Software, Programs andSupport Modules
Software
comprises of computer programs , supportmodules, and data modules that worktogether in order to provide a computerwith the instructions and data necessaryfor carrying out aspecific type of task.
Program * a set of instructions that tells a computerhow to solve a problem or carry out a task
Support Module * provides an auxiliary set of instructionsthat can be used in conjunction with themain software program * not designed to be run by the computeruser
Why does a software requires so many files? * Most software packages include at least oneexecutable program file, several supportmodules, and one or more data modules. * It is for the programmers’ great deal
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While interacting with application software,operating system is busy behind the sceneswith other tasks.
How does an operating system affect the “lookand feel” of application software?
An operating system typically provides userinterface tools, such as menus and toolbarbuttons, that define the “look and feel” for allof its compatible software.
Apple computer released its popular Macintoshcomputer in 1984, which featured a GUI operating system and applications.
During 1992, when Windows 3.1 becamestandard issue on most PCs, GUIs did catch onin the PC market, replacing a command-lineinterface that had given many people a stringaversion to computers in general.
Where is the operating system?
The entire operating system is small enough tobe stored in ROM for typically handheldcomputers and video game consoles.
For nearly all personal computers, servers,workstations, mainframes, andsupercomputers, the operating system programis quite large, so most of it is stored on a harddisk.
The bootstrap program provides theinstructions needed to load the core parts(kernel) into memory when the system boots. * Cold boot- Turning on computer that has been powered off * Warm boot- Restarting computer that is powered on
Customization utilities and other parts of theoperating system are loaded into memory asthey are needed.
Are different operating
Identifying and describing key features of operating systems and common application software as they relate to the management of information.
This section gives the details and specification of the software on which the system is expected to work.
Function- responsible for storing all documents and data, including files, the operating system and more.
List and describe at least three types of storage that is typically included in all computer systems.
This is a microprocessor that allows the computer to boot up. It also allows data manigment between the operating system.
Graphical user interface, a GUI (pronounced as either G-U-I or gooey ) allows the use of icons or other visual indicators to interact with electronic devices , rather than using only text via the command line . For example , all versions of Windows utilize a GUI whereas MS-DOS does not . The GUI was first developed at Xerox PARC by Alan Kay , Douglas Engelbart , and a group of other researchers in 1981. Later , Apple introduced the Lisa computer , the first commercially available computer , on January
Assorted programs that direct the performance and computing functions for a specific or specialized use of Information Systems:
Hardware refers to the physical components of a computer or other device. An example of hardware could be a printer. Software is the set of instructions that allows a particular program to complete at ask. An example of software could be operating systems, such as Windows, Linux, and Mac OS
When a computer is turn on, a bootstrap will complete an automated chain of functions that gradually increase access to system controls and hardware. The OS will then detect what it and other programs need from the hardware, applying them quickly.
DVD-ROM:Digital Versatile disk read only memory is used for storing large software applications. It permanently stores the data which is not erased or over written. It stores more than 4GB of data.
The Operating system is one most important parts of anything that runs on technology. It manages the computers memory and processes the information for the software and hardware. There is different operation system for pc, tablets, smart cars, and smartphones.
A computers operating system (OS) is the core of the computer and is more than just software. The OS controls the computer’s memory and processes as well as its hardware and software. It is the brain of the computer. Software applications on the other hand perform a certain task. Ex. Google Chrome provides internet and Adobe allows PDF files to be read (among other things). The OS is what makes all of these applications work successfully and accomplish whatever the application is designed to accomplish.
When looking at an Operating System one could often say that an Operating System is a large sum made up of small separate parts. Much like how Knuth describes computer science being the “wall of mini stones”. The Operating System, or the “OS” can be defined as “software that communicates with the hardware and allows other programs to run”. (TechTerms.com, 2012) The Operating System makes use of two modes known as User Mode and Kernel Mode in order to
A computer is an electronic device that stores, retrieves, and processes data, and can be programmed with instructions. A computer is composed of hardware and software, and can exist in a variety of sizes and configurations. Hardware is the physical equipment of a computer system, including the central processing unit (CPU), data-storage devices, terminals, printer, etc. Software is a program or set of instructions or rules that control the operation of a computer.
When you start a pc with an OS, it allows you to do projects like: