Papersbyjol

When installing a CCTV system,what equipment is required to make the system work. - ANSWER-camera, lens, transmission link, monitor Two (2) 12V 60A batteries are connected in parallel, the output would be. - ANSWER-12V 120A The formula used to find resistance is. - ANSWER-R= E / I What is the unit of measurement used when measuring loss/gain in a coaxial system? - ANSWER-dB Category 5 cables exhibit __________ attenuation than category 3 cables. - ANSWER-lower What is the minimum ...

Two(2) 12V 60A batteries are connected in parallel, the output would be? - ANSWER-12V 120A Which of the following microphones uses battery power or phantom power? - ANSWER-Condenser A normally closed contact that is part of the security system needs to be installed on the building perimeter this contact should be installed at which of the following locations? - ANSWER-Overhead door What is the definition of the "one arm rule"? - ANSWER-The tension when pulling category 5 cable should ...

802.3af Power over Ethernet (PoE) - ANSWER-The standard set in 2003 for PoE Devices. Supply of 48VDC and up to 350mA so that the power initiated does not exceed 15.4W 802.3at Power over Ethernet (Plus) (PoE) - ANSWER-Maximum wattage increased to 25.2W Cisco Inline Power - ANSWER-Cisco-proprietary, prestandard method of supplying power over an Ethernet cable to attached devices. Cisco Discovery Protocol (CDP) - ANSWER-Cisco's proprietary protocol that allows cisco devices to communica...

If you have a return air ceiling what kind of cable would you install? - ANSWER-CMP Which test instrument would you use to test long distance fiber for reflective and non-reflective events? - ANSWER-OTDR What is the 3dB rule? - ANSWER-If you double the wattage What is a fusion splicer used for? - ANSWER-Fiber splicing How many connectors would be required on a face plate if you needed composite(RCA), 2 BNC and stereo speaker connections? - ANSWER-5 What is the typical AWG size for...

Analog Signal - ANSWER-A method of signaling that uses properties of the transmission medium to covey sound characteristics, such as using electrical properties to covey the characteristics of voice. North American Number Plan (NANP) - ANSWER-Country Code - Area Code -Central Office Code - Station Code Loop Start Signaling - ANSWER-A method of signaling that relies on connecting the tip and ring wires connecting to a device to complete an electrical circuit; typically used in devices conne...

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When you are sound masking, what is white noise used for? - ANSWER-To produce ambient noise dB is a ratio of - ANSWER-2 quantities In antenna television system, what is a permitted substitution for CATVP cable? - ANSWER-BLP Which type of cable is permitted substitution for OFNP? - ANSWER-NONE What is the cable marking for Class 3 plenum? - ANSWER-CL3P Dynamic Range means? - ANSWER-Between the loudest & quietest portion of a program in decibels Hierarchy of cables - ANSWER-CMP&g...

What are the most common colors for hy viz ability clothing - ANSWER-Orange,Lime, Yellow What is the primary purpose for safety barriers - ANSWER-To prevent personnel from entering A type one ladder is rated at? - ANSWER-250lbs A type two latter is rated at - ANSWER-225lbs The type three latter is rated at? - ANSWER-200lbs Step ladders range in height from... - ANSWER-Two to 20feet The BICSI... Building industry consulting service, was created to bring what organizations togeth...

Safety barriers - ANSWER-1 ) ? is / are often used to prevent personnel from entering an area where potential hazards exist . Туре ΙΑΑ - ANSWER-2 ) A Type ? ladder duty rating is for extra heavy - duty , industrial , 375 pound capacity ladders All - ANSWER-3 ) ? chemical products are required t have an SDS . CLASS E - ANSWER-4 ) Class ? helmets are used for utility applications and provide high - voltage protection Lime - ANSWER-5 ) Typical colors for high - visibility clothin...

What is firestopping - ANSWER-A material or mechanical device used to block openings and walls, ceilings, or floors to prevent the passage of fire or smoke what does the acronym UTP stand for - ANSWER-unshielded twisted pair what are the transmission rates of cat 3 cable - ANSWER-16 megahertz what is the most common shield used on RG6 coax - ANSWER-tri shield and quad shield are the most common structured cabling systems are divided into how many subsystems and what are they - ANSWER...