The keys to control the pointer refers to the keyboard, you can move the pointer in the direction, such as the arrow keys, PageUp, PageDn keys as the arrow cursor keys or maybe called movement keys.
Keyboard cursor control means. Keyboard to move the cursor to the desired direction. Such as the arrow keys, key PageUp, PageDn etc. Perhaps the arrow keys or cursor movement keys.
Key control position indicator means. The keyboard can move the pointer position in the desired direction, such as the arrow keys, keys, etc. PageUp PageDn maybe called arrow. Keys or cursor movement keys.