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Security Guard License Exam

Communication & Radio Practice Questions

55 practice questions with detailed explanations — aligned to the Security Guard License Exam.

  1. Q1.What does the radio code '10-4' mean?

    A.Repeat
    B.Acknowledgement / OK
    C.Location
    D.Help needed
    BAcknowledgement / OK

    Explanation: 10-4 is the universal code for 'Message Received' or 'OK'.

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  2. Q2.What does '10-20' ask for?

    A.Your Location
    B.Your Name
    C.Time
    D.Phone number
    AYour Location

    Explanation: 'What is your 20?' means 'Where are you?'

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  3. Q3.When transmitting on a radio, you should be:

    A.Brief, clear, and professional
    B.Funny
    C.Loud
    D.Detailed and long-winded
    ABrief, clear, and professional

    Explanation: Keep the channel clear for others. Brevity is key.

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  4. Q4.The Phonetic Alphabet is used to:

    A.Confuse people
    B.Clarify spelling of names or license plates over the radio (e.g., 'Alpha' for A)
    C.Speak in code
    D.Look cool
    BClarify spelling of names or license plates over the radio (e.g., 'Alpha' for A)

    Explanation: Letters like 'B', 'C', 'D', 'E' sound alike on radio. 'Bravo, Charlie, Delta, Echo' prevents errors.

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  5. Q5.Using 'Plain English' codes is often preferred because:

    A.It is harder
    B.It reduces confusion during multi-agency response (NIMS/ICS)
    C.It is slower
    D.Radio codes are illegal
    BIt reduces confusion during multi-agency response (NIMS/ICS)

    Explanation: NIMS (National Incident Management System) recommends plain English ('I have a fire') over codes ('Code Red') because different agencies use different codes.

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  6. Q6.If you have an emergency transmission, you should say:

    A."Break, Break, Break" or "Emergency Traffic"
    B."Hey listen up"
    C."Excuse me"
    D.Wait for silence
    A"Break, Break, Break" or "Emergency Traffic"

    Explanation: 'Break' allows you to interrupt routine traffic for an emergency.

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  7. Q7.The phonetic word for 'S' is:

    A.Sam
    B.Sierra
    C.Snake
    D.Sugar
    BSierra

    Explanation: Sierra is the NATO standard.

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  8. Q8.Effective communication involves:

    A.Speaking only
    B.Active listening and speaking clearly
    C.Shouting
    D.Ignoring the other person
    BActive listening and speaking clearly

    Explanation: Communication is a two-way loop: sending and receiving/understanding.

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  9. Q9.When communicating with an angry person, you should:

    A.Match their volume
    B.Lower your voice and speak calmly (De-escalation)
    C.Laugh at them
    D.Ignore them
    BLower your voice and speak calmly (De-escalation)

    Explanation: Lowering your voice encourages them to lower theirs to hear you. Yelling back escalates.

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  10. Q10.Non-verbal communication (Body Language) includes:

    A.Posture, eye contact, and hand gestures
    B.Writing
    C.Radio
    D.Email
    APosture, eye contact, and hand gestures

    Explanation: Over 70% of communication is non-verbal. Open posture reduces aggression.

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  11. Q11.If your radio fails:

    A.Go home
    B.Use a backup method (cell phone, landline, runner)
    C.Yell
    D.Do nothing
    BUse a backup method (cell phone, landline, runner)

    Explanation: Always have a contingency plan for comms failure.

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  12. Q12.Code 4 usually means:

    A.Help needed
    B.No further assistance needed / Situation under control
    C.Fire
    D.Lunch
    BNo further assistance needed / Situation under control

    Explanation: Code 4 tells dispatch and backup they can stand down.

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  13. Q13.Before pressing the transmit button, you should:

    A.Start talking
    B.Listen to ensure the channel is clear
    C.Scream
    D.Turn off the radio
    BListen to ensure the channel is clear

    Explanation: Don't 'step on' other transmissions. Listen first.

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  14. Q14.The phonetic word for 'A' is:

    A.Apple
    B.Adam
    C.Alpha
    D.Able
    CAlpha

    Explanation: Alpha is standard.

