Discuss the important role played by users in the process of database design.
What will be an ideal response?
The users’ involvement throughout the database design phase is critical to providing the ‘correct’
system. In particular, the user should clarify any ambiguities in the specification that describes the
required system and also review continually the development of the database design. The process
of developing the database design is repeated until the user is prepared to ‘sign-off’ the design as
being a ‘true’ representation of the part of the enterprise that is being modeling.
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List some attributes and operations that might be defined for a class called PictureFrame that represents a picture frame.
What will be an ideal response?
Assume you are given the directory structure shown in Figure 6-2 on page 177 and the following directory permissions:
d--x--x--- 3 zach pubs 512 2010-03-10 15:16 business drwxr-xr-x 2 zach pubs 512 201For each category of permissions—owner, group, and other—what happens when you run each of the following commands? Assume the working direc- tory is the parent of correspond and that the file cheese_co is readable by everyone.0-03-10 15:16 business/milk_co
List the three primary roles of the systems analyst.
What will be an ideal response?
________ applications can be purchased that will circumvent the macro security feature in sending emails via Outlook and Microsoft Office
Fill in the blank(s) with correct word