Exam 5: The System Unit

Which of the following allows a computer to run two or more operations simultaneously?

A byte is formed by a group of ________.

With these systems,input and output devices are located outside the system unit.

Network interface cards (NIC)are connected through ________ on the system board.

eSATA ports provide high-speed connections for external hard-disk drives,optical discs,and other large secondary storage devices.

Which of the following ports provide high-speed connections for external hard-disk drives,optical discs,and other large secondary storage devices?

USB ports are used to connect keyboards,mice,printers,storage devices,and a variety of specialty devices.

The system board is also known as the ________.

The number of bits that can travel simultaneously down a bus is known as the word size.

________ memory uses the hard drive to substitute for RAM.

The system unit,also known as the system chassis,is a container that houses most of the electronic components that make up a computer system.

Computers require direct current (DC)to power their electronic components and to represent data and instructions.

HDMI ports make it possible to use a computer as a video jukebox or an HD video recorder.

The number of bits that can travel simultaneously down a bus is known as the bus ________.

Which of the following offers a combination of the features of RAM and ROM?

Parallel processing requires a computer to perform one complete task before beginning the next task.

These specialty chips are designed to improve specific computing operations such as displaying 3D images and encrypting data.

A type of specialty processor devoted exclusively to protecting your privacy.

Which of the following ports is used for connecting musical instruments to a sound card?

The control unit directs the movement of electronic signals between the memory and the ALU.