VoIP (Voice over IP) MCQs With Answers

Which VoIP protocol is used for setting up, modifying, and tearing down multimedia sessions?

________ is a protocol used for translating domain names to IP addresses in VoIP networks.

Which VoIP protocol is responsible for carrying voice data packets?

Which protocol is commonly used for signaling and controlling VoIP calls?

________ is a technique used in VoIP to reduce bandwidth usage by transmitting voice data only when sound is detected.

Which VoIP feature notifies users of an incoming call while they are already on a call?

________ is a technology used to convert analog voice signals into digital data for VoIP transmission.

Which codec is known for its low bandwidth usage but may sacrifice some voice quality?

________ is a protocol used to manage and monitor VoIP devices and services.

Which codec is commonly used for compressing voice signals in VoIP communications?

________ is a protocol used for securely accessing VoIP systems remotely over an insecure network.

________ is a VoIP feature that allows users to listen to voicemail messages via email.

Which protocol is used for real-time voice communication over IP networks?

Which VoIP protocol is responsible for controlling the setup and teardown of calls?

________ is a technology that allows users to make phone calls using a broadband internet connection.

________ is a VoIP feature that allows users to seamlessly transfer ongoing calls between devices.

________ is an ITU-T standard protocol used for VoIP and multimedia communication sessions.

Which layer of the OSI model does VoIP primarily operate at?

________ is a protocol used for converting digital IP packets into analog voice signals.

Which VoIP codec provides high-quality voice transmission but consumes more bandwidth?

Which VoIP feature allows users to have their phone number transferred when switching providers?

________ is a standard protocol for secure VoIP communication.

________ is a feature of VoIP that allows users to have a single telephone number for multiple devices.

________ is a feature of VoIP that integrates voicemail, email, and fax into a single platform.

________ is a protocol used for real-time transport of multimedia data over IP networks.

________ is a technology used to reduce network congestion and improve VoIP call quality.

________ is a protocol used for authenticating and authorizing VoIP users.

Which technology allows VoIP calls to traverse NAT and firewall devices?

Which VoIP feature enables users to forward incoming calls to another number or device?

Which type of network is ideal for VoIP to ensure quality and reliability of voice calls?

________ is a technology used to connect traditional analog phones to VoIP networks.

Which technology improves VoIP call quality by prioritizing voice packets over data packets?

________ is a protocol used to dynamically assign IP addresses to VoIP devices on a network.

Which codec is commonly used for video transmission in VoIP communications?

Which VoIP protocol is responsible for transporting voice and video over IP networks?

Which protocol is used for encrypting and securing VoIP communications over the internet?

________ is a technology that allows voice communication over the internet.

Which VoIP protocol is used for establishing, maintaining, and terminating multimedia sessions?

What does VoIP stand for?

________ is a protocol used to transport audio and video over IP networks.