Which of the following are types of assertions?

a. Preconditions.
b. Postconditions.
c. Conditions in control statements.
d. (a) and (b).


d. (a) and (b).

Computer Science & Information Technology

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Case-Based Critical Thinking QuestionsCase 2Libby is designing a new form in Access 2013. She has just figured out how to use form events to maximum advantage in the design of her new form. When her form closes, Libby wants to launch an informational MessageBox with the following statement, “Thank you for using this form to add records to the database, or to update existing records.” What event will allow Libby to trigger this MessageBox action?

A. On Close B. On Deactivate C. On Unload D. On Delete

Computer Science & Information Technology

On completion of Exercise 14.16 examine the 3NF relations created to represent the attributes shown in the relation displaying employee contract data for an agency called Instant Cover in Figure 14.20. Determine whether these relations are also in BCNF. If not, transform the relations that do not conform into BCNF.

What will be an ideal response?

Computer Science & Information Technology

__________ occurs when circumstances within the system force a higher-priority task to wait for a lower-priority task.

Fill in the blank(s) with the appropriate word(s).

Computer Science & Information Technology

Function syntax refers to the placement of arguments within a function

Indicate whether the statement is true or false

Computer Science & Information Technology