A field chosen to uniquely identify every record in a dat...
A field chosen to uniquely identify every record in a database is?
foreign key
local key
primary key
secondary key
Correct answer is C
No explanation has been provided for this answer.
An algorithm can be described as? ...
The use of natural language and symbols to write instructions for the computer is called ...
The logical equation for the logic circuit in Figure 3 is ...
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The device is Figure 5 uses a transmission method called ...
Which of the following is the standard keyboard layout ? ...
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The logical unit of transfer between the backing storage and main memory in file organization i...