What is - 4 (negative 4) in a 2's complement of 8 bits?

the overall management of the availability, usability, integrity, and security of data used in an enterprise is called?

Technician A says that a magnetic field can be created by current flow. Technician B says that current can be induced by moving a wire through a magnetic field. Who is right?

An inventor claims that he wants to build a dam to produce hydroelectric power. He correctly realizes that civilization uses a lot more electricity during the day than at night, so he thinks he has stumbled upon a great untapped energy supply.

The controller can be considered the brain of closed loop system

A 15,000lb freight car is pulled along a horizontal track. Ifthe car starts from rest and attains a velocity of 40ft/s aftertraveling a distance of 300ft.

A steel with 1.0 % carbon is known as which one of the following: (a) eutectoid, (b) hypoeutectoid, (c) hypereutectoid, or (d) wrought iron?

A transistor can not be used as a Select one variable resistor switching device regulator tuning device

Where might you find recommendation engines at work?

Just getting to your class is enough for showing up. A) True B) False

A completely reversible heat pump produces heat at a rate of 100 kW to warm a house maintained at 25℃. The exterior air, which is at 0℃, serves as the source.