Security Guard License Exam
Communication & Radio Practice Questions
55 practice questions with detailed explanations — aligned to the Security Guard License Exam.
Master Communication & Radio to boost your score on the Security Guard License Exam. Each question below mirrors the style and difficulty of real exam questions, complete with detailed explanations so you understand the why behind every answer. Work through all 55 questions, review any that trip you up, and use the related topics below to round out your preparation.
Q1.What does the radio code '10-4' mean?
A.RepeatB.Acknowledgement / OKC.LocationD.Help needed✓B. Acknowledgement / OKExplanation: 10-4 is the universal code for 'Message Received' or 'OK'.
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Q2.What does '10-20' ask for?
A.Your LocationB.Your NameC.TimeD.Phone number✓A. Your LocationExplanation: 'What is your 20?' means 'Where are you?'
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Q3.When transmitting on a radio, you should be:
A.Brief, clear, and professionalB.FunnyC.LoudD.Detailed and long-winded✓A. Brief, clear, and professionalExplanation: Keep the channel clear for others. Brevity is key.
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Q4.The Phonetic Alphabet is used to:
A.Confuse peopleB.Clarify spelling of names or license plates over the radio (e.g., 'Alpha' for A)C.Speak in codeD.Look cool✓B. Clarify 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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Q5.Using 'Plain English' codes is often preferred because:
A.It is harderB.It reduces confusion during multi-agency response (NIMS/ICS)C.It is slowerD.Radio codes are illegal✓B. It 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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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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Q7.The phonetic word for 'S' is:
A.SamB.SierraC.SnakeD.Sugar✓B. SierraExplanation: Sierra is the NATO standard.
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Q8.Effective communication involves:
A.Speaking onlyB.Active listening and speaking clearlyC.ShoutingD.Ignoring the other person✓B. Active listening and speaking clearlyExplanation: Communication is a two-way loop: sending and receiving/understanding.
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Q9.When communicating with an angry person, you should:
A.Match their volumeB.Lower your voice and speak calmly (De-escalation)C.Laugh at themD.Ignore them✓B. Lower 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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Q10.Non-verbal communication (Body Language) includes:
A.Posture, eye contact, and hand gesturesB.WritingC.RadioD.Email✓A. Posture, eye contact, and hand gesturesExplanation: Over 70% of communication is non-verbal. Open posture reduces aggression.
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Q11.If your radio fails:
A.Go homeB.Use a backup method (cell phone, landline, runner)C.YellD.Do nothing✓B. Use a backup method (cell phone, landline, runner)Explanation: Always have a contingency plan for comms failure.
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Q12.Code 4 usually means:
A.Help neededB.No further assistance needed / Situation under controlC.FireD.Lunch✓B. No further assistance needed / Situation under controlExplanation: Code 4 tells dispatch and backup they can stand down.
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Q13.Before pressing the transmit button, you should:
A.Start talkingB.Listen to ensure the channel is clearC.ScreamD.Turn off the radio✓B. Listen to ensure the channel is clearExplanation: Don't 'step on' other transmissions. Listen first.
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Q14.The phonetic word for 'A' is:
A.AppleB.AdamC.AlphaD.Able✓C. AlphaExplanation: Alpha is standard.
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Q15.When describing a suspect over the radio, start with:
A.ClothingB.Sex and Race (e.g., 'White Male')C.HeightD.Hair✓B. Sex and Race (e.g., 'White Male')Explanation: Start with broad identifiers (Sex/Race) then narrow down (Age/Height/Weight/Clothing).
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Q16.Which is a barrier to effective communication?
A.Active listeningB.Noise, language barriers, and biasC.ClarityD.Empathy✓B. Noise, language barriers, and biasExplanation: Environmental and personal factors can block understanding.
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Q17.'Copy that' means:
A.Make a photocopyB.I heard and understood the messageC.RepeatD.No✓B. I heard and understood the messageExplanation: Standard acknowledgment phrase.
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Q18.When calling 911 from a landline:
A.They automatically know your locationB.You must screamC.You hang up quicklyD.They can't hear you✓A. They automatically know your locationExplanation: Landlines provide instant address data (ANI/ALI) to 911. Mobiles provide GPS coordinates which may be less precise.
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Q19.The phonetic word for 'M' is:
A.MaryB.MikeC.MotherD.Mars✓B. MikeExplanation: Mike is standard.
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Q20.If you are 'Out of Service' (unavailable), the code is typically:
A.10-4B.10-7C.10-8D.10-20✓B. 10-7Explanation: 10-7 = Out of Service. 10-8 = In Service.
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Q21.Tactical communication involves:
A.Using words to achieve a specific goal (compliance) safelyB.Using a tactical radioC.WhisperingD.Talking about tactics✓A. Using words to achieve a specific goal (compliance) safelyExplanation: Tactical communication (Verbal Judo) is using persuasion to gain voluntary compliance.
