There are a minimum of one thousand softwares over the world.
No you cant. You cant retrieve only system files which are deleted. But you can also retrieve other files by different softwares.. Actually there are many softwares which can retrieve files that are deleted so try to search some softwares maybe this one works http://www.recoverdeletedfilestool.com/ or http://www.recovermyfiles.com/
No, They are different softwares.
There are a variety of different hardwares and softwares that can be used in different computers.
there are many softwares that use art on computors and many companies use art created by computer softwares to advertise a product.
While a proxy for Youtube is not a "must have" there are many different softwares you can choose to use. Comparing different options online will help when making a decision.
There are many different softwares for recording screen activity. I personally preffer Desktop Screen Recorder
Its totally depends open the computer.A number of softwares in my computer like firefox,crome,avast antivirus and many more.
You cant ...coz it is two different softwares
There are different softwares which enable you to write and edit a PDF document. One of the leading softwares to deal with such case is Adobe PDF Writer.
There are several different free-based back software that appear to offer encryption. Some of these softwares include, Snycback and acebackup.
There are many great video editing softwares that have many features. One of the best editing softwares is Sony Imagination Studio. Although it is expensive, it has many great features.
Yes, budgeting softwares include ClearHealth and FreeMED. These softwares have many features such as billing and keeping medical records.