The amount of data a disk is capable of storing is called
A) Capacity
B) Density
C) Matrix
D) Volume
A
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What is an evolutionary prototype? How does it differ from a throwaway prototype?
What will be an ideal response?
To maintain the aspect ratio, hold the ____ key as you drag a corner handle of an instance.
a. ESC b. CTRL c. ALT d. SHIFT
Consider a STUDENT relation in a UNIVERSITY database with the following attributes (Name, SSN, Local_phone, Address, Cell_phone, Age, GPA). Note that the cell phone may be from a different city and state (or province) from the local phone. A possible tuple of the relation is shown below:
a. Identify the critical missing information from the LocalPhone and CellPhone attributes as shown in the example above. (Hint: How do call someone who lives in a different state or province?)
b. Would you store this additional information in the LocalPhone and CellPhone attributes or add new attributes to the schema for STUDENT?
c. Consider the Name attribute. What are the advantages and disadvantages of splitting this field from one attribute into three attributes (first name, middle name, and last name)?
d. What general guideline would you recommend for deciding when to store information in a single attribute and when to split the information?
Along with the JavaScript API, it allows you to draw and animate objects on webpages.
a. SVG element b. Poster image c. Canvas element d. Source element e. Object element