SIA Security Officer Practice Test 2026：第5套练习测试

SIA Security Officer Practice Test 练习测试第5套（共5套）：再练25道题，附答案和解释。

保安
英国
139道题
核对于2026年10月10日

第1题，共25题
In the UK, a fire extinguisher with a black label or band contains:
- Foam
- Dry powder
- Water
- Carbon dioxide (CO2)
显示答案
答案: D. Carbon dioxide (CO2)
All extinguishers have red bodies with a coloured band: red for water, cream for foam, blue for dry powder, black for CO2 and yellow for wet chemical.
第2题，共25题
What is the standard of proof in a criminal court?
- Beyond reasonable doubt
- On the balance of probabilities
- More likely than not
- Possible but not certain
显示答案
答案: A. Beyond reasonable doubt
The prosecution must prove guilt beyond reasonable doubt. Civil cases use the lower standard of the balance of probabilities.
第3题，共25题
Which of these jobs needs an SIA front-line licence when done under a contract?
- Driving a taxi
- Serving drinks behind a bar in a licensed nightclub
- Door supervision at licensed premises
- Cleaning offices at night
显示答案
答案: C. Door supervision at licensed premises
Door supervision, security guarding, public space surveillance (CCTV), close protection, cash and valuables in transit and key holding are licensable activities.
第4题，共25题
Which extinguisher is suitable for a fire in electrical equipment?
- Wet chemical
- Water
- A bucket of sand on live wiring with the power still on
- Carbon dioxide (CO2)
显示答案
答案: D. Carbon dioxide (CO2)
CO2 does not conduct electricity and leaves no residue. Never use water on electrical fires.
第5题，共25题
Which is a barrier to effective communication?
- Loud background noise
- Checking the person has understood
- Using simple words
- Speaking clearly
显示答案
答案: A. Loud background noise
Noise, language differences, intoxication and strong emotions can all stop a message being understood.
第6题，共25题
Under the Health and Safety at Work etc. Act 1974, what is an employee's duty?
- To carry out and sign every risk assessment for the site on their own each year
- To write the company's safety policy
- To pay for their own safety equipment
- To take reasonable care of themselves and others affected by their work
显示答案
答案: D. To take reasonable care of themselves and others affected by their work
Section 7 requires employees to take reasonable care and to co-operate with their employer on health and safety.
第7题，共25题
What is the safest approach to lifting a heavy box at work?
- Avoid lifting if possible; if not, assess it and lift safely
- Twist your body while you lift
- Lift it quickly with a bent back
- Always lift alone so that no one else can be injured if you drop it
显示答案
答案: A. Avoid lifting if possible; if not, assess it and lift safely
Manual handling rules say to avoid hazardous lifting where possible, assess what cannot be avoided, and reduce the risk of injury.
第8题，共25题
How long is a front-line SIA licence for security guarding, door supervision or CCTV usually valid?
- 5 years
- 10 years
- 3 years
- 1 year
显示答案
答案: C. 3 years
Front-line licences in these sectors last three years, after which you must apply to renew.
第9题，共25题
You discover a fire. What should you do first?
- Open all the windows
- Collect your belongings
- Raise the alarm
- Finish your patrol
显示答案
答案: C. Raise the alarm
Raising the alarm warns everyone and starts the evacuation. Then call the fire service and follow the site fire plan.
第10题，共25题
When should an incident report be written?
- Only if a customer makes a formal complaint later
- At the end of the month
- Only if the police ask for it
- As soon as possible after the incident
显示答案
答案: D. As soon as possible after the incident
Reports written soon after an event are more accurate and carry more weight as evidence.
第11题，共25题
How many protected characteristics does the Equality Act 2010 list?
- 5
- 7
- 12
- 9
显示答案
答案: D. 9
They are age, disability, gender reassignment, marriage and civil partnership, pregnancy and maternity, race, religion or belief, sex, and sexual orientation.
第12题，共25题
Which law sets out the general duties of employers and employees for health and safety at work?
- The Health and Safety at Work etc. Act 1974
- The Private Security Industry Act 2001
- The Licensing Act 2003
- The Equality Act 2010
显示答案
答案: A. The Health and Safety at Work etc. Act 1974
The 1974 Act places duties on employers to protect workers and others, and on employees to take reasonable care.
第13题，共25题
Under data protection law, what is "personal data"?
- Information about an identifiable living person
- Only a person's bank account and payment card details
- Only information written on paper
- Information about companies only
显示答案
答案: A. Information about an identifiable living person
Personal data includes names, images, CCTV footage and notes that can identify someone.
第14题，共25题
Under section 3 of the Private Security Industry Act 2001, what is an offence?
- Carrying out licensable conduct without a valid SIA licence
- Working as a security officer for more than one company in the same week
- Failing to pass a fitness test
- Refusing to work overtime
显示答案
答案: A. Carrying out licensable conduct without a valid SIA licence
It is a criminal offence to engage in licensable conduct without a licence. It can lead to up to 6 months in prison, a fine, or both.
第15题，共25题
Which is a rule for keeping a pocket notebook?
- Write in pencil so it can be changed
- Make entries in time order and leave no blank spaces
- Remove pages you no longer need
- Leave gaps between entries so you can add details later
显示答案
答案: B. Make entries in time order and leave no blank spaces
Entries should be in order, in ink, with no gaps or torn-out pages, so nothing can be added later.
第16题，共25题
The ADVOKATE mnemonic helps you to:
- Remember the order of fire extinguisher colours
- Plan a patrol route
- Fill in a licence application
- Record the details of what a witness saw
显示答案
答案: D. Record the details of what a witness saw
ADVOKATE stands for Amount of time, Distance, Visibility, Obstruction, Known or seen before, Any reason to remember, Time lapse and Errors.
第17题，共25题
Which law covers fire safety in most non-domestic premises in England and Wales?
- The Licensing Act 2003
- The Regulatory Reform (Fire Safety) Order 2005
- The Fire (Scotland) Act 2005
- The Protection of Freedoms Act 2012
显示答案
答案: B. The Regulatory Reform (Fire Safety) Order 2005
The Fire Safety Order applies in England and Wales. Scotland has the Fire (Scotland) Act 2005, and Northern Ireland has its own fire safety laws.
第18题，共25题
Under section 24A of PACE, when may a non-police officer make an arrest?
- When a police officer cannot reasonably make the arrest instead and it is necessary for a listed reason
- Only with the written permission of the venue manager or the client who employs them
- Only after a court has issued a warrant
- Whenever they feel like it
显示答案
答案: A. When a police officer cannot reasonably make the arrest instead and it is necessary for a listed reason
The arrest must be necessary, for example to stop the person causing injury or damage or making off, and it must not be reasonably practicable for a constable to do it.
第19题，共25题
Before taking door supervisor or security officer licence training for the first time, what must a learner hold?
- A full UK driving licence
- A firearms certificate
- A personal licence to sell alcohol from the local council
- A valid first aid or emergency first aid certificate
显示答案
答案: D. A valid first aid or emergency first aid certificate
The SIA requires learners to hold a first aid certificate that is valid for at least 12 months from the start of the course.
第20题，共25题
In the HOT principle for unattended items, what does the H stand for?
- Hidden
- Harmless
- Heavy
- Hot to touch
显示答案
答案: A. Hidden
HOT asks whether the item is Hidden, Obviously suspicious, and not Typical of what you would expect in that place.
第21题，共25题
What does RIDDOR require?
- Registering every CCTV camera on site with the local police force each year
- Reporting certain serious injuries, diseases and dangerous occurrences
- Recording every customer who enters a building
- Renewing an SIA licence every year
显示答案
答案: B. Reporting certain serious injuries, diseases and dangerous occurrences
The Reporting of Injuries, Diseases and Dangerous Occurrences Regulations 2013 require certain incidents to be reported, usually to the HSE.
第22题，共25题
In radio procedure, what does "over" mean?
- The conversation has now ended
- This is an emergency message
- Please repeat your last message more slowly and clearly
- I have finished speaking and am waiting for your reply
显示答案
答案: D. I have finished speaking and am waiting for your reply
"Over" passes the turn to the other person. "Out" means the conversation has ended.
第23题，共25题
In Scotland, what is the legal basis for an arrest by a private citizen?
- Section 24A of the Police and Criminal Evidence Act 1984
- The Data Protection Act 2018
- Common law
- The Licensing Act 2003
显示答案
答案: C. Common law
PACE does not apply in Scotland. A citizen's arrest there is based on common law, generally for a serious crime the person has seen being committed.
第24题，共25题
What colour are safe condition signs, such as fire exit and first aid signs?
- Yellow
- Red
- Blue
- Green
显示答案
答案: D. Green
Green signs show escape routes, emergency exits and first aid equipment.
第25题，共25题
What is a risk assessment?
- A test of how fast an operative can run
- A list of customers banned from a venue
- A report written only after an accident has already happened on site, for insurers
- A careful look at what could cause harm and what precautions are needed
显示答案
答案: D. A careful look at what could cause harm and what precautions are needed
Employers must assess risks so they can remove hazards or reduce them as far as reasonably practicable.

相关测试