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  15. Q15.When describing a suspect over the radio, start with:

    A.Clothing
    B.Sex and Race (e.g., 'White Male')
    C.Height
    D.Hair
    BSex and Race (e.g., 'White Male')

    Explanation: Start with broad identifiers (Sex/Race) then narrow down (Age/Height/Weight/Clothing).

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  16. Q16.Which is a barrier to effective communication?

    A.Active listening
    B.Noise, language barriers, and bias
    C.Clarity
    D.Empathy
    BNoise, language barriers, and bias

    Explanation: Environmental and personal factors can block understanding.

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  17. Q17.'Copy that' means:

    A.Make a photocopy
    B.I heard and understood the message
    C.Repeat
    D.No
    BI heard and understood the message

    Explanation: Standard acknowledgment phrase.

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  18. Q18.When calling 911 from a landline:

    A.They automatically know your location
    B.You must scream
    C.You hang up quickly
    D.They can't hear you
    AThey automatically know your location

    Explanation: Landlines provide instant address data (ANI/ALI) to 911. Mobiles provide GPS coordinates which may be less precise.

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  19. Q19.The phonetic word for 'M' is:

    A.Mary
    B.Mike
    C.Mother
    D.Mars
    BMike

    Explanation: Mike is standard.

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  20. Q20.If you are 'Out of Service' (unavailable), the code is typically:

    A.10-4
    B.10-7
    C.10-8
    D.10-20
    B10-7

    Explanation: 10-7 = Out of Service. 10-8 = In Service.

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  21. Q21.Tactical communication involves:

    A.Using words to achieve a specific goal (compliance) safely
    B.Using a tactical radio
    C.Whispering
    D.Talking about tactics
    AUsing words to achieve a specific goal (compliance) safely

    Explanation: Tactical communication (Verbal Judo) is using persuasion to gain voluntary compliance.

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  22. Q22.A 'Squelch' setting on a radio:

    A.Makes it louder
    B.Filters out background static/weak signals
    C.Changes the channel
    D.Turns it off
    BFilters out background static/weak signals

    Explanation: Squelch keeps the radio silent until a strong signal is received.

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  23. Q23.Command presence is communicated through:

    A.Appearance, posture, and voice tone
    B.Yelling
    C.A gun
    D.A badge
    AAppearance, posture, and voice tone

    Explanation: Looking professional and confident projects authority.

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  24. Q24.The phonetic word for 'Z' is:

    A.Zebra
    B.Zulu
    C.Zone
    D.Zoom
    BZulu

    Explanation: Zulu is standard.

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  25. Q25.When confirming a license plate '1 A B 2', you say:

    A.One, A, B, Two
    B.One, Alpha, Bravo, Two
    C.One, Apple, Boy, Two
    D.First letter A, Second B
    BOne, Alpha, Bravo, Two

    Explanation: Use standard phonetics for clarity.

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  26. Q26.What is the purpose of radio communication for security guards?

    A.Entertainment
    B.Coordination with team, emergency dispatch, status updates
    C.Gossip
    D.Personal calls
    BCoordination with team, emergency dispatch, status updates

    Explanation: Radio ensures coordination and rapid emergency response.

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  27. Q27.What should be included in a radio check-in?

    A.Personal chat
    B.Guard ID, location, status, any issues
    C.Nothing specific
    D.Only if needed
    BGuard ID, location, status, any issues

    Explanation: Specific information allows coordination and accountability.

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  28. Q28.How should a security guard speak on the radio?

    A.Casually
    B.Clear, professional, concise; use established codes/procedures
    C.Loudly
    D.With slang
    BClear, professional, concise; use established codes/procedures

    Explanation: Clarity prevents misunderstanding in emergencies.

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  29. Q29.When should a security guard use emergency codes or signals?

    A.Never use codes
    B.Per company protocol; speeds communication in emergencies
    C.Only in true emergencies
    D.Always use codes
    BPer company protocol; speeds communication in emergencies

    Explanation: Standardized codes prevent confusion and speed response.

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  30. Q30.What should a guard do if they can't understand a radio transmission?

    A.Ignore it
    B.Ask for clarification; request repeat
    C.Assume they heard right
    D.Tell someone else later
    BAsk for clarification; request repeat

    Explanation: Clarity is essential; never assume understanding.

