Remove mydir directory (note: you have files in mydir directory)

In a(n) ____ check, the programmer "walks" through the program design, keeping track of the values of any loop counters and other variables in a tracing table to ensure the program does what it is intended to do.

A. desk B. line C. alpha D. beta

The ____ algorithm is the basis for all Data Link Control protocols that are currently used.

ECK EOP ACK ARQ