1.
The minimum area of any vent installed in a CW & VS shall be at least _______ the inside cross-sectional area of the drainpipe served.
A. 
B. 
C. 
D. 
2.
Cleanouts may not be required on any wet-vented branch serving a single trap when the fixture tailpiece or connection is not less than ________ in diameter and provide ready access for cleaning through the trap.
A. 
B. 
C. 
D. 
3.
"Sacrarium" waste of holy water and wastewater at church altar services must not be discharged into the sanitary drainage system but disposed of directly into the ground.
4.
Each plumbing fixture trap, except as otherwise provided in this Code, shall be protected against __________
A. 
Siphonage and back-pressure.
B. 
C. 
Backflow and crossconnection
D. 
5.
Where permitted by the Administrative Authority, vent piping may be omitted on a ____________ when such __________ acts as primary settling tank and discharges through a horizontal indirect waste pipe into a secondary interceptor.
6.
Vent fittings shall be cast iron, galvanized malleable iron or galvanized steel, lead, copper, brass, ABS, PVC, or other approved materials, except that no galvanized malleable iron or galvanized steel fittings shall be buried underground but shall be kept at least ______ above finish ground level.
A. 
B. 
C. 
D. 
7.
The length of the horizontal portion of a vent may exceed one-third (1/3) of the total length of vertical and horizontal portions as limited by Table 7.5 provided the vent is increased to one pipe size larger for its entire length.
8.
Where vents connect to a horizontal drainage pipe, such vent pipe connection shall have its invert taken off above the drainage centerline of such pipe downstream of the trap being served.
9.
The vent pipe opening from a soil or waste pipe, except for water closets and similar fixtures, shall not be below the weir of the trap.
10.
Each vent pipe or stack through roof (SVTR) shall extend its flashing all around and the stack vent shall terminate vertically not less than _______ above the roof nor less than 0.3 meter from any vertical surface nearby.
A. 
B. 
C. 
D. 
11.
Each vent opening shall terminate not less than ____________ from, or at least 0.9 meter above any openable window, door opening, air intake or vent shaft, nor less than _________ away from any lot line, alley and street boundary lines.
A. 
B. 
C. 
D. 
12.
Joints at the roof around stack vent pipes shall be made watertight by the use of approved flashing material and installation.
13.
The size of yoke vent may be less in diameter than either the soil stack or the vent stack, whichever is smaller.
14.
One trap may serve a set of not more than three ( 3) single compartment sinks or laundry tubs of the same depth or three (3) lavatories immediately adjacent to each other and in the same room if the waste outlets are not more than 0.75 meter apart and the trap is centrally located when three (3) compartments are installed.
15.
Each domestic clotheswasher and each laundry tub shall be connected to a separate and independent trap; except that a trap serving a laundry tub may also receive the waste from a clotheswasher set adjacent thereto.
16.
Diameter of trap arm is 32 mm. What is the distance to vent in meter?
A. 
B. 
C. 
D. 
17.
An exposed and readily accessible drawn brass tubing trap, not less than Gauge 17 B&S (1.1 mm), may be used on fixtures discharging domestic sewage but shall exclude urine.
18.
No more than one approved slip joint fitting may be used on the outlet side of a trap, and no tubing trap shall be installed without a listed tubing trap adapter.
19.
No form of trap which depends for its seal upon the action of movable parts or concealed interior partitions shall be used. ''S", Bell and Crown-vented traps are prohibited. No fixture shall be double trapped. Drum traps may be installed only when permitted by the Administrative Authority for special condition. No drum trap shall be installed without a vent
20.
interceptors or clarifiers in sand and similar heavy solids shall be so designed and located as to be readily accessible for cleaning and shall have a water seal of not less than _________ deep.
A. 
B. 
C. 
D. 
21.
In ________, NAMPAP President JAIME M. CABASE spearheaded the updating of the Revised National Plumbing Code.
A. 
B. 
C. 
D. 
22.
NAMPAP submitted the Draft Code to the Board of Master Plumbers (BOMP) Chaired by Engr. FORTUNATO H. AMOSCO.
A. 
B. 
C. 
D. 
23.
Professional Regulation Commission under Chairman ____________ adopted the Revised Plumbing Code of 1999 which His Excellency, President JOSEPH EJERCITO ESTRADA approved last December 21, 1999 pursuant to Section 4 of R.A. 1378 known as the Plumbing Law.
A. 
B. 
C. 
D. 
24.
Before Martial Law in 1972, Republic Act No. _______ otherwise known as the "Building Code of the Philippines" was passed with the "National Plumbing Code of 1959" as referral code in full text.
A. 
B. 
C. 
D. 
25.
On _________________ the First Amendment to the National Plumbing Code was approved, which effected the inclusion of "Asbestos Cement Pipe" as an approved plumbing material.
A. 
B. 
C. 
D.