Sad_Finals Ch8

Front 1

Process specifications show the decision-making logic and formulas necessary to transform process input data into output.

Back 1

T

Front 2

Although process specifications produce a precise description of what is accomplished, they are not detailed enough to validate the system design.

Back 2

F

Front 3

Process specifications are always produced for input and output operations, such as a read or write operation.

Back 3

F

Front 4

Process descriptions may exist on a form but not within a CASE tool repository.

Back 4

F

Front 5

Process logic may be represented as either structured English, a decision table, a decision tree, or a formula.

Back 5

T

Front 6

Selection data dictionary entries become IF...THEN...ELSE structured English statements.

Back 6

T

Front 7

Iteration data dictionary entries become simple structured English statements in a sequence.

Back 7

F

Front 8

When structured decisions are not complex, an appropriate technique for analyzing the decision process is the use of semi-structured English.

Back 8

F

Front 9

Besides the obvious advantage of clarifying the logic and relationships found in human languages, structured English has another important advantage as a communication tool.

Back 9

T

Front 10

If communication is unimportant, structured English is a viable alternative for decision analysis.

Back 10

F

Front 11

It is important to develop decision tables in a logical, step-by-step approach.

Back 11

T

Front 12

Decision tables can become very burdensome because they grow rapidly as the number of conditions and alternatives increase.

Back 12

T

Front 13

If conditions are mutually inclusive, they can be written in extended-entry form.

Back 13

F

Front 14

The number of columns and rows necessary decreases while the understandability decreases.

Back 14

F

Front 15

Decision trees are most often drawn on their side, with the root of the tree on the left-hand side of the paper, branching out to the right.

Back 15

T

Front 16

It is useful to combine conditions and actions when drawing decision trees.

Back 16

F

Front 17

A square node indicates a condition, and a circle indicates an action.

Back 17

F

Front 18

In drawing the tree, identify all conditions and actions and the order and timing of these.

Back 18

T

Front 19

Use structured English when complex combinations of conditions, actions, and rules are found.

Back 19

F

Front 20

Use decision tables when there are many repetitious actions.

Back 20

F

Front 21

Use decision trees when the sequence of conditions and actions is critical.

Back 21

T

Front 22

The logic of a parent process shows the execution sequence that the child diagram processes must follow.

Back 22

T

Front 23

All the process specifications for the entire data flow diagram are consolidated and included in the specification packet given to the computer programmer.

Back 23

F

Front 24

Horizontal balancing means that all output elements must be on input data flow.

Back 24

F

Front 25

Business rules are the set of procedures, conditions or formulas that allow a corporation to run its business.

Back 25

T

Front 26

To determine the information requirements using a decision analysis strategy, what must the systems analyst determine?
A. Necessary data
B. Objectives
C. Information
D. Data structure

Back 26

B. Objectives

Front 27

A goal of producing process specifications is to:
A. reduce process interactions.
B. build technical specifications for a specific computer language.
C. validate the system design, including data flow diagrams and the data dictionary.
D. design computer input and output processes.

Back 27

C. validate the system design, including data flow diagrams and the data dictionary.

Front 28

Primitive process specifications are not produced for:
A. processes that use decision trees.
B. processes for which pre-written code already exists.
C. processes that involve complex editing.
D. All of the above

Back 28

B. processes for which pre-written code already exists.

Front 29

When creating process specifications, what needs to be done for manual tasks?
A. Create well-defined procedures for employees performing the tasks.
B. Replace them with automated processes.
C. Outline the decisions using a decision tree.
D. Nothing, they are not part of processing specifications.

Back 29

A. Create well-defined procedures for employees performing the tasks.

Front 30

Which of the following is not a business rule?
A. Logical inferences
B. Mathematical and functional derivations
C. Programming language IF statements
D. Definitions of business terms

Back 30

C. Programming language IF statements

Front 31

Process logic may be represented as:
A. structured English.
B. a decision table.
C. a decision tree.
D. a formula.
E. All of the above

Back 31

E. All of the above

Front 32

Which of the following is structured English not based on?
A. Instructions organized into nested and grouped procedures
B. Simple English statements
C. Unstructured logic
D. Add, multiply, move, and so on

Back 32

C. Unstructured logic

Front 33

In order to use structured English, which convention is not advisable?
A. Express all logic in terms of sequential.
B. Blank a line and indent blocks of statements to show their hierarchy.
C. Use and capitalize accepted keywords such as IF, THEN.
D. Be careful when using "and" and "or."

Back 33

B. Blank a line and indent blocks of statements to show their hierarchy.

Front 34

Which of the following is not one of the three basic constructs used to code computer programs?
A. Sequence
B. Selection
C. Iteration
D. Computation

Back 34

D. Computation

Front 35

When selection is indicated for elements in the data dictionary:
A. A simple sequence of structured English statements is all that is necessary.
B. An IF...THEN...ELSE structure must be present in the structured English statements.
C. DO WHILE, DO UNTIL, or PERFORM UNTIL structured English statements must be included.
D. A decision tree must be used to depict the logic.

Back 35

B. An IF...THEN...ELSE structure must be present in the structured English statements.

Front 36

When iteration is indicated for an element or a group of elements in the data dictionary:
A. A simple sequence of structured English statements is all that is necessary.
B. An IF..THEN...ELSE structured must be present in the structured English statements.
C. DO WHILE, DO UNTIL, or PERFORM UNTIL structured English statements must be included.
D. A decision table must be used to depict the logic.

Back 36

C. DO WHILE, DO UNTIL, or PERFORM UNTIL structured English statements must be included.

Front 37

Which of the following is correct?
Quadrant Content
A. upper-left condition alternatives
B. upper-right actions to be taken
C. lower-left condition
D. lower-right execution of actions

Back 37

D. lower-right execution of actions

Front 38

In order to build decision tables, what does the analyst not need to do?
A. Eliminate any impossible situations.
B. Simplify the table as much as possible.
C. Determine the minimum size of the table.

