Two technicians are discussing bench bleeding a master cylinder. Tech A says that the front (nose end) of the master cylinder should be bled first. Tech B says that the rear (brake pedal end) should be bled first. Which tech is correct?

Air in the brake hydraulic system can cause all except _____.

Uneven disc brake pad wear is being discussed. Tech A says the caliper piston may be stuck. Tech B says the caliper may be stuck on the slides and unable to "float". Which Tech is right????????????????

A "Chirping" noise is heard while the vehicle is moving forward, but stops when the brakes are applied. Tech A says that the noise is likely caused by the disc brake pad wear sensors. Tech B says the noise is likely a wheel bearing because the noise stops when the brakes are applied. Which Tech is correct????????????????

Tech A says that disc brake pads should be replaced when worn to the minimum allowable thickness. Tech B says the pads should be removed and inspected whenever there is brake performance complaint. Which Tech is correct????????

A thorough visual inspection should include

Tech A says that the tinnerman nuts are used to hold the brake drum on and should be reinstalled when the drum is replaced. Technician B says that a drum should be removed inside a sealed vacuum enclosure or washed with water or solvent or prevent possible asbestos dust from being released into the air. Which tech is correct??????