A(n) ____ key is used in relational databases to avoid duplicate records.
A. primary
B. origin
C. foreign
D. duplicate
Answer: A
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A. Harmony B. Variety C. Balance D. Repetition E. Perspective
Which of the following is NOT true regarding table formatting?
A) In a table design, you can define a Format field property that customizes how data is displayed and printed in tables, queries, reports, and forms. B) The Format property tells Access how data is to be displayed. C) You can define your own custom formats for Currency and Number fields. D) Formatting does not affect the way the data is stored.
Describe when you would use the Saved Exports button on the External Data tab.
What will be an ideal response?
Which type of local area network connects all devices through a central swith, such as a file server?
A. bus network B. star network C. mesh network D. ring network E. router