Вставьте подходящие по смыслу слова:
purpose; understand; systems; operating; parts; identify; explain; history; peripherals; used;
1. ________ the pieces and ________ of a computer.
2.________ the different categories of ________
3. ________ how various peripherals are ________
4. explain the ________ of operating ________
5. explain the ________ of various ________ systems