← VCE Data Analytics U4O2

Disaster recovery plan feature: evacuation

A set of steps that gets people safely out of a site to an assembly point during an emergency like a fire. People come first, before any equipment or data recovery begins.

Part of: VCE Data Analytics - U4O2 - Cyber Security: Data Security — Module 80

Understanding Disaster recovery plan feature: evacuation in VCE Data Analytics U4O2

What it does: The pseudo-steps show that evacuation happens first and data recovery begins only once the site is declared safe. A defined route from a work area to an exit and then to the assembly point is a key part of an evacuation procedure. Restoring data is a different feature (restoration). Evacuation is about the safety of people. An assembly point is a safe, agreed meeting place where staff can be counted to check everyone got out. Equipment and data can be replaced or restored from backups. People cannot, so they leave immediately.

Common mistakes: Data recovery can only begin once everyone is confirmed safe. The line should wait until all_people_safe, not until data_restored, which would put data ahead of people. Lifts must not be used in a fire because they can fail or trap people. The evacuation route should use the stairs: use_stairs(route).

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This module's key terms are also in a printable crossword (Modules 80–113) and word search (Modules 44–113).

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Learning
Duo
A fire alarm sounds in the server room. What should the disaster recovery plan say staff do first?
Follow the evacuation procedure and leave the buildingCarry out the servers and backup drives first
Matches
Fire alarm: staff stay to shut down servers and back up files before leaving
↓
This puts data and equipment ahead of people. Staff must leave straight away and not delay evacuation to save data.
Applying
Meanings
Term
evacuation procedure
Meaning
A set of steps that gets people safely out of a site to an assembly point during an emergency like a fire. People come first, before any equipment or data recovery begins.
Practice
IF fire alarm sounds THEN
Testing
Gaps
(staff)
Check Answer
Spots
3 roll_call_at_assembly()
4 WAIT UNTIL data_restored

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Quick Questions

1. A fire alarm sounds in the server room. What should the disaster recovery plan say staff do first?
A. Follow the evacuation procedure and leave the building ✓
B. Carry out the servers and backup drives first
People come first. Evacuation procedures get staff safely out before any equipment or data recovery begins.
2. Which is the main purpose of an evacuation procedure in a disaster recovery plan?
A. To get people safely out of the site during an emergency ✓
B. To restore the database as quickly as possible
Restoring data is a different feature (restoration). Evacuation is about the safety of people.
3. Where should staff go once they have left the building during an evacuation?
A. Back to their desks to save their files
B. The assembly point ✓
An assembly point is a safe, agreed meeting place where staff can be counted to check everyone got out.
4. Which item belongs in an evacuation procedure?
A. A map showing evacuation routes and exits ✓
B. A list of the passwords for every server
Evacuation routes show people the quickest safe way out. Passwords are not part of evacuation and should never be put in a plan like that.
5. Why does an evacuation procedure list an assembly point?
A. So IT staff can start restoring data from backups there
B. So everyone can be counted to confirm they are safe ✓
Counting people at the assembly point confirms nobody is still inside. Data recovery only starts once people are safe.

Match the Pairs

evacuation procedure → Steps that get people safely out of a site to an assembly point during an emergency like a fire
assembly point → A safe, pre-agreed place outside the site where staff gather so they can be counted after evacuating
People come before equipment: nobody goes back inside to save servers or data until it is declared safe → IF alarm = ON THEN evacuate staff; do not re-enter; start data recovery only after all-clear
Evacuation routes are marked, kept clear and followed to lead everyone out to the assembly point → Route: Server Room > Fire Exit B > Car Park Assembly Point
Fire alarm: staff stay to shut down servers and back up files before leaving → This puts data and equipment ahead of people. Staff must leave straight away and not delay evacuation to save data.
Evacuation plan: after leaving the building, staff go home without checking in at the assembly point → Without gathering at the assembly point, nobody can be counted, so the organisation cannot tell if someone is still inside.

Key Term

evacuation procedure
A set of steps that gets people safely out of a site to an assembly point during an emergency like a fire. People come first, before any equipment or data recovery begins.

Fill in the Blanks

1. IF alarm = "fire" THEN evacuate(staff) END IF
Hint: Type the function name for the action that gets people out of the site when the alarm sounds.
2. alarmSounds() FOLLOW exitRoute GO TO assemblyPoint
Hint: Type the name of the planned path people take to leave the building safely.
3. evacuate(staff) WAIT UNTIL allSafe = TRUE recover(data)
Hint: Type the variable that must be true to confirm everyone is out before data recovery starts.
4. SET priorityPeople ← 1 SET priorityEquipment ← 2 SET priorityData ← 3
Hint: Type the priority number that puts people before equipment and data.
5. FOR EACH person IN staff MOVE person TO assemblyPoint END FOR
Hint: Type the name of the safe meeting place outside the site where everyone gathers and is counted.

Spot the Error

Question 1
A IF fire_alarm = TRUE THEN
B evacuate_people()
C roll_call_at_assembly()
D WAIT UNTIL data_restored
E start_data_recovery()
Line D — Data recovery can only begin once everyone is confirmed safe. The line should wait until all_people_safe, not until data_restored, which would put data ahead of people.
Question 2
A route ← stairs_to_exit_A
B IF fire_alarm = TRUE THEN
C use_lift(route)
D GO TO assembly_point
Line C — Lifts must not be used in a fire because they can fail or trap people. The evacuation route should use the stairs: use_stairs(route).
Question 3
A assembly_point ← 'Server room'
B GO TO assembly_point
C ROLL_CALL(staff_list)
Line A — The assembly point must be a safe place outside the danger zone, such as an oval. A server room inside the building is not safe.
Question 4
A IF fire_alarm = TRUE THEN
B FOR EACH server IN building
C escort_to_assembly(person)
D END FOR
Line B — The evacuation loop must go through people, not equipment. People come first, so it should be FOR EACH person IN building.
Question 5
A PRIORITY ← 'servers first'
B IF fire_alarm = TRUE THEN
C evacuate_people()
Line A — In an evacuation procedure, people's safety always comes before equipment or data. The priority should be 'people first'.

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