update - n. a change or addition to computer software that includes the most recent information

operating system - n. the main program in a computer that controls the way the computer works and makes it possible for other programs to function

functional - adj. designed to have a practical use

strain - n. something that is very difficult to deal with and that causes harm or trouble

sluggish - adj. moving slowly or lazily​

solid state drive - n. an all-electronic storage device that is an alternative to a hard disk.

replace - v. to put someone or something new in the place or position of (someone or something)

strap - v. to fasten (someone or something) by using a strap

rocket - n.  a type of very powerful engine that is powered by gases that are released from burning fuel

install - v.  to make (a machine, a service, etc.) ready to be used in a certain place

upgrade - v.  to make (something) better by including the most recent information or improvements

professional - n. someone who does a job that requires special training, education, or skill

boot - v. to start a computer

external hard drive - n. a hard drive that is outside of the computer case in its own case

restore - v. to put or bring (something) back into existence or use

inexpensive - adj. low in price

screwdriver - n.  tool that is used for turning screws
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