Ovido
Language
  • English
  • Spanish
  • French
  • Portuguese
  • German
  • Italian
  • Dutch
  • Swedish
Text
  • Uppercase

User

  • Log in
  • Create account
  • Upgrade to Premium
Ovido
  • Home
  • Log in
  • Create account

Computer Science

Name some utility programs

- Disk defragmenter
- File management

- System clean up

- Security

- Virus checker

- Auto back up

- Auto update

- Compression software

What is the purpose of a utility program

To optimise the performance of a computer and perform useful background tasks

What does the Disk defragmanter do?

- Rearranges fileson a hard drive to increase computer efficiency and so files can be accessd quicker

What does file management do?

manages e.g relocating, naming, modifiying etc files. The OS provides a GUI allowing what files should be saved and their names

What does system clean up do?

- Scans the hard disk and removes all unnecessary files e.g temporary files, files no longer required/associated with any apps (orphan files)

What does security do?

Protects the computer from any threats e.g malware, viruses

What does auto backup do and when is it usually done

- Automatically backs up data in permanent storage that needs regular backing up
-Done when the computer isn't in use (Around 12AM midnight)

What does auto update do?

Makes sure the OS is up to date, with all updates being automatically installed

What does compression software do and give advantages of using it

Reduces the size of files (by removing 1s and 0s from the file)

- Takes up less bandwidth

- Faster to send/receive data over a network

What do libraries and translators do

Allow programs to use pre-written routines and be translated into executable code

What is a library

A collection of pre-written code, procedures & classes. Which allow developers to perform tasks without having to write code from scratch

What are Translators

Computer programs that transform source code written in a program language into a low level computer language

What is an application software

Software that performs a task to benefit the user

Give the three categories apps can be divided into?

- General purpose
- Special purpose

- Bespoke

What is off the shelf software

Software that's ready made and available for anyone to purchase

What is bespoke software

Software that's custom createdfor a specific user

Where would bespoke software be used?

In businesses

When selecting an app, what would you look for?

- Functionality - does it do what the user wants it to do
- Hardware

- Availability

- Cost

- Reliability - are there bugs?has it been tested

Give apps you would expect to have on a computer

Word processor - an app that creates/edits text documents
Web browser - allows you to search and locate resources on the world wide web

Email software - Used to generate and receive electronic communication

Database apps - Used to create databases

What is the difference between open source and closed (propietary) software

Open source - where the source code(plain text code) is freely availabe

Closed source - Where the source code isn't freely available

Give features of open source software

- Users can contribute to fixing errors
- Users can contribute to the sofware development by adding new features to the original product

- Usually is Free

- Isn't guaranteed to have regular updates

Give features of closed source software

- Isn't free
- The developer provides support to users after purchase to ensure the software works properly

- The user can't make changes to the software as they don't have the source code

- The user has to buy a license to use the software

- Provided as a fully executable set of files

Quiz
bättre jakt
german 19
cyber security chapter 8
cyber security chapter 7 flash cards
b
prep for midterm 2 (CELLS)
s
La fuerza armada nacional bolivariana
NASK dichtheid
ingör sp prov v.10
history 7
Bill of Rights Quiz
Poderes Publicos de Venezuela
experiments
separation and purification
Pathologie
polymers
Sv prov
Latijn 10
why EESG important?
Astronomy201 - Midterm
En el restaurante
Geography Year 8
Personen en begrippen HC 2 Nieuwe tijd 1
instuderingsfrågor magtarm
Personen en begrippen HC 1 nieuwe tijd 1
CSCMP Supply Chain Foundations: Procurement Professional
Test
it management 1-6 rest (midterm)
Chapter 6/9
Prefix
birthstones
Snabba Cash2
english test
Weimar germany
History n stuff
Duits allen woorden
organic chemistry
respitory system
NKSE misären
Mn153 20' January
chemistry of environment
week 6 spanish vocab
So religion jämförande test
Latin
sharps and flats
triads
Vocabulary
scientific notation
Fench quiz 1