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  31. Q31.Is radio communication monitored or recorded?

    A.Never
    B.Often yes; assume all communication is monitored/recorded
    C.Only emergencies
    D.Only personal info
    BOften yes; assume all communication is monitored/recorded

    Explanation: Guards should assume all communication is monitored for legal/safety reasons.

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  32. Q32.What information should NEVER be broadcast on an unsecured radio?

    A.Anything is fine
    B.Sensitive info: financial data, personal details, tactics during ongoing incident
    C.Weather reports
    D.Guard's name
    BSensitive info: financial data, personal details, tactics during ongoing incident

    Explanation: Unsecured radio can be monitored; sensitive info stays secure.

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  33. Q33.How should a guard respond if dispatch requests status?

    A.Ignore if busy
    B.Respond promptly with requested information
    C.Respond later
    D.Never respond
    BRespond promptly with requested information

    Explanation: Dispatch coordination is essential; timely response is professional duty.

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  34. Q34.Should a security guard test their radio regularly?

    A.No need
    B.Yes; ensures functionality and coordination capability
    C.Only when broken
    D.Only at night
    BYes; ensures functionality and coordination capability

    Explanation: Regular testing prevents communication failure in emergencies.

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  35. Q35.What should a guard do if their radio fails during a shift?

    A.Work without it
    B.Report to dispatch/supervisor immediately; get replacement or alternate communication
    C.Ignore the problem
    D.Leave post
    BReport to dispatch/supervisor immediately; get replacement or alternate communication

    Explanation: Communication failure must be reported to restore coordination capability.

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  36. Q36.What is the primary purpose of radio communication in security?

    A.Social chatting
    B.Maintaining contact with dispatch/supervision and rapid incident reporting
    C.Entertainment during slow periods
    D.No particular purpose
    BMaintaining contact with dispatch/supervision and rapid incident reporting

    Explanation: Radio communication allows guards to stay in contact with dispatch and supervision, enabling rapid response to incidents and coordination.

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  37. Q37.What information should be included in a radio dispatch call?

    A.Just 'I'm here'
    B.Guard ID, location, nature of situation, any requested response
    C.Personal opinions
    D.Long stories
    BGuard ID, location, nature of situation, any requested response

    Explanation: Dispatch calls should include guard identification, exact location, clear description of the situation, and what response is needed.

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  38. Q38.What is 'radio protocol' and why is it important?

    A.Irrelevant guidelines
    B.Procedures for clear, concise radio use ensuring proper communication
    C.Only important in emergencies
    D.Just random chatter
    BProcedures for clear, concise radio use ensuring proper communication

    Explanation: Radio protocol establishes clear procedures for effective communication - brief, clear messages, proper codes/procedures, and professional conduct.

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  39. Q39.Should a security guard conduct personal conversations on company radio?

    A.Yes, use as a phone
    B.No, radio is for business; keep transmissions brief and professional
    C.Only short conversations
    D.Only when dispatch is busy
    BNo, radio is for business; keep transmissions brief and professional

    Explanation: Company radio should be used only for business. Personal conversations tie up the channel and are unprofessional.

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  40. Q40.What should a guard do if they cannot reach dispatch by radio?

    A.Give up
    B.Continue attempts; use phone to contact supervision if radio fails
    C.Wait indefinitely
    D.Assume nothing is wrong
    BContinue attempts; use phone to contact supervision if radio fails

    Explanation: If radio communication fails, try repeatedly; if unsuccessful, use a telephone to reach dispatch or supervision.

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  41. Q41.What is 'radio security' and confidentiality?

    A.No concern for security
    B.Awareness that radio transmissions may be heard by others; avoid sensitive info
    C.Transmissions are always private
    D.No confidentiality on radio
    BAwareness that radio transmissions may be heard by others; avoid sensitive info

    Explanation: Radio transmissions can be heard by many parties, so avoid detailed sensitive information. Use appropriate codes and professional language.

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  42. Q42.How should emergency situations be reported by radio?

