NCCER Technology & Digital Tools 2

Question 1

Which mobile app feature is most useful when a handyman needs to check if a surface is level without a physical level tool?

Accepted Answer

Bubble level / inclinometer

Answer

Many smartphones have built-in inclinometer sensors that power digital bubble level apps, providing a functional substitute for a physical level.

Question 2

When using a digital multimeter (DMM) with data-logging capability, what file format do most devices export measurement records?

Accepted Answer

CSV

Answer

Most data-logging multimeters export measurements as CSV (comma-separated values) files, which can be opened in spreadsheet software for analysis.

Question 3

A handyman wants to share a project estimate with a client digitally and get a signature without printing. Which tool type best accomplishes this?

Accepted Answer

Electronic signature platform (e.g., DocuSign)

Answer

Electronic signature platforms allow legally binding signatures on digital documents without printing, ideal for estimates and contracts.

Question 4

A thermal imaging camera on a smartphone attachment shows a blue area on a wall in winter. What does the blue color most likely indicate?

Accepted Answer

Cold spot, possibly missing insulation or an air leak

Answer

In standard thermal palettes, blue represents cooler temperatures, which in winter often indicates missing insulation or air infiltration.

Question 5

Which cloud storage practice is most important when a handyman stores client job photos from a smartphone?

Accepted Answer

Organizing photos into client-named or job-numbered folders with automatic backup enabled

Answer

Organizing photos by client or job number with automatic cloud backup ensures photos are retrievable for warranties, disputes, or follow-up work.

(NCCER) National Center for Construction Education and Research Certified Handyman Practice Test