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kernal

The main component of an OS that always remains in memory while the computer is running, managing lowlevel tasks.

security

If you save confidential data on your local hard drive, you should be using an operating system that includes a ___function, which protects local files and folders from unauthorized access.

operating system

Takes care of the interaction between a program and a computer's hardware, freeing application programmers from the task of including such functions in their programs

virtual memory

An operating system that uses ___ will allow you to simultaneously run more programs than the physical memory of the computer will hold.

task management

When you run several applications at once and switch between them, you are experiencing the __ feature of an operating system.

input/output (I/O)

Interaction with a computer involving getting data and commands into it and results out of it is called___.

server

The role of a ___ is to provide services to other computers on a network.

device driver

Software that allows the operating system to control a hardware component.

multitasking

Modern OSs are ___ operating systems.

user interface

the ___ function of an OS includes the visual components as well as the command processor that loads a program into memory.

Mac OS X

Which operating system cannot be licensed for a PC?

Integrated circuit (IC)

A small electronic component made up of transistors (tiny switches) and other miniaturized parts.

Lotus 1-2-3

Introduced in 1983, this application program became the "killer app" that made the IBM PC a must-have business tool.

Windows Server 2008

What is not available as a desktop operating system.

keyboard

A computer input device.

file and print server

On a network, the purpose of this computer is to allow end users to save and access files stored on this computer, as well as to print to printers connected to this computer.

speed and the ability to support real-time application programs

This characterizes a real-time operating system.

UNIX

MacOS X is built on NextStep, an OS based on what kernal?

government agency

In the early 1950s, a typical computer end user would have been a:

manager

An operating system is to a computer as a ___ is to a department.

toward physically smaller, more powerful computers

What accurately describes the overall trend in computing during the past 60+ years?

on the client computer

A client computer accesses a file and print server, opens a file and edits it. In this scenario where is the processing done?

handheld

A specialized form of this type of computer would be used by an individual you might see in a grocery store aisle, taking inventory.

ROM BIOS

This chip contains the basic input/output system for a computer.

log on with a user name and password

What is the very first thing a user must do to gain access to a secure computer?

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