Back 38

C. Determine the minimum size of the table.
D. Eliminate inconsistencies.

Front 39

How many columns would a table with seven conditions with yes or no
alternatives have?
A. 64
B. 128
C. 256
D. 512

Back 39

B. 128

Front 40

Which of the following is not one of the ways to reduce the complexity of unwieldy decision tables?
A. Use alternatives
B. Use extended entries.
C. Use ELSE rule.
D. Construct multiple tables.

Back 40

A. Use alternatives

Front 41

Unlike the decision tree used in management science, what doesn't the analyst's tree contain?
A. Decisions
B. Conditions
C. Outcomes
D. Actions

Back 41

C. Outcomes

Front 42

When drawing the tree, systems analysts don't have to identify:
A. all outcomes.
B. all actions.
C. the order.
D. all conditions.

Back 42

A. all outcomes.

Front 43

Which of the following is not one of three main advantages of a decision tree over a decision table?
A. More correct as a communication tool
B. Sequential structure of decision tree branches
C. Conditions and actions of decision trees are found on some branches
D. More readily understood

Back 43

A. More correct as a communication tool

Front 44

Which choice is correct?
A. Use structured English when not every condition is relevant to every action.
B. Use decision tables when communication to end users is important.
C. Use decision trees when the sequence of conditions and actions is critical.
D. Use decision tables when there are many repetitious actions.

Back 44

C. Use decision trees when the sequence of conditions and actions is critical.

Front 45

If a process explodes to a child diagram:
A. the process logic shows the order of execution for the child diagram processes.
B. the process logic must be created using a decision table. Each process on the child diagram is a PERFORM statement within the parent decision table.
C. the process logic is depicted using a decision tree, with child data flow appearing as the connecting lines on the tree.
D. process logic is not written.

Back 45

A. the process logic shows the order of execution for the child diagram processes.

Front 46

The rules for horizontal balancing are:
A. All base elements on an output data flow must be on an input flow or included in the process logic.
B. All derived elements on an output data flow must be on an input flow or included in the process logic.
C. The input and output from a parent process must be present on the child diagram.
D. Data flow from a parent process must indicate the sequence of execution of child diagram processes.

Back 46

B. All derived elements on an output data flow must be on an input flow or included in the process logic.

Front 47

Which of the following is not a business rule?
A. Business conditions and actions
B. User ethics
C. Logical inferences
D. Processing sequences

Back 47

B. User ethics

Front 48

Which of the following is not a problem when creating decision tables?
A. Impossible situations
B. Too many conditions
C. Redundancy
D. Contradictions

Back 48

B. Too many conditions

Front 49

In a decision table, contradictions occur when:
A. an important condition is omitted.
B. when the situation cannot occur because there are two or more conditions that cannot occur at the same time.
C. identical sets of alternatives require the same action.
D. rules suggest different actions but satisfy the same conditions.

Back 49

D. rules suggest different actions but satisfy the same conditions.

Front 50

When applying the principles of horizontal balancing, base elements:
A. must come from a data store.
B. must be derived from process logic.
C. must be on an input.
D. must go to a data store.

Back 50

C. must be on an input.

Front 51

___________ are created for primitive processes on a data flow diagram.

Back 51

Process specifications

Front 52

One of the goals of producing __________ is to validate the system design, including the data flow diagram and the data dictionary.

Back 52

Process specifications

Front 53

Process descriptions may exist on a form or within a(n) ________ repository

Back 53

CASE tool

Front 54

When structured decisions are not complex, an appropriate technique for analyzing the decision process is the use of _________ English.

Back 54

Structured

Front 55

Structured English can be more complex if blocks of ________ are nested within other blocks of (instructions).

Back 55

Instructions, instructions

Front 56

_________ data dictionary entries become IF...THEN...ELSE structured English statements.

Back 56

Selection

Front 57

_________ data dictionary entries become DO WHILE, DO UNTIL, or PERFORM UNTIL structured English statements.

Back 57

Iteration

Front 58

One of the ways to reduce the complexity of unwieldy decision tables is to use extended ________.

Back 58

Entries

Front 59

Using an ELSE column is helpful in preventing errors of __________.

Back 59

Omission

Front 60

Decision tables are an important tool in the analysis of _________ decisions.

Back 60

Structured

Front 61

One major advantage of using decision tables over other methods is that tables help the analyst ensure ___________.

Back 61

Completeness

Front 62

In systems analysis, trees are used mainly for identifying and organizing ________ and ______ in a completely structured decision process.

Back 62

Conditions, actions

Front 63

The use of _______ makes the decision tree more readable when one thinks of a circle as signifying IF when the square means THEN.

Back 63

Notation

Front 64

In drawing the tree, begin building from left to right while making sure you are complete in listing all possible ________ before moving over to the right.

Back 64

Alternatives

Front 65

Use decision trees when not every condition is relevant to every _______.

Back 65

Action

Front 66

All the process specifications are consolidated for a computer program and are included in the ___________ given to the computer programmer.

Back 66

Specification packet

Front 67

___________ means that all output data flow must be either on input data flow or described in the process logic.

Back 67

Horizontal balancing

Front 68

When performing horizontal balancing, all __________ on an output data flow must be present on an input data flow.

Back 68

Base elements

Front 69

When performing horizontal balancing, all __________ on an output data flow must be present on an input data flow or created by the process.

Back 69

Derived elements

Front 70

_____________ are the set of procedures, conditions, or formulas that allow a corporation to run its business.

Back 70

Business rules