2 practice sets · Page 1 of 1
How many bits are in an IPv4 address?
64 bits
32 bits
128 bits
16 bits
Correct Answer: B — 32 bits
Explanation:
IPv4 (Internet Protocol Version 4) uses a 32-bit address space, allowing for approximately 4.3 billion unique addresses. IPv6, by contrast, uses 128 bits.
Which of the following is true of VoIP?
It uses the public switched telephone network.
It uses a slow speed dial-up connection.
All of the above
Skype is an example of VoIP software.
Correct Answer: D — Skype is an example of VoIP software.
Explanation:
VoIP (Voice Over Internet Protocol) is phone service delivered over the internet. Skype is a well-known example of VoIP software. VoIP does not require the public switched telephone network or a dial-up connection.
