IP address and Internet

MCQ:

1. You need to subnet a network that has 5 subnets, each with at least 16 hosts. Which classful subnet mask would you use ? 
(A) 255.255.255.192
(B) 255.255.255.224
(C) 255.255.255.240
(D) 255.255.255.248

2. ___________ is known as loop back address.
 (A) 200.200.1.1
 (B) 10.10.1.1
 (C) 224.1.1.1
 (D) 127.0.0.1

3. Number of usable Host with address 192.168.128.0/22
 (A) 10
 (B) 100
 (C) 1000
 (D) 1022

4. An IPv4 address consists of _______ bits.
A) 4
B) 8
C) 32
D) 64

5. The number of addresses in a class A block is _______.
A) 65,534
B) 16,777,216
C) 256
D) none of the above

6. The network address of 172.16.0.0/19 provides how many subnets and hosts?
A) 7 subnets, 30 hosts each B) 8 subnets, 8,190 hosts each C) 8 subnets, 2,046 hosts each D) 7 subnets, 2,046 hosts each


True/False:
1. Ping is used to check system is alive or not.
2. The MAC address is unique address of Network Interface Card.
3. ISP is Internet Service Provider.

Fill in the bank:
a. two   b. four c.    d.       e. IP address

1. There are __________ number of hosts possible with address 192.168.1.4/32
2. 4.1 DNS can obtain the ________ of host if its domain name is known and vice versa.

Question:
1. Write short notes on MAC address and IP address.
2. How can be IP address configured in Windows operations system ?
3. How many IP numbers are possible in a Class C network using IPv4 addressing scheme? Give an example of one Class C network in the form of net id and subnet mask.
4.  Explain Wide Area Network.
5. What is Subnetting?