c.ups:-It stands for uninterruptible Power Supply.IF we connected our computer system to a UPS then it protects our computer from voltage fluctuations. It also provides power failure so that we can save our work and shut down the computer.While buying a UPS,we should consider the backup time of theUPS.Some provide 10 minutes of backup and even more.
d.Speakers:- Speakers determine the overall sound quality of your system, so it's worth the time to leasten to several models before making a decision.the most important factors in choosing a speaker are personal preference,speaker type and the stereo components you will use to power your speakers.
Types of speakers:- There are many types of speakers: floorstanding,bookshelf, satellite, In-wall and on-wall models. your choice should be based on personal preference.Here's a summary of each type: FLoorstanding and bookshelf speakers generally have the best overall sound because the speakers and enclosures are performance matched. They take floor space, a consideration for some homeowners. Satellite speakers are very small speaker that are used with a subwoofer and take much less space.
d.Speakers:- Speakers determine the overall sound quality of your system, so it's worth the time to leasten to several models before making a decision.the most important factors in choosing a speaker are personal preference,speaker type and the stereo components you will use to power your speakers.
Types of speakers:- There are many types of speakers: floorstanding,bookshelf, satellite, In-wall and on-wall models. your choice should be based on personal preference.Here's a summary of each type: FLoorstanding and bookshelf speakers generally have the best overall sound because the speakers and enclosures are performance matched. They take floor space, a consideration for some homeowners. Satellite speakers are very small speaker that are used with a subwoofer and take much less space.
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