Describe the types of update anomalies that may occur on a relation that has redundant data.
What will be an ideal response?What will be an ideal response?
A major aim of relational database design is to group attributes into relations so as to minimize
information redundancy and thereby reduce the file storage space required by the base relations.
Another serious difficulty using relations that have redundant information is the problem of
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Match the following Word options to the tab where they are located:
I. choose a theme color II. choose a heading style III. view a list of bookmarks IV. combine two documents V. open the Navigation Pane A. Review tab B. Design tab C. Home tab D. View tab E. Insert tab
The ________ function is similar to the TODAY() function, except that it also returns the system time
Fill in the blank(s) with correct word
Which of the following is a disadvantage of an all-in-one printer?
A. it requires more space than having a separate printer, scanner, copy machine, and fax machine B. it is significantly more expensive than purchasing a printer, scanner, copy machine, and fax machine separately C. if the device breaks down, users lose all four functions D. all of the above
What is the correct order of network types when categorized by their size or the physical area they cover, from largest to smallest?
A. MAN, WAN, WLAN, PAN B. WAN, WLAN, PAN, LAN C. PAN, WLAN, MAN, WAN D. WAN, MAN, LAN, PAN