Computer Networking
An international standard, multilevel set of protocols to promote compatibility among telecommunications networks. Select the best fit for answer:

OSI
Virtual Private Network
Network operating system
None of these
Network Server

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Computer Networking
Two computers that communicate with each other use a simple parity check to detect errors for ASCII transmissions. Which of the following events will always lead to an undeleted error?

two bits or any even number of bits inverted in a byte during transmission
None of these
one bit or any odd number of bits inverted in a block of data during transmission
one bit or any odd number of bits inverted in a byte during transmission
two bits or any even number of bits inverted in a block during transmission

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