NICET Inspect & Test LVL 2 Exam Questions And Well Elaborated Solutions

NICET Inspect & Test LVL 2 Exam Questions And Well Elaborated Solutions Consider a smoke control system with a stairwell pressurization system. A _____ shall be provided in the air supply to the pressurized stairwell. A. Supervisory switch to monitor fan operation B. Manual fire alarm box C. Heat detector D. Smoke detector - answer -D. Smoke Detector NFPA 92 - 6.4.6.2.1 NFPA 72 states that smoke detector spacing shall be reduced where the airflow in a defined space exceeds _____ air changes per hour? A. 6 B. 7 C. 6.5 D. 7.5 - answer -D. 7.5 NFPA 72 17.7.6.3.3.1 Which of the following requires a visual inspection frequency of quarterly? (Select Two) A. Waterflow devices B. Radiant energy detectors C. Smoke detectors D. Visible notification appliances - answer -A. Waterflow devices B. Radiant energy detectors NFPA 72 Table 14.3.1 A project in an unsprinklered facility is using CI (circuit integrity) cable to provide a 2-hour fire rated resistance for a circuit. What is the pathway survivability rating? A. Level 1 B. Level 2 C. Level 3 D. Level 4 - answer -B. Level 2 NFPA 72 12.4.3 Consider communications methods for supervising station fire alarm systems. A communication technology which requires annunciation at the supervising station for degradation of the communications channel not to exceed 90 seconds from the time of actual failure is _____? A. Two way radio multiplex systems B. Performance based technology C. DACT systems D. One way private radio systems - answer -A. Two way radio multiplex systems NFPA 72 Table A.26.6.1 Consider an area where the temperature is 120 degrees Fahrenheit. The most appropriate type of smoke detector for this environment is _____? A. Smoke detectors are not appropriate B. Projected beam C. Photoelectric D. Ionization - answer -A. Smoke detectors are not appropriate NFPA 72 A.17.7.1.8 When testing an FSCS, which of the following modes are required to be tested? (Select Two) A. Manual override of normal mode B. Manual override of automatic mode C. Automatic override of normal mode D. Automatic override of alarm mode - answer -A. Manual override of normal mode B. Manual override of automatic mode NFPA 92 - 8.4.7.2 According to NFPA 72, cellular transmission is a performance based technology and as such _____? A. Requires AHJ approval B. Requires the use of a DACT C. Requires a secondary means of transmission D. Does not require a secondary communications path - answer -D. Does not require a secondary communications path NFPA 72 26.6.3.3 Consider the installation of a protected premises fire alarm system. All software and firmware shall be protected against unauthorized access. Access by persons who have are trained and authorized to either repair the control unit or to alter its site specific data or operating system program, thereby changing its basic mode of operation should be considered Access Level _____? A. 4 B. 1 C. 2 D. 3 - answer -A. 4 NFPA 72 A.23.2.2.2 Consider the use of spot type smoke detectors at elevations above 3,000 feet above sea level. This altitude may affect _____ detectors? A. Projected beam B. Photoelectric C. Air sampling D. Ionization - answer -D. Ionization