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Columns that are keys to different tables than the ones in which they reside are called: attributes internal records primary keys non-local keys foreign keys
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Columns that are keys to different tables than the ones in which they reside are called:
attributes
internal records
primary keys
non-local keys
foreign keys
QUESTION 2
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WannaCry is an example of which of the following?
Worm
SQL injection attack
Evil twin
Sniffer
Ransomware
QUESTION 3
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Which of the following is the smallest element in a database?
Field
Metadata
Byte
Record
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