Exam 5: The System Unit

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

The processing speed of a microprocessor is typically represented by its _______ speed.

Laptops and tablets use _______ that are typically located outside the system unit.

_______ network cards allow computers to be connected without cables.

On the motherboard, the connection points for chips are referred to as _______.

A(n) _______ is the number of bits that can be accessed at one time by the CPU.

_______ cards accept audio input from a microphone and convert it into a form that can be processed by the computer.

A bus is a pathway for bits representing data and instructions.

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

Integrated circuits must be mounted on _______, which are then plugged into the motherboard.

Virtual memory is stored on a RAM chip.

A(n) _______-bit-word computer can access eight bytes of information at a time.

Read-only memory (ROM) chips have information stored in them by the manufacturer.

Most personal computers allow users to expand their systems by providing these on the system board.

_______ memory uses the hard drive to substitute for RAM.

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

_______ ports are an audiovisual port typically used to connect large monitors.

_______ ports provide high-speed connections for external disk drives, optical disks, and other large secondary storage devices.

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

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