Question: what are the factors to be considered when buying a computer?
Answer: Brand. For a lot of people, brand really matters…and for a good reason. ... 
Bulkiness. Size is often the second thing most users consider when buying computers, especially laptops. ... 
Price. Of course price matters. ... 
Usability. ... 
Operating system. ... 
Peripherals. ... 
Hard drive capacity and speed. ... 
Processor.