Which of the following statements about critical sections is false?
a) Only one thread at a time can execute the instructions in its critical section for a particular resource.
b) If one thread is already in its critical section, another thread must wait for the executing thread to exit its critical section before continuing.
c) Once a thread has exited its critical section, a waiting thread may enter its critical section.
d) All threads must wait whenever any critical section is occupied.
d) All threads must wait whenever any critical section is occupied.
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A(n) ________ is particularly appropriate for providing services that disparate objects have in common.
a) abstract class b) concrete class c) interface d) None of the above.
Increasing the font size of the page number on the first slide of a presentation will increase the font size of all page numbers on all slides in the presentation
Indicate whether the statement is true or false
Which of the three protections ensures that only authorized parties can view information?
A. security B. availability C. integrity D. confidentiality
If the problem is important enough, the Performance Analyzer tool will inform you of required changes that must be made to your database.
Answer the following statement true (T) or false (F)