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Tcp
Cloud Engineer
Tcp questions
14 questions on Tcp for cloud engineers, easiest first.
Easy
2
What TCP adds over UDP
easy
The TCP handshake
easy
Medium
8
Why new connections start slow
medium
Who holds TIME_WAIT
medium
Bandwidth-delay product
medium
Throughput capped by the window
medium
TCP maximum segment size
medium
A steady 40 ms delay on small writes
medium
Idle connections that silently die
medium
Head-of-line blocking in TCP
medium
Hard
4
Thousands of half-open connections
hard
Why a lost SYN costs a second or more
hard
How loss limits TCP throughput
hard
Connections that look alive but are not
hard