    A.Casually
    B.Immediately, clearly, with priority language used by dispatch
    C.After thinking about it
    D.Only if very serious
    BImmediately, clearly, with priority language used by dispatch

    Explanation: Emergency situations should be reported immediately using priority procedures established by the company/dispatch system.

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  43. Q43.What does 'clear' mean when dispatched uses it on radio?

    A.The situation is understood
    B.The guard has completed the call and is available for next assignment
    C.Weather is clear
    D.The building is empty
    BThe guard has completed the call and is available for next assignment

    Explanation: 'Clear' means the guard has completed the current matter and is available for new assignment or tasks.

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  44. Q44.Should a guard maintain a patrol log or communication record?

    A.No, radio reports are enough
    B.Yes, keep written record of patrol activity, radio contacts, and incidents
    C.Only if there's an incident
    D.No record needed
    BYes, keep written record of patrol activity, radio contacts, and incidents

    Explanation: Written patrol logs should document activity and communications to create a complete record and backup for radio reports.

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  45. Q45.How should a guard respond to unclear dispatch instructions?

    A.Do what they think is best
    B.Clarify by asking dispatch to repeat or explain
    C.Ignore unclear instructions
    D.Guess what was meant
    BClarify by asking dispatch to repeat or explain

    Explanation: If dispatch instructions are unclear, ask for clarification or repetition to ensure the correct understanding before acting.

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  46. Q46.Why is radio communication important for security guards?

    A.It is not important
    B.Enables coordination, emergency response, and location awareness
    C.Only for entertainment
    D.Only supervisors need radio
    BEnables coordination, emergency response, and location awareness

    Explanation: Radio communication is essential for coordination and emergency response.

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  47. Q47.What should a guard do before transmitting on a radio?

    A.Transmit whenever
    B.Listen first to ensure channel is clear; use professional language
    C.Yell into the radio
    D.No listening needed
    BListen first to ensure channel is clear; use professional language

    Explanation: Proper radio protocol includes listening before transmitting.

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  48. Q48.What is the proper format for a security radio transmission?

    A.Any format
    B.Identify unit, state message clearly, wait for response
    C.Ramble without structure
    D.No format needed
    BIdentify unit, state message clearly, wait for response

    Explanation: Structured radio communications are professional and clear.

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  49. Q49.What is a 'clear' radio channel?

    A.A secret channel
    B.A channel with no active transmissions
    C.Any working channel
    D.A new channel
    BA channel with no active transmissions

    Explanation: Guards should ensure channel is clear before transmitting.

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  50. Q50.What should be discussed on a security radio net?

    A.Personal gossip
    B.Work-related communications, incidents, and operational information
    C.Social plans
    D.Confidential personal information
    BWork-related communications, incidents, and operational information

    Explanation: Radio communications should be work-related and professional.

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  51. Q51.How should a security guard respond to a radio call?

    A.Ignore it
    B.Acknowledge immediately with unit identification
    C.Respond casually
    D.Respond slowly
    BAcknowledge immediately with unit identification

    Explanation: Prompt radio response demonstrates attentiveness and readiness.

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  52. Q52.What should a guard do if radio communication is lost?

    A.Continue normally
    B.Attempt to re-establish contact; notify supervisor; may return to fixed location
    C.Do nothing
    D.Use personal phone only
    BAttempt to re-establish contact; notify supervisor; may return to fixed location

    Explanation: Loss of communication requires attempts to restore and notification.

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  53. Q53.What is proper radio terminology in security operations?

    A.Slang and nicknames
    B.Professional, clear language; use codes if provided
    C.Anything goes
    D.Very informal
    BProfessional, clear language; use codes if provided

    Explanation: Professional radio language ensures clarity and professionalism.

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  54. Q54.Should personal conversations be conducted on security radios?

    A.Yes, always
    B.No, use only for work-related communications
    C.Only gossip
    D.Only complaints
    BNo, use only for work-related communications

    Explanation: Professional radio use is limited to work communications.

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  55. Q55.What training covers communications for NY security guards?

    A.No training required
    B.8-hour pre-assignment training covers communications
    C.Only optional training
    D.Only supervisor training
    B8-hour pre-assignment training covers communications

    Explanation: NY GBL 89-n includes communication training in pre-assignment curriculum.

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