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WorksheetsU26 Q7 - CIDR
Total questions: 12
Worksheet time: 8mins
Name
Class
Date
1.
What does the acronym "CIDR" stand for?
a)
CLASSLESS Inter-Domain Routing
b)
Class-Integrated Domain Router
c)
Can Iguanas Direct Robots?
2.
In the class based system there are different levels of network address, organised by class. How many classes are there in this system?
a)
over 10 classes
b)
3 classes, A, B and C
c)
6, from A to F
d)
As many as you want
3.
IP addresses are divided in to "quartets". An IP address has 4 quartets, each quartet has 1 binary integer with 8 bits available for each. What is the maximum value one quartet can have?
a)
82 = 64
b)
28 = 256
c)
28 - 1 = 255
d)
2+2+2+2+2+2+2+2 = 16
4.
What is an IP address used for?
a)
To Uniquely identify every node on a network, in this case the internet.
b)
To allow computers to copy information from and to a hard drive
c)
To allow internet companies to charge you for using the internet
d)
As a way of checking the speed of a graphics card
5.
CIDR has some advantages over Class based addressing. which of these is not a reason for using CIDR?
a)
CIDR allows for faster operating system operations
b)
CIDR does not waste as many addresses when compared to most class based solutions
c)
CIDR allows network administrators to create sub-networks easily
d)
CIDR networks can help reduce the work routers have to do when compared to some class based networks
6.
when creating a CIDR network with several sub nets and hosts, we will divide up an address in to...
a)
A Network ID and a Host ID only.
b)
A Network and Sub-net ID only.
c)
A Network, Sub-Net and Host ID
d)
A Network, IP address and Mac Address only.
7.
What is the role of the network ID?
a)
Addresses a single Host
b)
Addresses a Network
c)
Addresses a Sub-network with a larger network
d)
Addresses the office printer
8.
What is the role of the Sub-net ID?
a)
Addresses a single Host
b)
Addresses a Network
c)
Addresses a Sub-network with a larger network
d)
Addresses the office printer
9.
What is the role of the Host ID?
a)
Addresses a single Host
b)
Addresses a Network
c)
Addresses a Sub-network with a larger network
d)
Addresses the office printer
10.
A CIDR network had 8 bits to work with. The first two bits are used for the Sub-net ID What is the maximum number of sub-nets this design can support?
a)
1
b)
2
c)
3
d)
4
11.
Some host addresses are reserved and can not be used for individual hosts. What is the address and use for the broadcast ID?
a)
The address of the sub-net itself. All "host" bits set to "0"
b)
The address used to broadcast to every host on the sub-net. All "host" bits set to "0"
c)
The address of the sub-net itself. All "host" bits set to "1"
d)
sub-net. All "host" bits set to "1"
12.
Some host addresses are reserved and can not be used for individual hosts. What is the address and use for the sub-nets "network ID"?
a)
The address of the sub-net itself. All "host" bits set to "0"
b)
The address used to broadcast to every host on the sub-net. All "host" bits set to "0"
c)
The address of the sub-net itself. All "host" bits set to "1"
d)
sub-net. All "host" bits set to "1"
Reset
