Why is labeling data flow diagrams so important? What can effective labels on data flow diagrams accomplish for those unfamiliar with the system?
What will be an ideal response?
To make the diagrams truly communicative, meaningful labels of all data components are required. Effective labels can help someone unfamiliar with the system understand objectives, functions, and features of the system better.
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Which of the following is NOT true regarding outer joins?
A) The OUTER JOIN clause returns all rows from two or more of the tables within the FROM clause, as long as those rows meet any WHERE or HAVING search conditions. B) The OUTER JOIN clause is used whenever multiple tables that are accessed through a SQL SELECT statement returns all of the records from one table and only those records from the other table where the joined fields match. C) The LEFT JOIN clause is used when you want to return all rows in the left table, even if no matching rows exist in the right table. D) The FULL OUTER JOIN clause is not supported in Microsoft Access.
Placing criteria for two different fields on the Criteria row creates an AND condition
Indicate whether the statement is true or false
The hardest method for searching is to use the Search box.?
Answer the following statement true (T) or false (F)
What is NOT one of the available priorities that can be assigned to a process?
A. Realtime B. Above normal C. Critical D. Low