A stoppage of a mechanical hard drive that often results in data loss is called a(n) ________.

The OnStar system allows

a. a vehicle owner to initiate a conversation with an OnStar representative. b. the vehicle to automatically send a message to an OnStar representative after an accident. c. an OnStar representative to disable the gas pedal of the vehicle without the driver’s permission. d. a and b e. a, b, and c

What is the minimum number of nodes in a binary tree with L leaves?

a. log L b. 2L – 1 c. 2L d. 2^L e. none of the above