Flashcards
Software
Cards in this deck (39)
- 1What is hardware?Is collection of physical elements that be part of a whole computer
- 2What is software?Is a set of machine-readable instructions that directs a computer processor
- 3What orders does software go in?User
Application
Operating System
Hardware - 4What is system software?Designed to control and operate computer hardware as acts between user and the hardware
- 5What is application software?One or more programs designed to carry operations for certain applications
- 6What is an Operating System?Software that manages computer hardware and software and applications that work with the computer
- 7What is Utility Software?Designed to help look, optimize and maintain the computer as only does one task at once
- 8Name the 5 functions of Operating SystemsMulti-Tasking
User Interface
Memory Management
Peripheral Management
Security - 9What is User Interface?Provide means of communication as makes the user issue a command
With computer hardware - 10What is Multi-Tasking?Runs lots of background tasks to manage itself
As processor can only execute one instruction at a time (Single Core) - 11What is Security?Allows authentication of users as can be set up to check users who they are
Handle files privileges as are right assigned to users - 12What is Memory Management?When program is running it must be in computers main memory as has finite size
OS must manage where in memory the program will go - 13What is Peripheral Management?Function of OS is to manage to these devices
Allows the drivers an OS to communicate with the device - 14What is Microsoft Windows?OS
- 15What OS is System Clean Up?Utility
- 16What Software is Apple iTunes?Application
- 17What is Antivirus Software?Prevents harmful programs to be created by the scanning the computer regularly intervals. Prevent files being changed or deleted.
- 18Why is it important for Antivirus Software to get regular intervals?As new viruses are released all the time
- 19What is Firewall?Computer connected to the internet so it's accessible to anyone. So monitors traffic between a computer and the Internet only allowing connections that are authorised.
- 20What is Spyware Protection?Runs "secretly" on a computer record personal info such as passwords when user types these. Runs in the background on a PC and detects spyware programs and prevents them and update itself so can detect new threats
- 21What is File Transfer?Provides a logical view of how files are organised as files can be transferred within the same disk or moved onto another e.g. backups
- 22What is Disk Formatting?Prepares a disk to be used for the first time. It can also be used to permanently deleting everything from a disk and make it ready for new files. Also allows "partitions" to be created
- 23What is Disk Defragment?When a disk has been written it can be re-written so files can be split and spread across the disk more efficiently so can be quicker to access
- 24What is System Info and Diagnosis?Usually provided with the OS. They provide useful info about the system including a record off all the hardware and details of the OS. Some will test the system to see if there is any problems and suggest ways to fix them
- 25What is System Clean-up Tools?Over time some parts of the system become cluttered with old installation details, temporary files and dead shortcuts. Clean up tools search for the deletes these files that are no longer needed. It frees up storage and improves performance and speed up boot time
- 26What is Automatic Updating?Makes sure that software installed on the computer is up to date as utility automatically downloads and installs any updates available from the internet. This helps protect your system from possible threats and may fix them
- 27What are 3 categories of Utilities?Security keeps your computer safe from hackers
Disk Organisation organises your files into folders and keeps the disk tidy
Maintenance
Perform system diagnostics and get software updates - 28What is Open Source Software?Software been placed in public domain as users can see source code and change it as it's free to obtain
- 29Name 3 examples of Open Source SoftwarePython
Linux
Firefox
Google Chrome - 30What is Proprietary Software?Produced and owned by a person or company. The source code of the product is not available to other users. Usually developed for profit
- 31Name 3 types of Proprietary SoftwareMicrosoft Windows
Microsoft Office
Apple Mac - 32What are advantages and disadvantages of Open Source Software?May be free
Share Software with others
No guarantee of support
Updates may not happen - 33What are advantages and disadvantages of Proprietary Software?There is someone if things go wrong
It should be extensively tested
Updates may happen
Can be very expensive
Software cannot be modified - 34What is Off the Shelf Software?Sometimes called "shrink-wrapped" software. Can be bought from a supplier already boxed up ready to be installed. Software often sold in Substantial Quantities.
- 35What is Custom Written Software?Software specially commissioned produced for particular customer. It's designed to meet specific requirements and not available to the general public. Custom Software takes months or even years to develop
- 36What are advantages and disadvantages of Off the Shelf Software?Immediately ready and been extensively tested. Price is known before purchase.
Probably won't be exactly what they need and customisation as can be difficult. - 37What are advantages and disadvantages of Custom Written Software?Software made to customer preferences and developer can be contacted to solve issues.
Takes long time to develop and not extensively tested as may be extensive - 38What is Software License?Is a legal instrument governing the use or redistribution of software.
- 39What is Freeware?Is software available for use at no monetary cost
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- Flashcards on Software, created by Michael Slater on 25/11/2014.
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- Michael Slater
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