Network and IP Video Flashcards
7 cards from real CCTV practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Network and IP Video flashcards as text
What does ONVIF stand for in the context of IP camera systems?
Answer: Open Network Video Interface Forum
ONVIF stands for Open Network Video Interface Forum, a global standard that ensures interoperability between IP-based security products.
Which protocol is most commonly used to stream live video from an IP camera to a VMS?
Answer: RTSP
RTSP (Real-Time Streaming Protocol) is the standard protocol for delivering live video streams from IP cameras to video management systems.
A network switch's PoE budget is 150W and each camera draws 15W. What is the maximum number of cameras it can power simultaneously?
Answer: 10
Dividing the total PoE budget (150W) by the per-camera draw (15W) gives a maximum of 10 cameras.
Which VLAN configuration best practice isolates IP camera traffic from general corporate network traffic?
Answer: Assign cameras to a dedicated security VLAN
Assigning cameras to a dedicated security VLAN segments surveillance traffic from corporate data, improving both security and performance.
What is the primary function of a Network Video Recorder (NVR)?
Answer: Receive, decode, and store IP camera streams
An NVR receives IP video streams over the network, decodes them, and stores the footage to disk.
What does the 'H' in H.265 video compression standard refer to?
Answer: H stands for the ITU-T recommendation series
H.265 belongs to the ITU-T 'H series' of recommendations covering audiovisual and multimedia systems.
Which IP camera feature allows the camera to continue recording locally when network connectivity to the NVR is lost?
Answer: SD card edge storage
SD card edge storage lets the camera record footage to an onboard memory card when the network or NVR is unavailable.