Exam 4: Hardware: the Cpu and Storage: the Source of Computing Power

What are three disadvantages of magnetic-strip cards (regular credit cards)?

Cache is upgradable.

Silicon is found in clay and sand and is a semiconductor.

A line connected to a _________ port sends bits one at a time,one after another.

A surge protector provides 5-30 minutes of power backup to a computer when the power goes out.

CD-RW stands for __________.

Regular credit cards are magnetic-strip cards that have a strip of magnetically encoded data on the back that holds about 0.2-0.9 KB of data.

In the microprocessor circuitry,________ are the tiny electronic devices that act as on / off switches.

CDs,and DVDs are __________-disk storage media.

Which of the following is NOT a part of the CPU?

A(n)__________ circuit is an entire electronic circuit,including wires,formed on a single silicon chip.

A byte represents ________.

The surge protector consists of groups of interconnected chips on the motherboard that control the flow of information between the microprocessor and other system components connected to the motherboard.

Flash memory cards have no processor.

Cloud storage is ________ storage.

A(n)_________ is a device that supplies up to 30 minutes of power to the computer when the main power source goes out.

The device that converts AC to DC to run the computer is called __________.

_________ is an optical-disk format used to hold prerecorded text,graphics,and sound.One cannot re-record on these disks.