A ____ is one where multiple keys are needed to identify a tuple uniquely.
A. unique primary key
B. discrete primary key
C. foreign primary key
D. composite primary key
Answer: D
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Which of the following statements is false?
a. The preferred mechanism for accessing an element’s index and value is the built-in function enumerate, which receives an iterable and creates an iterator that, for each element, returns a tuple containing the element’s index and value. b. The following code uses the built-in function list to create a list containing enumerate’s results: colors = ['red', 'orange', 'yellow'] colors_list = list(enumerate(colors)) c. The following for loop unpacks each tuple returned by enumerate into the variables index and value and displays them: for index, value in enumerate(colors): print(f'{index}: {value}') d. Each of the above is true.
Resolution refers to the distance at which a subject in front of the lens is in sharp focus
Indicate whether the statement is true or false
In code, it is perfectly correct for one branch of the selection to be a "do nothing" branch.
Answer the following statement true (T) or false (F)
A number assigned to a SATA device is known as a SATA ID and that determines each drive's priority that is attached to the same cable
Indicate whether the statement is true or false