Virtual Virtuoso products are that simple to use with their segmented playback capabilities. Fundamentally, you cannot learn to play an instrument without lessons from a good teacher, especially with strings. Therefore, instrumental music software should be considered primarily as a supplement to lessons. But individuals who use software applications usually find their lesson time much more productive. There is much less time wasted on correcting note problems.
Computer hardware can be minimum.
The critical component is the sound card. Be sure that the card has a good wave table synthesizer. Alternatively, you can use an external MIDI instrument instead of the sound card's synthesizer. Some users find that they cannot get enough volume from the speakers attached to their computer. You might consider connecting the output of the sound card to the AUX input of any stereo receiver.