Using the Bash Shell on CentOS 6

Key Sequence	Action
Ctrl-b or Left Arrow	Move cursor back one position
Ctrl-f or Right Arrow	Move cursor forward on position
Delete	Delete character currently beneath the cursor
Backspace	Delete character to the left of the cursor
Ctrl-_	Undo previous change (can be repeated to undo all previous changes)
Ctrl-a	Move cursor to the start of the line
Ctrl-e	Move cursor to the end of the line
Meta-f or Esc then f	Move cursor forward one word
Meta-b or Esc then b	Move cursor back on word
Ctrl-l	Clear the screen of everything except current command
Ctrl-k	Delete to end of line from current cursor position
Meta-d or Esc then d	Delete to end of current word
Meta-DEL or Esc then DEL	Delete beginning to current word
Ctrl-w	Delete from current cursor position to previous white space