_________ If the first argument is_________ , os.waitpid waits for any child of the current process,

a) the pid of a child process.
b) –1.
c) 0.
d) None of the above.

b) –1.

Computer Science & Information Technology

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Computer Science & Information Technology

A network administrator is troubleshooting a connectivity problem between a PC and a remote site. An ICMP trace route reveals that after several hops, addresses start repeating and TTL exceeded messages are returned. Which of the following problems is the cause?

A. A switching loop B. An ARP problem C. A routing loop D. A DNS problem

Computer Science & Information Technology