Chapter 6 Flashcards
1
Q
What error detection technique only for 1 bit and what are for multiple bits
A
Parity checking is for 1 bit. CRC and checksum are for multiple bits.
2
Q
If there result of CRC operation 0, does everything fine
A
Yes
3
Q
What are 2 types of errors
A
- Single bit error (single bit)
2. burst of errors (multiple bits)
4
Q
What are vertical errors
A
Errors that are caused by hardware
5
Q
What is MESH or POINT-TO-POINT network
A
All devices in network connected to each other.
6
Q
What is formula of finding number of connections on a computer in MESH network
A
N(square) - N/2
7
Q
When we add new computer on a MESH network, how much number of connection it will take
A
N - 1
