P1.3 - Solution planning

Which actions happen in each phase of the SDLC?

Groups:

(a) Analysis

,

(b) Design

,

(c) Coding

,

(d) Testing

• Using Normal data

• Implementing algorithms

• Using Abnormal data

• Debugging code

• Requirements are identified

• Structure Diagrams

• Abstraction of the problem

• Checking the finished program works

• Flowcharts

• Pseudocode

• Decomposition of the problem

Select and label the different types of shapes used in flowcharts

a

b

c

e

Input/Output

Sum

Start

Rectangle

Print

Decision

Terminator

Box

Process

Diamond

Variables are ​ (a)   for a ​ (b)   in ​ (c)   where data can be ​ (d)   .

• identifiers
• location
• memory
• stored
• names
• changed
• secondary storage
• value
• found

Which of these is the correct way to declare a variable in pseudocode to hold the average area of a shape.

• DECLARE Shape : INTEGER

• DECLARE Area : STRING

• DECLARE Area : REAL

• DECLARE a : FLOAT

The pseudocode to declare a variable to hold the users password is:

​ (a)   pwd : ​ (b)  

• DECLARE
• STRING
• VARIABLE
• SET
• INTEGER
• REAL
• CREATE
• DEC

DECLARE Length, Area ​ (a)   REAL

​ (b)   "Enter Length: "

INPUT ​ (c)  

Area ​ (d)   Length ​ * Length

OUTPUT "Area is "​ (e)  

• OUTPUT
• :
• Length
• <--
• , Length
• : Length
• =
• ==
• -
• PRINT

Identify the shape used to perform selection in flowcharts.

Identify the shape used to perform Input/Output in flowcharts.

Identify the shape used to perform entry/exit points in flowcharts.

Which of these answers would be most suited to appear in the given shape in a flowchart?

• IF Area < 10

• OUTPUT "Hello"

• DECLARE Area : REAL

• INPUT Area