Exam 9: Tech Guide A: The Details of IT Hardware and Software

A(n) _____ uses ultrasonic waves that pass over the touch screen panel. Changes in the ultrasonic waves that result from touching the panel are registered and sent for processing.

Hardware devices work together to form a system. Each device needs to work correctly with the other devices. This describes which consideration when evaluating hardware?

In a computer, the main bus is the data or _____ bus, which sends and receives data to and from the CPU to other components.

Newer tablet PCs use a(n) _____ that accepts input only from a special pen containing an electromagnetic coil.

For personal computers, the first encoding system was the Standard:

Which component of the CPU has small sections of memory that store data while the microprocessor needs it?

For LCDs, the rate at which the voltage to each pixel is refreshed is called the refresh rate, measured in:

_____software refers to programs for which the authors allow anyone to view the source code the programming instructions-and make changes.

The microprocessor contains the majority of the components that make up the:

Data that transistors store as a sequence of discrete symbols from a finite set, are referred to as _____ data.

The primary input methods for a computer include the following EXCEPT:

The _____ handles requests from either application programs or hardware and then determines the processing order of the requests.

In IT devices, the main purpose of the _____ is simply to hold instructions that control the device's start-up processes.

_______ are replacing _______ as the display of choice.

This start-up procedure relies on the use of the ROM chip, which permanently stores the instructions. What is this procedure called?

Which of the following is an example of a chip-based storage technology?

Which component of the CPU fetches machine language instructions and translates them into binary code that the ALU processes?

Which component of the CPU provides a staging area for instructions and the data?

A(n) _____ prints very high quality graphics, although at slow speed, by manipulating a pen over a page.

You would like to work with your data and instructions as quickly and efficiently as possible. This describes which consideration when evaluating hardware?