Options: defines the fundamental method of determining effective operand addresses, are variations in the use of fundamental addressing structures, or some associated actions which are related to addressing., performs indicated operations on two fast registers of the machine and leave the result in one of the registers., all of the above
A subtype discriminator is which of the following?
Options: An attribute of the supertype whose values determine the subtype, An attribute of the subtype whose values determine the supertype, An attribute of the supertype whose values determine the supertype, An attribute of the subtype whose values determine the subtype
Which of the following storage and retrieval methods would be well suited to your processing requirements if you only need to retrieve records one at a time and there is no fixed pattern to the requests for data and records?
Options: indexed sectors, sequential, direct, indexed direct
Options: Acts like a WHERE clause but is used for groups rather than rows., Acts like a WHERE clause but is used for rows rather than columns., Acts like a WHERE clause but is used for columns rather than groups., Acts EXACTLY like a WHERE clause.
0.Lehmanâ€™s Third Law (Lehman and Belady 1985) is
Options: (A)Continuing change: A program used in real-world environment must change necessarily or become progressively less useful in that environment. (B) Increase complexity: As an evolving program change, its strictures tend to become more complex. Extra resources must be devoted to preserving and simplifying the structure. (C) Large program evolution: Program evolution is a self-regulating process. (D) None of these 27
Options: (A)A class of learning algorithms that try to derive a Prolog program from examples (B) A table with n independent attributes can be seen as an n- dimensional space. (C) A prediction made using an extremely simple method, such as always predicting the same output. (D) None of these 6