Four choices per question, one correct, every item mapped to an official objective. Progress is kept in this browser only.
select mode
// domains
score 0/0streak 0
1-4 answer · enter next
space pause/resume · → next · f full screen · esc back
time60.0
score0
multiplierx1
streak 0
1-4 answer
order the method
Tap the six CompTIA troubleshooting steps in order, first to last.
time 00:00mistakes 0
port match
time 0.0sround 1/3penalties 0best –
tap a port, then its protocol (either order) · wrong pair +3 s
weak spots
Questions on your missed list, by objective (missed / total). Redder means a bigger share of that objective is missed. Tap objectives to drill only those; each question has to be answered right twice in a row to come off the list.