Which of the following data items are arranged from the smallest to the largest in the data hierarchy.
a. records, characters, fields, bits, files.
b. bits, files, fields, records, characters.
c. fields, characters, bits, files, records.
d. bits, characters, fields, records, files.
D
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To retrieve a value from a map, you call the __________ member function and pass the __________ that is associated with the desired value.
a. at(), key b. at(), value c. key(), key d. pair(), key e. None of these
Make the necessary modi?cations to the schema of the Student Registration System to re?ect the design that uses the SQL domain Semesters, as discussed at the end of Section 4.8. Express the constraint that a class can be taught only during the semesters in which the corresponding course is o?ered. For instance, if the value of the attribute SemestersOffered for the course CS305 is Both, then the corresponding classes can be taught in the spring and the fall semesters. However, if the value of that attribute is Spring then these classes can be taught only in the spring.
What will be an ideal response?
A network host-based firewall is vulnerable if the operating system of the machine it resides on is vulnerable
Indicate whether the statement is true or false.
Three-dimensional charts are always more effective than two-dimensional charts.
Answer the following statement true (T) or false (F)