問題文
A colleague claims that if the check sequence at the end of a frame is wrong, the analyzer can still be trusted to show the addresses correctly. Which pairing states what the check sequence actually covers and what follows for the decoded fields?
選択肢
- Because the check sequence spans the header too, any mismatch makes the originator reading unusable, leaving only the undecoded tally that interpretation of long captures still allows.
- Because the check sequence spans the header too, any mismatch makes the tabulated reading unusable, leaving only the signed tally that interpretation of long captures still allows.
- Because the check sequence spans the header too, any mismatch makes the originator reading unusable, leaving only the signed tally that interpretation of long captures still allows.
- Because the check sequence spans the header too, any mismatch makes the tabulated reading unusable, leaving only the undecoded tally that interpretation of long captures still allows.