1 - Sample Mid Term I Select the best match for the...

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Sample Mid Term I Select the best match for the following 1. Which of the following are components of information systems architecture? a. Data b. Processes c. Networks d. b and c only e. a, b and c 2. Breaking down the functions of a business into progressively finer detail is called a. Business detailing b. Business functional explosion c. Functional decomposition d. All of the above 3. An entity type whose existence depends on another entity type is called a (n) ________ entity a. Strong b. Weak c. Co dependent d. Variant 4. An entity that associates the instances of one or more entity types and contains attributes specific to the relationships is called a (n) a. Associative entity b. Connecting entity c. Intersectional entity d. All of the above 5. A value that indicates the date or time of a data value is called a (n) a. Value stamp b. Time stamp c. Check point d. Check counter 6. A persons name, birthday, and social security number are all examples of a. Attributes b. Entities c. Relationships d. Descriptors e. None of the above
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7. The total quiz points for a student for an entire semester is a _________ attribute a. Mixed b. Derived c. Stored d. Addressed e. None of the above 8. A relation is not allowed to have a. Two columns with the same values b. Two columns with the same domain c. Two columns with the same names d. None of the above II Explain the following terms in one or two sentences a. Entity b. Specialization c. Business Rule d. Attribute e. Referential integrity constraint f. Anomalies g. Normalization h. 1 st normal form
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1 - Sample Mid Term I Select the best match for the...

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