Mainframe computers use polling to send or collect data with workstations. How does polling work, and what other more recently created protocols use polling??
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Primary device sends a request to each secondary device in some order, asking each secondary device if it has something to submit to the primary device. Newer protocols that use polling include USB, FireWire, and Thunderbolt.?
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Are there any disadvantages to prototyping? If so, what are they?
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Which of the following is NOT one of most commonly used chart types?
A) Bar chart B) Line chart C) Pie chart D) X Y chart
Modify the E-R diagram for the Student Registration System to include information about the student majors and the majors allowed in courses. A student can have several majors (which are codes of the various programs in the university, such as CSE, ISE, MUS, ECO). A course can also have several admissible majors, or the list of admissible majors can be empty. In the latter case, anyone is admitted into the course. Express the constraint that says that a course with restrictions on majors can have only those students who hold one of the allowed majors. Alas, in full generality this constraint can be expressed only as an SQL assertion that uses features (which we have yet to study). However, it is possible to express this constraint under the following simplifying assumption: when a student
What will be an ideal response?
By default Access reveals all the actions available in a macro window
Indicate whether the statement is true or false