Keyword Analysis & Research: what is the callback in js

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what is the callback in js	1.29	1	7692	13	26
what	0.67	0.4	9821	47	4
is	1.64	0.6	8072	59	2
the	0.48	0.6	9579	90	3
callback	0.03	0.4	6517	65	8
in	0.1	1	2639	90	2
js	1.24	0.7	4593	43	2

Keyword	CPC	PCC	Volume	Score
what is the callback in js	0.54	0.4	5992	47