Debugging Question:

In GDB, a trace-point can be set by the command
a) trace
b) set
c) break trace
d) none of the mentioned

a) trace

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The command "show commands" of GDB a) displays the last 10 commands in the command history b) displays all commands of the command history c) displays all the commands available in GDB d) none of the mentioned	Which one of the following command saves the command history of GDB in a file? a) history b) set history c) set history save on d) none of the mentioned