The technique of applying exclusive control to a part of the database to one user at a time is called a(n) ______ ______
Fill in the blank(s) with correct word
database lock
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All of the following are recognized as disadvantages of using in-home interviewing to collect research data EXCEPT:
A) low control of field force. B) potential for interviewer bias. C) poor sample control. D) most expensive. E) may take long to collect the data.
For which of the following types of syndicated services do electronic devices automatically record behavior that supplement a diary?
A) purchase panels B) audit services C) surveys D) media panels E) online surveys
Network protocols fulfill all of the following objectives except
a. facilitate physical connection between network devices b. provide a basis for error checking and measuring network performance c. promote compatibility among network devices d. result in inflexible standards
Intangible assets ________.
A) always have a definite life B) are recorded at cost when purchased externally C) are always expensed through amortization D) do not include goodwill