Module 9

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Driver

A small program that tells the operating system on how to communicate with a specific device

True

A user interface controls how you enter data and instructions and how information is displayed on the screen.

False

An operating system must reside inside a computer or mobile device; that is, it cannot run from a USB flash drive or other external drives.

False

An upward compatible application means it can recognize and work with applications written for an earlier version of the operating system.

True

Each device connected to a computer requires its own specific driver.

True

Hackers often look for ways to break into a computer or device using flaws in the operating system.

False

Linux is proprietary software.

True

Many of the first operating systems were device dependent and proprietary.

True

Most operating systems today are multitasking.

Thrashing

Operating system problem that occurs when it spends much of its time paging, instead of executing application software.

Buffer

Segment of memory or storage in which items are placed while waiting to be transferred from an input device or to an output device.

Command Language

Set of commands used to control actions performed in a command-line interface

Proprietary Software

Software that is privately owned and limited to a specific vendor or computer or device model.

Raspbian

a version of Linux built for Raspberry Pi

Open Source Software

software whose code is provided for use , modification and redistribution.

True

Most users today work with a command-line interface.

True

Operating systems that function as both desktop and server operating systems sometimes are called multipurpose operating systems.

Device Independent

Operating systems that run on computers and mobile devices provided by a variety of manufacturers.

Firmware

ROM chips that contain permanently written data, instructions, or information.

True

The area of the hard drive used for virtual memory is called a swap file.

False

The kernel is nonresident, which means it remains in memory while the computer or mobile device is running.

Bloatware

additional programs and apps included with operating systems, usually for profit


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