VDV Study Guide v1.0 Latest Update Questions with Correct Answers Guaranteed Pass Full score Download!!!
3 views 0 purchase
Course
VDV
Institution
VDV
VDV Study Guide v1.0 Latest Update
Questions with Correct Answers
Guaranteed Pass Full score Download!!!
A ceiling shall be treated as smooth if the beams project no more than how many inches below the
ceiling? - Answer -4 inches
Activation time of alarm notification appliances shall be within...
VDV Study Guide v1.0 Latest Update
Questions with Correct Answers
Guaranteed Pass Full score Download!!!
A ceiling shall be treated as smooth if the beams project no more than how many inches below the
ceiling? - Answer -4 inches
Activation time of alarm notification appliances shall be within how many seconds after actication of an
initiating device? - Answer -10 seconds
additional manual fire boxes shall be so the travel distance to the nearest fire alarm box will not be
farther than - Answer -200 ft
After batteries have discharged one full cycle, how many hours do you have to recharge? -
Answer -48 hours
Backbone cables does not provide interconnection for? - Answer -Telecommunication outlets
Best connector for surveillance systems? - Answer -BNC
Circuit integrity cable is estimated bya minimum fire resistance rating of how many hours? -
Answer -2 hours
Cold wind exposed to skin will cause - Answer -Frost bite
dB is a ratio of - Answer -2 quantities
Dynamic Range means? - Answer -Between the loudest & quietest portion of a program in
decibels
Fire alarm systems shall be provided with at least how many independant& reliable power sources? -
Answer -2
First step on finding resistance using a multi-meter? - Answer -Disconnect power (de-energize)
For class 2, which portions of abandoned cable shall be removied if not tagged for future use? -
Answer -Accessible portion
For series circuit involving 240v load and 5ohms resistor, find current - Answer -I = E/R
= 240V/5ohms
= 48 amps
Four components required for a cctv system - Answer -Camera, lens, transmission media, and
monitor.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Eddiebeststudy. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $6.49. You're not tied to anything after your purchase.