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Q22.A 'Squelch' setting on a radio:
A.Makes it louderB.Filters out background static/weak signalsC.Changes the channelD.Turns it off✓B. Filters out background static/weak signalsExplanation: Squelch keeps the radio silent until a strong signal is received.
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Q23.Command presence is communicated through:
A.Appearance, posture, and voice toneB.YellingC.A gunD.A badge✓A. Appearance, posture, and voice toneExplanation: Looking professional and confident projects authority.
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Q24.The phonetic word for 'Z' is:
A.ZebraB.ZuluC.ZoneD.Zoom✓B. ZuluExplanation: Zulu is standard.
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Q25.When confirming a license plate '1 A B 2', you say:
A.One, A, B, TwoB.One, Alpha, Bravo, TwoC.One, Apple, Boy, TwoD.First letter A, Second B✓B. One, Alpha, Bravo, TwoExplanation: Use standard phonetics for clarity.
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Q26.What is the purpose of radio communication for security guards?
A.EntertainmentB.Coordination with team, emergency dispatch, status updatesC.GossipD.Personal calls✓B. Coordination with team, emergency dispatch, status updatesExplanation: Radio ensures coordination and rapid emergency response.
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Q27.What should be included in a radio check-in?
A.Personal chatB.Guard ID, location, status, any issuesC.Nothing specificD.Only if needed✓B. Guard ID, location, status, any issuesExplanation: Specific information allows coordination and accountability.
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Q28.How should a security guard speak on the radio?
A.CasuallyB.Clear, professional, concise; use established codes/proceduresC.LoudlyD.With slang✓B. Clear, professional, concise; use established codes/proceduresExplanation: Clarity prevents misunderstanding in emergencies.
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Q29.When should a security guard use emergency codes or signals?
A.Never use codesB.Per company protocol; speeds communication in emergenciesC.Only in true emergenciesD.Always use codes✓B. Per company protocol; speeds communication in emergenciesExplanation: Standardized codes prevent confusion and speed response.
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Q30.What should a guard do if they can't understand a radio transmission?
A.Ignore itB.Ask for clarification; request repeatC.Assume they heard rightD.Tell someone else later✓B. Ask for clarification; request repeatExplanation: Clarity is essential; never assume understanding.
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Q31.Is radio communication monitored or recorded?
A.NeverB.Often yes; assume all communication is monitored/recordedC.Only emergenciesD.Only personal info✓B. Often yes; assume all communication is monitored/recordedExplanation: Guards should assume all communication is monitored for legal/safety reasons.
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Q32.What information should NEVER be broadcast on an unsecured radio?
A.Anything is fineB.Sensitive info: financial data, personal details, tactics during ongoing incidentC.Weather reportsD.Guard's name✓B. Sensitive info: financial data, personal details, tactics during ongoing incidentExplanation: Unsecured radio can be monitored; sensitive info stays secure.
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Q33.How should a guard respond if dispatch requests status?
A.Ignore if busyB.Respond promptly with requested informationC.Respond laterD.Never respond✓B. Respond promptly with requested informationExplanation: Dispatch coordination is essential; timely response is professional duty.
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Q34.Should a security guard test their radio regularly?
A.No needB.Yes; ensures functionality and coordination capabilityC.Only when brokenD.Only at night✓B. Yes; ensures functionality and coordination capabilityExplanation: Regular testing prevents communication failure in emergencies.
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Q35.What should a guard do if their radio fails during a shift?
A.Work without itB.Report to dispatch/supervisor immediately; get replacement or alternate communicationC.Ignore the problemD.Leave post✓B. Report to dispatch/supervisor immediately; get replacement or alternate communicationExplanation: Communication failure must be reported to restore coordination capability.
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Q36.What is the primary purpose of radio communication in security?
A.Social chattingB.Maintaining contact with dispatch/supervision and rapid incident reportingC.Entertainment during slow periodsD.No particular purpose✓B. Maintaining contact with dispatch/supervision and rapid incident reportingExplanation: Radio communication allows guards to stay in contact with dispatch and supervision, enabling rapid response to incidents and coordination.
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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 responseC.Personal opinionsD.Long stories✓B. Guard ID, location, nature of situation, any requested responseExplanation: Dispatch calls should include guard identification, exact location, clear description of the situation, and what response is needed.
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Q38.What is 'radio protocol' and why is it important?
A.Irrelevant guidelinesB.Procedures for clear, concise radio use ensuring proper communicationC.Only important in emergenciesD.Just random chatter✓B. Procedures for clear, concise radio use ensuring proper communicationExplanation: Radio protocol establishes clear procedures for effective communication - brief, clear messages, proper codes/procedures, and professional conduct.
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Q39.Should a security guard conduct personal conversations on company radio?
A.Yes, use as a phoneB.No, radio is for business; keep transmissions brief and professionalC.Only short conversationsD.Only when dispatch is busy✓B. No, radio is for business; keep transmissions brief and professionalExplanation: Company radio should be used only for business. Personal conversations tie up the channel and are unprofessional.
