Keyword Analysis & Research: what is a null object boundary

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
what is a null object boundary	1.31	0.4	6456	4	30
what	0.62	0.1	6499	75	4
is	1.38	0.2	3290	24	2
a	0.15	0.1	5662	61	1
null	1.87	0.7	219	2	4
object	1.14	0.2	6056	4	6
boundary	1.87	0.9	1362	27	8

Keyword	CPC	PCC	Volume	Score
what is a null object boundary	0.28	1	2497	59
what is a null object	0.45	0.8	6074	10
what is a null object block	1.55	0.5	2591	53
what is a null object block pattern	0.25	0.2	8336	48
what is a null object block design	2	0.1	1607	43
what is a null object block error	0.78	0.8	8475	59
what is a null object boolean	0.22	0.6	5008	87
object is not null	0.33	0.5	2641	46
object is set to null	0.02	0.1	1393	34
a null object reference	1.76	0.3	2884	13
null object design pattern	0.07	0.7	6609	95
ordinal parameter not bound : null	1.15	0.2	7735	10