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SCADA systemsdevops~10 mins

HMI screen layout principles in SCADA systems - Interactive Code Practice

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Practice - 5 Tasks
Answer the questions below
1fill in blank
easy

Complete the code to set the primary color for the HMI screen background.

SCADA systems
screen.backgroundColor = '[1]';
Drag options to blanks, or click blank then click option'
Ablue
Byellow
Cgreen
Dred
Attempts:
3 left
💡 Hint
Common Mistakes
Choosing bright colors like red or yellow for background causes eye strain.
2fill in blank
medium

Complete the code to align the main status indicator to the top-right corner.

SCADA systems
statusIndicator.position = '[1]';
Drag options to blanks, or click blank then click option'
Atop-right
Bbottom-left
Ccenter
Dbottom-right
Attempts:
3 left
💡 Hint
Common Mistakes
Placing the indicator at bottom corners reduces visibility.
3fill in blank
hard

Fix the error in the code to ensure the alarm text is readable with proper font size.

SCADA systems
alarmText.fontSize = '[1]';
Drag options to blanks, or click blank then click option'
A5px
B12px
C8px
D3px
Attempts:
3 left
💡 Hint
Common Mistakes
Using too small font sizes makes alarm text unreadable.
4fill in blank
hard

Fill both blanks to create a layout grid with 3 columns and 2 rows for controls.

SCADA systems
layoutGrid.columns = [1];
layoutGrid.rows = [2];
Drag options to blanks, or click blank then click option'
A3
B4
C2
D5
Attempts:
3 left
💡 Hint
Common Mistakes
Setting too many rows or columns can clutter the screen.
5fill in blank
hard

Fill all three blanks to define a color scheme with primary, secondary, and alert colors.

SCADA systems
colorScheme.primary = '[1]';
colorScheme.secondary = '[2]';
colorScheme.alert = '[3]';
Drag options to blanks, or click blank then click option'
Ablue
Bgray
Cred
Dgreen
Attempts:
3 left
💡 Hint
Common Mistakes
Using red as primary color can cause confusion and stress.