Most database management systems support the creation of views.
Answer the following statement true (T) or false (F)
True
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Draw a hierarchy of Animals. The hierarchy should include the following entities: Animal, Reptile, Mammal, Bear, Human, Iguana, and Dolphin. Note that an Iguana is a Reptile, a Bear is a Mammal, a Human is a Mammal, and a Dolphin is a Mammal.
What will be an ideal response?
Which of the following pairs of data items could be stored in a map?
a) a student’s name and the student’s student ID number b) a student’s name and the student’s grade point average (GPA) c) a student’s name and the student’s year in school d) a student’s name and the name of the dormitory in which the student lives e) None of these pairs are appropriate for storage in a map.
Noncontiguous memory allocation splits programs into blocks of memory called ________ that can be loaded into nonadjacent “holes” in main memory.
a) pages b) partitions c) frames d) segments
What are the two mail protocols used for delivery of messages, and how do they function?
What will be an ideal response?