The document defines common computer hardware terms including: - A cursor, which is a blinking line or rectangle that shows where the next keystroke will go. - A flash drive or MP3 player, which is a device for recording and storing data. - Clicking, which is selecting a screen item by moving the mouse pointer and pressing the mouse button. A double click is pressing the button twice quickly. - A crash, which is a serious program or computer failure. - Booting, which is starting the computer. - A browser, which is software used to search and display web pages. - A CD/DVD, which is an optical disc used to store data, recorded music