IP Addressing (IPv4 vs. IPv6)

1. : How many bits are used in an IPv4 address?
(A) 32
(B) 64
(C) 128
(D) 256

2. : How many bits are used in an IPv6 address?
(A) 32
(B) 64
(C) 128
(D) 256

3. : Which of the following is a valid example of an IPv4 address?
(A) 2001:0db8:85a3::8a2e:0370:7334
(B) 192.168.1.1
(C) FE80::0202:B3FF:FE1E:8329
(D) ::1

4. : Which of the following is a valid example of an IPv6 address?
(A) 172.16.0.1
(B) 255.255.255.0
(C) 2001:0db8:85a3::8a2e:0370:7334
(D) 192.0.2.1

5. : How many unique addresses can IPv4 provide?
(A) About 4.3 billion
(B) About 16 million
(C) About 1 trillion
(D) Unlimited

6. : IPv6 was introduced mainly to overcome the limitation of:
(A) Slow processing
(B) Limited IPv4 address space
(C) Security issues in IPv4
(D) Lack of compatibility with DNS

7. : Which type of IP address supports simplified header format and improved security features?
(A) IPv4
(B) IPv6
(C) Both IPv4 and IPv6
(D) None