________ Is a Usability Dimension Concerned with How Difficult It

question 95

Multiple Choice

________ is a usability dimension concerned with how difficult it is for the user to perform a task for the first time.

• A)Learnability
• B)Memorability
• C)Satisfaction and aesthetics
• D)Efficiency

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Definitions:

Fatigue-Type Failures

Failures in materials or components that occur due to repetitive stress or strain over time, leading to cracks or breaks.

Gear Components

The individual parts that make up a gear system, including gears, shafts, bearings, and others, which transmit power and motion.

Spalled Tooth Surfaces

A condition where the surface of gear teeth becomes pitted or flaked off, usually due to fatigue, excessive loading, or material defects.

Spigot Bearing

A bearing located at the rear of the crankshaft, providing support for the input shaft of the transmission.