____, a dynamic list of destinations that it can send data to.
routes
classful routing
routing tables
hops
Routing tables
IPv4 represents a _____-bit integer and IPv6 represents a _____-bit alphanumeric string.
32, 128
64, 128
32, 64
24, 48
32, 128
What is zero compression?
The abil
The ability to reduce zeros in an address in an Ipv6 address.
The ability to reduce zeros in an address in an Ipv6 address.
The three distance protocols that route information to other nodes that aren’t on the same subnet are?
RIP, OSPF, EIGRP
DHCP, DNS, RFC
RPC, IETF, HTTP
All of these
RIP, OSPF and EIGRP
Traffic passed on a network between two nodes on the same subnet:
None of these.
Requires R
Requires OSPF to send between the nodes.
None of these.
None of these are required as the switch will likely be physically conne
What does DHCP do for computer nodes?
It changes the numeric addresses into names for easier identification.
It issues numeric IP addresses to nodes that request them.
Which of the following actions is allowed because of a switch?
An HR
Sending a photo from your office computer to your home computer.
Being able to send a document from your office computer to a printer several offices away.
Which of the following actions would be allowed because of a router?
An HR specialist in
Blocking a computer virus from accessing a laptop.
An HR specialist in one location is able to pull employee data from a department located in another building
Select the term that best completes the sentence.
A(n) _____ is a network that is closed off from the Internet and only accessible from within a company.
intranet
Internet
switch
router
An intranet
In terms of computer networking, what is a switch?
A device that allows for seve
A tool used to control lights in a room.
A computer networking device that allows for computers and other devices to be connected together in a general area, usually in a building.
In terms of computer networking, what is a router?
A device that is used to assist electricians in routing wires and other
A device that allows for several individual networks to be connected to each other.
Which of the following best describes what a router is?
Routers contain a computer’
It is where an operating system is stored.
It is a networking device that allows separate individual networks of computers to connect with one another.
What is the difference between WAN and LAN ports?
LAN ports connect the CPU
WAN ports connect the router to the Internet.
WAN (Wide Area Network) ports connect the router to the Internet.
LAN (Local Area Network) ports connect computers to the router.
Which of the following is NOT a component of a router?
Ports
NVRAM
RAM
Graphics card
A graphics card
Which of the following contains a set of rules that determine exactly where data will be directed to over a network?
IOS
ROM
Bootstrap
Routing table
Routing table
On which component can a router’s operating system be found?
ROM
Flash memory
Ports
IOS
flash memory.
Which switch component allows for devices to be connected to the switch?
Switch Fabric
Ports
RAM
Forwarding Engine
ports
A _____ is a device that is used to create a network of computers and other devices.
switch
Which of the following is responsible for the switch’s long-term memory?
ROM
Which of the following is NOT a component of a network switch?
The bypass engine
The Bypass Engine is not a component of a switch.
Which two components enable a switch fabric to operate?
Controllers and buffers
