USPS EXAM 421 PSE WINDOW TRAINING TEST
TEST PAPER 2026 COMPLETE QUESTIONS AND
SOLUTIONS 100% CORRECT
◉ Premium Forwarding Service. Answer: Fee service offering
temporary weekly reshipment services. Length of 2 weeks to one
year (6 month renewal).
◉ Self-Service Kiosk. Answer: Located in Post Office lobbies. They
are available even when the Post Office counter is closed. Designed
to process 80% of transactions.
◉ mPOS. Answer: Mobile Point of Sale
◉ Mobile Point of Sale. Answer: Allows customer service
representatives to process many simple transactions away from the
Full-Service counter, a strategy known in the retail industry as "line
busting." Consists of an Apple iPod Touch, integrated barcode
imager/credit card reader, wireless receipt printer and wireless
label printer, allowing Post Offices to improve customer experience
and reduce cost to serve.
◉ Stamps by Mail. Answer: Ability to order stamps and have them
mailed directly to customer. Order forms/online.
,◉ Stamps by Phone. Answer: Ability to order stamps via phone and
have them mailed directly to customer.
◉ Stamps by Fax. Answer: Ability to order stamps via fax and have
them mailed directly to the customer.
◉ Forever Stamps. Answer: 1 oz FC letter stamp.
◉ Semi-Postal Stamps. Answer: Charity stamps. Additional amount
is donated to charity.
◉ Strategic Partners. Answer: Fed Ex, UPS, Amazon
◉ HAZMAT. Answer: Hazardous Materials
◉ DMM Publication 52. Answer: Hazardous, Restricted and
Perishable Mail
◉ PACT. Answer: Prevent All Cigarette Trafficking - 2009
,◉ HAZMAT Question. Answer: Is there anything liquid, fragile,
perishable or potentially hazardous such as lithium batteries or
perfume?
◉ HAZMAT Regulations. Answer: Found in DMM, IMM, Publication
52, Handbook EL-812.
◉ ORM-D. Answer: Other Regulated Materials-Domestic: Marking
for mail or shipping in the US that identifies other regulated
materials for domestic transport only. Packages bearing this mark
contain hazardous material in a limited quantity that presents a
limited hazard during transportation, due to its form, quantity, and
packaging. Surface transport only. No International. Usually
consumer commodities.
◉ HAZMAT Categories. Answer: Flammable, Corrosive/Reactive,
Biological, Toxic, Other common
◉ Declared HAZMAT. Answer: Declared by mailer, properly marked,
properly packaged.
◉ Undeclared HAZMAT. Answer: Suspected of containing prohibited
HAZMAT.
, ◉ Non-mailable HAZMAT. Answer: Markings of non-mailable
materials, non-mailable quantity, improperly prepared, leaking,
alcohol. No stains on packaging. Do not accept: Improperly
reused/recycled boxes, air transport that does not meet
requirements, no HAZMAT to International/APO/FPO.
◉ HAZMAT Procedure. Answer: Inspect, ask questions, refer to
postmaster or supervisor if needed. If in doubt ask supervisor or
postmaster. If cannot determine contents, do not accept. Give Notice
107 - Some Things Were Never Meant to be Mailed - Let's Keep the
Mail Safe.
If markings found: Report, isolate, contact mailer, file report with
inspection service.
◉ Poster 138. Answer: HAZMAT "Keep the Mail Safe" poster.
◉ HAZMAT Handling. Answer: Transport in reliable MTE, Stage in
isolated area, Radioactive 10 feet apart, Place and secure on
top/center of cart, do not leave unattended.
◉ HAZMAT Identification. Answer: Affix placard to MTE transport.
TEST PAPER 2026 COMPLETE QUESTIONS AND
SOLUTIONS 100% CORRECT
◉ Premium Forwarding Service. Answer: Fee service offering
temporary weekly reshipment services. Length of 2 weeks to one
year (6 month renewal).
◉ Self-Service Kiosk. Answer: Located in Post Office lobbies. They
are available even when the Post Office counter is closed. Designed
to process 80% of transactions.
◉ mPOS. Answer: Mobile Point of Sale
◉ Mobile Point of Sale. Answer: Allows customer service
representatives to process many simple transactions away from the
Full-Service counter, a strategy known in the retail industry as "line
busting." Consists of an Apple iPod Touch, integrated barcode
imager/credit card reader, wireless receipt printer and wireless
label printer, allowing Post Offices to improve customer experience
and reduce cost to serve.
◉ Stamps by Mail. Answer: Ability to order stamps and have them
mailed directly to customer. Order forms/online.
,◉ Stamps by Phone. Answer: Ability to order stamps via phone and
have them mailed directly to customer.
◉ Stamps by Fax. Answer: Ability to order stamps via fax and have
them mailed directly to the customer.
◉ Forever Stamps. Answer: 1 oz FC letter stamp.
◉ Semi-Postal Stamps. Answer: Charity stamps. Additional amount
is donated to charity.
◉ Strategic Partners. Answer: Fed Ex, UPS, Amazon
◉ HAZMAT. Answer: Hazardous Materials
◉ DMM Publication 52. Answer: Hazardous, Restricted and
Perishable Mail
◉ PACT. Answer: Prevent All Cigarette Trafficking - 2009
,◉ HAZMAT Question. Answer: Is there anything liquid, fragile,
perishable or potentially hazardous such as lithium batteries or
perfume?
◉ HAZMAT Regulations. Answer: Found in DMM, IMM, Publication
52, Handbook EL-812.
◉ ORM-D. Answer: Other Regulated Materials-Domestic: Marking
for mail or shipping in the US that identifies other regulated
materials for domestic transport only. Packages bearing this mark
contain hazardous material in a limited quantity that presents a
limited hazard during transportation, due to its form, quantity, and
packaging. Surface transport only. No International. Usually
consumer commodities.
◉ HAZMAT Categories. Answer: Flammable, Corrosive/Reactive,
Biological, Toxic, Other common
◉ Declared HAZMAT. Answer: Declared by mailer, properly marked,
properly packaged.
◉ Undeclared HAZMAT. Answer: Suspected of containing prohibited
HAZMAT.
, ◉ Non-mailable HAZMAT. Answer: Markings of non-mailable
materials, non-mailable quantity, improperly prepared, leaking,
alcohol. No stains on packaging. Do not accept: Improperly
reused/recycled boxes, air transport that does not meet
requirements, no HAZMAT to International/APO/FPO.
◉ HAZMAT Procedure. Answer: Inspect, ask questions, refer to
postmaster or supervisor if needed. If in doubt ask supervisor or
postmaster. If cannot determine contents, do not accept. Give Notice
107 - Some Things Were Never Meant to be Mailed - Let's Keep the
Mail Safe.
If markings found: Report, isolate, contact mailer, file report with
inspection service.
◉ Poster 138. Answer: HAZMAT "Keep the Mail Safe" poster.
◉ HAZMAT Handling. Answer: Transport in reliable MTE, Stage in
isolated area, Radioactive 10 feet apart, Place and secure on
top/center of cart, do not leave unattended.
◉ HAZMAT Identification. Answer: Affix placard to MTE transport.
