NWC Mooc 4 Exam Questions and Answers with Complete solutions
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Course
NWC Mooc 4
Institution
NWC Mooc 4
Which of the following protocols work at IP layer?
1 point
ICMP
ARP
IGMP
All of the above - ANSWER All of the above
Which of the following packet header length cannot be used in an IPv4 packet header?
1 point
20 Bytes
30 Bytes
60 Bytes
64 Bytes - ANSWER 30 Bytes
How many bits used...
nwc mooc 4 exam questions and answers with complete solutions
which of the following protocols work at ip layer
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NWC Mooc 4 Exam Questions and
Answers with Complete solutions
Which of the following protocols work at IP layer?
1 point
ICMP
ARP
IGMP
All of the above - ANSWER All of the above
Which of the following packet header length cannot be used in an IPv4 packet header?
How many bits used for header checksum in IPv4 packets?
1 point
8 bits
16 bits
32 bits
None of the above - ANSWER 16 bits
What is the dotted notation of an IP address of 10000000 10000111 01000100
00000101 ?
1 point
128.135.65.5
128.133.68.5
128.135.68.5
128.135.65.5 - ANSWER 128.133.68.5
Given a network address 128.100.0.0, what is its network class type?
1 point
Class A
Class B
Class C
None of the above - ANSWER Class B
Which of the following is provided at the IP layer
1 point
Connectionless
Best effort delivery service
Both of the above
None of the above - ANSWER
,NWC Mooc 4 Exam Questions and
Answers with Complete solutions
You need to subnet a network that has 5 subnets, each with at least 16 hosts. Which
will be your closest choice
1 point
255.255.255.224
255.255.255.192
255.255.255.240
255.255.255.248 - ANSWER 255.255.255.224
What is the subnetwork number of a host with an IP address of 172.16.66.0/21
1 point
172.16.48.0
172.16.64.0
172.16.0.0
172.16.36.0 - ANSWER 172.16.64.0
What is the first valid host on the subnetwork that the node 172.30.190.198/24 belongs
to?
1 point
172.30.190.0
172.30.190.1
172.30.190.100
None of the above - ANSWER 172.30.190.1
Based on 1.1.1.0/24, the IP address would be:
1 point
Class A
Class B
Class C
Class D - ANSWER Class A
1.
Question 1
Which of following is the range of IPv4 addresses spanned by Class C?
1 point
1.0.0.0 to 127.255.255.255
128.0.0.0 to 191.255.255.255
192.0.0.0 to 223.255.255.255
None of the above - ANSWER 192.0.0.0 to 223.255.255.255
2.
Question 2
If a subnet needs to accommodate up to 500 hosts. How many bits for HostID would be
sufficient?
1 point
, NWC Mooc 4 Exam Questions and
Answers with Complete solutions
5
9
8
7 - ANSWER 9
3.
Question 3
Consider a Class B network, where the subnet ID takes 9 bits. What will be the subnet
mask?
1 point
11111111 11111111 11111110 00000000
11111111 11111111 11111111 10000000
11111111 11111111 00000000 00000000
None of the above - ANSWER 11111111 11111111 11111111 10000000
4.
Question 4
Given a subnet mask 255.255.255.240, how many hosts the subnet can support?
1 point
14
30
62
None of the above - ANSWER 14
5.
Question 5
A host in an organization has an IP address 150.32.64.34 and a subnet mask
255.255.240.0. What is the address of this subnet?
1 point
150.32.64.16
150.32.64.24
150.32.64.0
150.32.64.32 - ANSWER 150.32.64.0
6.
Question 6
What is the maximum number of IP addresses that can be assigned to hosts on a local
subnet that uses the 255.255.255.224 subnet mask
1 point
14
15
30
62 - ANSWER 30
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