Which of the following states the Rule of Entity Integrity?
a. Every row must have a value for the primary key and each value must be unique.
b. Every foreign key must appear as another table’s primary key.
c. Every row must have a value for the primary key and values may be repeated.
d. None of the above.
a. Every row must have a value for the primary key and each value must be unique.
Computer Science & Information Technology
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Indicate whether the statement is true or false
Computer Science & Information Technology
Each time you press the ____ key, Outlook creates a new paragraph.
A. TAB B. DELETE C. HOME D. RETURN
Computer Science & Information Technology