Things to keep in mind: 1  T-Mobile charges a $15 fee to change your phone number. 2  If you're on a Pay in Advance plan, you're exempt from this fee. 3  Changing your mobile number will delete all voicemail messages.
Computer engineers solve problems in hardware, software, systems, and networks so things like your laptop or big airplanes work properly. Computer engineers make current devices we use for work and entertainment faster, smaller, cheaper, smarter, and safer.
As with most engineering disciplines, having a sound knowledge of mathematics and science is necessary for computer engineers. Work. There are two major specialties in computer engineering: hardware and software. Computer hardware engineering. Most computer hardware engineers research, develop, design, and test various computer equipment.