Respond to the allegation “An operating system requires no protection for its executable code (in memory) because that code is a duplicate of code maintained on disk.”
What will be an ideal response?
The statement is true. However, it is an inconvenience having to bring in code to restart the operating system that has been overwritten. Furthermore, the operating system space holds data on the executing processes; that data is fully duplicated on disk.
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A(n) ____ is a temporary return-value passed to a function.
A. dummy B. placeholder C. stub D. sentinel
To avoid confusion, it is important that the algorithm is consistent when referring to the input and output items.
Answer the following statement true (T) or false (F)
An administrative assistant has logged the same computer problem three times to the help desk. On the fourth call, the assistant is angry. After calming the person down, the technician gathers enough information to know that the call needs to be escalated to a higher level technician. What should the technician do next?
A) Explain the process to the user. B) Tell the customer the plan of action and ensure the call is transferred successfully. C) Put the customer on hold and call your supervisor. D) Determine whether you think the customer can tolerate a hold time. If not, tell them the next technician will call them back within 15 minutes.
?A class diagram includes the class _____, which represent the program logic.
A. ?attributes B. ?events C. ?methods D. ?characters