3cx Basic certification Actual Exam 2026 || Most
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Question
Which deployment option is specifically managed and supported by
3CX, including monitoring and simplified setup?
A. Self-hosted on a private server
B. Hosted by 3CX
C. Desktop-only deployment
D. Local SIP gateway deployment
Answer: B. Hosted by 3CX
Rationale: Hosted by 3CX is a managed deployment option in which
3CX handles the hosting environment and associated infrastructure.
It is designed to simplify deployment and ongoing management
compared with independently hosting the PBX.
Question
Which of the following is a primary purpose of a 3CX PBX?
A. Managing only email communications
B. Providing VoIP and unified communications services
C. Replacing all network routers
D. Acting exclusively as a file server
,Answer: B. Providing VoIP and unified communications services
Rationale: 3CX is a communications platform centered on IP
telephony and unified communications. It can manage users, calls,
SIP trunks, messaging, applications, and other communication
functions.
Question
When deploying 3CX Hosted, which type of SIP trunk should be
selected?
A. Any unsupported SIP provider
B. A 3CX Preferred or Supported SIP Trunk provider
C. An analog-only telephone provider
D. A proprietary PBX trunk
Answer: B. A 3CX Preferred or Supported SIP Trunk provider
Rationale: 3CX specifically emphasizes the use of Preferred and
Supported SIP Trunks. These providers are tested with 3CX, helping
ensure compatibility and allowing 3CX support to address trunk-
related issues more effectively.
Question
What is a SIP trunk primarily used for in 3CX?
A. Connecting the PBX to external telephone services
B. Creating Windows user accounts
,C. Installing IP phone firmware
D. Encrypting local files
Answer: A. Connecting the PBX to external telephone services
Rationale: A SIP trunk provides connectivity between the 3CX
system and a telecommunications provider. It allows calls to enter
and leave the PBX through the public telephone network or other
external telephony services.
Question
What does DID generally refer to in a 3CX deployment?
A. Direct Inward Dialing
B. Digital Internet Device
C. Distributed Internal Directory
D. Dynamic IP Deployment
Answer: A. Direct Inward Dialing
Rationale: DID numbers allow incoming calls to be directed to
specific destinations within the PBX. They are commonly associated
with individual users, departments, queues, or other destinations.
Question
What is the main purpose of an inbound rule associated with a DID?
, A. To determine where an incoming call should be routed
B. To configure a computer's operating system
C. To change an employee's password
D. To upgrade a SIP phone automatically
Answer: A. To determine where an incoming call should be routed
Rationale: When an incoming call reaches a DID, 3CX uses its
inbound routing configuration to determine the appropriate
destination, such as an extension, ring group, queue, or IVR.
Question
Which component determines how calls are sent out through a SIP
trunk?
A. Outbound Rules
B. Department language
C. Phone wallpaper
D. User profile picture
Answer: A. Outbound Rules
Rationale: Outbound Rules determine how outbound calls are routed.
They can use criteria such as the number length, prefix, or
originating extension or group to determine which trunk or route
should handle a call.
Question
Recent Exam 2026|2027 Actual Complete Real
Exam Questions And Correct Answers (Verified
Answers) Already Graded A+ | Guaranteed
Success! Newest Exam | Just Released!!
Question
Which deployment option is specifically managed and supported by
3CX, including monitoring and simplified setup?
A. Self-hosted on a private server
B. Hosted by 3CX
C. Desktop-only deployment
D. Local SIP gateway deployment
Answer: B. Hosted by 3CX
Rationale: Hosted by 3CX is a managed deployment option in which
3CX handles the hosting environment and associated infrastructure.
It is designed to simplify deployment and ongoing management
compared with independently hosting the PBX.
Question
Which of the following is a primary purpose of a 3CX PBX?
A. Managing only email communications
B. Providing VoIP and unified communications services
C. Replacing all network routers
D. Acting exclusively as a file server
,Answer: B. Providing VoIP and unified communications services
Rationale: 3CX is a communications platform centered on IP
telephony and unified communications. It can manage users, calls,
SIP trunks, messaging, applications, and other communication
functions.
Question
When deploying 3CX Hosted, which type of SIP trunk should be
selected?
A. Any unsupported SIP provider
B. A 3CX Preferred or Supported SIP Trunk provider
C. An analog-only telephone provider
D. A proprietary PBX trunk
Answer: B. A 3CX Preferred or Supported SIP Trunk provider
Rationale: 3CX specifically emphasizes the use of Preferred and
Supported SIP Trunks. These providers are tested with 3CX, helping
ensure compatibility and allowing 3CX support to address trunk-
related issues more effectively.
Question
What is a SIP trunk primarily used for in 3CX?
A. Connecting the PBX to external telephone services
B. Creating Windows user accounts
,C. Installing IP phone firmware
D. Encrypting local files
Answer: A. Connecting the PBX to external telephone services
Rationale: A SIP trunk provides connectivity between the 3CX
system and a telecommunications provider. It allows calls to enter
and leave the PBX through the public telephone network or other
external telephony services.
Question
What does DID generally refer to in a 3CX deployment?
A. Direct Inward Dialing
B. Digital Internet Device
C. Distributed Internal Directory
D. Dynamic IP Deployment
Answer: A. Direct Inward Dialing
Rationale: DID numbers allow incoming calls to be directed to
specific destinations within the PBX. They are commonly associated
with individual users, departments, queues, or other destinations.
Question
What is the main purpose of an inbound rule associated with a DID?
, A. To determine where an incoming call should be routed
B. To configure a computer's operating system
C. To change an employee's password
D. To upgrade a SIP phone automatically
Answer: A. To determine where an incoming call should be routed
Rationale: When an incoming call reaches a DID, 3CX uses its
inbound routing configuration to determine the appropriate
destination, such as an extension, ring group, queue, or IVR.
Question
Which component determines how calls are sent out through a SIP
trunk?
A. Outbound Rules
B. Department language
C. Phone wallpaper
D. User profile picture
Answer: A. Outbound Rules
Rationale: Outbound Rules determine how outbound calls are routed.
They can use criteria such as the number length, prefix, or
originating extension or group to determine which trunk or route
should handle a call.
Question
