The exposure of mobile phones to extreme weather conditions is nothing new. Some devices experience internal damage because of moisture, while the electronic components of others suffer because of extreme heat or cold. So, mobile phone manufacturers use new or refurbished environmental test chambers to find out how their devices respond to a series of environmental...

Obviously, to take the CompTIA A+ certification exam, you have to buy an exam voucher first. Only then can you find a testing center where you can take...