ITEC 630 Final Examination complete
solution Spring 2015 Final Exam
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Please
read these instructions carefully. Failure to correctly follow them will
adversely
impact your grade.
•
This exam is open-book, open-notes. Do not discuss any aspect of this
exam with anyone else – no discussions in conferences, no emails to me
•
I will grade the exams on-line, therefore:
•
Do not include any extraneous graphics that do not directly contribute
to your answer
•
Answer on the PowerPoint slides provided – you may add slides
•
Use no font smaller than 12 pitch (if I cannot read it you won’t get credit)
•
Do not import graphics from any program besides PowerPoint (i.e. visio)
•
Exam is due not later than Midnight EST Sunday 26 April. Late
submissions will NOT be accepted and will earn a grade of zero
•
Post your PowerPoint slides in your assignment folders on LEO.
Question
1: (20 Points – 4 Points Each)
Multiple
Choice – Eliminate all but the correct answer.
1.Which
is not a factor to consider in software evaluation?
A.
Performance effectiveness
B.
Performance efficiency
C.
Ease of use
D.
Quality of documentation
E.
Target Operating System
2.In
a database, Keys are:
A. Data items in a record used to identify the record
B. Normalized
C. The names of database tables
D. Used to identify the most important attribute of an Entity
3.In
a relational database, Metadata:
A. Specifies the size in Bytes of the database tables
B. Describes the name given and the length assigned each data item
C. Describes the associative relationships between Entities
D. Provides the answers to queries
4.Peer
reviewers are the key participants in which activity?
A. Structured walkthroughs
B. Top-down testing
C. Six-Sigma quality checks
D. Rapid Application Design (RAD)
5.
All of the following are true about Modular Programming except:
A.
Paying attention to the interfaces is important
B.
Modules should be highly cohesive
C.
Modules should contain Go-To statements
D.
It facilitates breaking the programming into logical, manageable portions
Question
2: (20 Points)
A
military information system on a base overseas tracks personnel on the
base. Each military member is tracked by
ID#,
name, rank, and address. Each military member belongs to an organization
on the base which has an organizational
name,
located in a building on the base and has a primary function (e.g.
Communications Squadron). Each of these
organizations
is also commanded by one of the military members . In tracking command
sponsorship each military
member
may have one or more dependents. Each dependent has an ID#, name, age,
and sex. Each organization
on
the base is involved working issues or projects which may be of interest to the
base commander. These projects
are
tracked by a serial number and an origination date. The information
system you are designing will also track
descriptions
of the projects and their close-out dates.
Build
an entity relationship model for the above scenario. Show all attributes
and ndicate all of your key attributes in red.
Question
3: (20 points)
Draw
a logical data flow diagram (DFD: Context and Level 1) for placing an
order based on the E-R diagram shown here.
System
Requirements include the ability to
do
the following:
(1)
Enter new order
(2)
Read customer master
(3)
Read item record
(4)
Create item order record
(5)
Add order record
Answer
Question 3 Here:
Question
4: (20 Points)
Select
the best answer for each of the multiple
choice
questions below about the Structure
Chart
shown here.
(5
points each)
1.How
many times does the top module call each subordinate module?
A.One
Hundred Times
B.Three
Times
C.The
Check Credit Rating and Update Credit File Modules Once and the Dispatch
Orders Module 100 Times
●
2.Which
module actually contains the logic to call the Update Credit File Module?
A.Check
Credit Rating
B.Process
Orders
C.Dispatch
Orders
●
3.In
what order does the executive module call the
subordinate modules?
A.Dispatch
Orders, Update Credit File, Check Credit Rating
B.Check
Credit Rating, Update Credit File, Dispatch Orders
C.Update
Credit File, Check Credit Rating, Dispatch Orders
D.Process
Orders, Check Credit Rating, Dispatch Orders
●
4.What
tool would not be useful in preparing a Module Specification for a
programmer to code
“Get Exam From Assignments Folder”?
A.Structured
English
B.Flow
Chart
C.Data
Flow Diagram
D.Pseudocode
Question
5: (20 points)
In
this class, we’ve stressed the importance of various system analysis and design
tools and techniques. By now you should have a “toolbox” full of useful
design and analysis tools. List the tools in your toolbox and then write
one short paragraph on how you can/will apply them in your careers, lives, etc.
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