Abeka 9th Science Test 9 p2 L127

What are pieces of information stored in computer's called?

• Data
• Applications
• Programs
• Files

What are the imaginary lines that indicate the direction and strength of a magnetic field called?

• lines of flux

• electric field lines
• magnetic poles
• gravitational lines

What is an electrical switch operated by a electromagnet called?

• Transistor
• Capacitor
• Inductor
• Relay

What process produces an electric current in a vacuum using a heated cathode?

• Thermionic emission
• Electrolysis
• Magnetoresistance
• Photoelectric effect

What is the electrostatic method of reproducing images on paper?

• Photolithography
• Inkjet printing
• Screen printing
• Xerography

A _________ produces a single binary output based on one or more binary inputs.

• truth table
• binary tree
• data structure
• logic gate

An electronic device that processes information using electrical circuits is a __________.

• television
• calculator
• computer
• radio

What uses a narrow strip of metal in a protective, insulated case to limit current through a circuit?

• Resistor
• Capacitor
• Inductor
• Fuse

A ______ is an electrical device designed to add resistance to a circuit.

• capacitor
• inductor
• transformer
• resistor

A simple device that converts electricity to back-and-forth motion is the __________.

• transformer
• generator
• compressor
• solenoid