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Q40.What should a guard do if they cannot reach dispatch by radio?
A.Give upB.Continue attempts; use phone to contact supervision if radio failsC.Wait indefinitelyD.Assume nothing is wrong✓B. Continue attempts; use phone to contact supervision if radio failsExplanation: If radio communication fails, try repeatedly; if unsuccessful, use a telephone to reach dispatch or supervision.
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Q41.What is 'radio security' and confidentiality?
A.No concern for securityB.Awareness that radio transmissions may be heard by others; avoid sensitive infoC.Transmissions are always privateD.No confidentiality on radio✓B. Awareness that radio transmissions may be heard by others; avoid sensitive infoExplanation: Radio transmissions can be heard by many parties, so avoid detailed sensitive information. Use appropriate codes and professional language.
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Q42.How should emergency situations be reported by radio?
A.CasuallyB.Immediately, clearly, with priority language used by dispatchC.After thinking about itD.Only if very serious✓B. Immediately, clearly, with priority language used by dispatchExplanation: Emergency situations should be reported immediately using priority procedures established by the company/dispatch system.
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Q43.What does 'clear' mean when dispatched uses it on radio?
A.The situation is understoodB.The guard has completed the call and is available for next assignmentC.Weather is clearD.The building is empty✓B. The guard has completed the call and is available for next assignmentExplanation: 'Clear' means the guard has completed the current matter and is available for new assignment or tasks.
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Q44.Should a guard maintain a patrol log or communication record?
A.No, radio reports are enoughB.Yes, keep written record of patrol activity, radio contacts, and incidentsC.Only if there's an incidentD.No record needed✓B. Yes, keep written record of patrol activity, radio contacts, and incidentsExplanation: Written patrol logs should document activity and communications to create a complete record and backup for radio reports.
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Q45.How should a guard respond to unclear dispatch instructions?
A.Do what they think is bestB.Clarify by asking dispatch to repeat or explainC.Ignore unclear instructionsD.Guess what was meant✓B. Clarify by asking dispatch to repeat or explainExplanation: If dispatch instructions are unclear, ask for clarification or repetition to ensure the correct understanding before acting.
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Q46.Why is radio communication important for security guards?
A.It is not importantB.Enables coordination, emergency response, and location awarenessC.Only for entertainmentD.Only supervisors need radio✓B. Enables coordination, emergency response, and location awarenessExplanation: Radio communication is essential for coordination and emergency response.
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Q47.What should a guard do before transmitting on a radio?
A.Transmit wheneverB.Listen first to ensure channel is clear; use professional languageC.Yell into the radioD.No listening needed✓B. Listen first to ensure channel is clear; use professional languageExplanation: Proper radio protocol includes listening before transmitting.
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Q48.What is the proper format for a security radio transmission?
A.Any formatB.Identify unit, state message clearly, wait for responseC.Ramble without structureD.No format needed✓B. Identify unit, state message clearly, wait for responseExplanation: Structured radio communications are professional and clear.
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Q49.What is a 'clear' radio channel?
A.A secret channelB.A channel with no active transmissionsC.Any working channelD.A new channel✓B. A channel with no active transmissionsExplanation: Guards should ensure channel is clear before transmitting.
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Q50.What should be discussed on a security radio net?
A.Personal gossipB.Work-related communications, incidents, and operational informationC.Social plansD.Confidential personal information✓B. Work-related communications, incidents, and operational informationExplanation: Radio communications should be work-related and professional.
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Q51.How should a security guard respond to a radio call?
A.Ignore itB.Acknowledge immediately with unit identificationC.Respond casuallyD.Respond slowly✓B. Acknowledge immediately with unit identificationExplanation: Prompt radio response demonstrates attentiveness and readiness.
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Q52.What should a guard do if radio communication is lost?
A.Continue normallyB.Attempt to re-establish contact; notify supervisor; may return to fixed locationC.Do nothingD.Use personal phone only✓B. Attempt to re-establish contact; notify supervisor; may return to fixed locationExplanation: Loss of communication requires attempts to restore and notification.
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Q53.What is proper radio terminology in security operations?
A.Slang and nicknamesB.Professional, clear language; use codes if providedC.Anything goesD.Very informal✓B. Professional, clear language; use codes if providedExplanation: Professional radio language ensures clarity and professionalism.
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Q54.Should personal conversations be conducted on security radios?
A.Yes, alwaysB.No, use only for work-related communicationsC.Only gossipD.Only complaints✓B. No, use only for work-related communicationsExplanation: Professional radio use is limited to work communications.
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Q55.What training covers communications for NY security guards?
A.No training requiredB.8-hour pre-assignment training covers communicationsC.Only optional trainingD.Only supervisor training✓B. 8-hour pre-assignment training covers communicationsExplanation: NY GBL 89-n includes communication training in pre-assignment curriculum.
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