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Author Question: MIS is defined as the management and use of processes, information systems, and information to help ... (Read 29 times)

joblessjake

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on: Jul 7, 2018
MIS is defined as the management and use of processes, information systems, and information to help organizations achieve their strategies.
 
  Indicate whether the statement is true or false

Question 2

Which of the following is NOT a true statement regarding a relation?
 
  A) Each relation consists of a set of named columns and an arbitrary number of unnamed rows.
  B) Each column in a relation corresponds to an attribute of that relation.
  C) An entry at the intersection of each row and column has a single value.
  D) The columns may not be interchanged or stored any sequence.
  E) The rows may be interchanged or stored in any sequence.


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Bison

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Reply #1 on: Jul 7, 2018
Answer to Question 1

TRUE

Answer to Question 2

D
Explanation: D) Because the relational model is based on relational algebra, the order of the columns does not matter. For instance, 45 is the same as 54.
CL


joblessjake

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Reply 2 on: Jul 7, 2018
Great answer, keep it coming :)

emsimon14

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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