Create an ER model for each of the following descriptions:
(a) A large organization has several parking lots, which are used by staff.
(b) Each parking lot has a unique name, location, capacity, and number of floors (where
appropriate).
(c) Each parking lot has parking spaces, which are uniquely identified using a space number.
(d) Members of staff can request the sole use of a single parking space. Each member of staff
has a unique number, name,telephone extension number, and vehicle license number.
(e) Represent all the ER models described in parts (a), (b), (c), and (d) as a single ER model.
Provide any assumptions necessary to support your model.
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A(n) _____________________ is an object that defines an erroneous situation from which the program usually cannot recover.
a) error b) exception c) interface d) try block e) catch block
Each central processing unit (CPU) produces a series of electronic pulses at a predetermined rate, called the clock speed, which affects machine cycle time.
Answer the following statement true (T) or false (F)
You implement interface _______________ to respond to events when the user moves a Slid- er’s thumb.
Fill in the blank(s) with the appropriate word(s).
In the ____ structure, instructions repeat based on a decision.
A. sequence B. selection C. loop D. flowchart