YEAR	Level	EM & DMS	ALgo	CDS	OS	DBMS	CO	CN & DC	TOC	CD	DLD	SE & UML	WT	CG	others(oops & fuzzy & NN)	Total number of questions
2015 CS Scientist-C	Easy	3	1	6	5	2	6	4	5	3	8	3	0	1	1	48
	Medium	0	6	2	1	2	0	0	0	0	4	0	0	0	0	15
	Difficult	0	0	0	0	1	0	1	0	0	0	0	0	0	0	2
2016 March CS/IT/EC STA	Easy	1	1	1	2	2	5	8	2	2	7	1	0	2	0	34
	Medium	0	1	0	0	1	0	8	0	0	1	0	0	0	0	11
	Difficult	0	0	0	0	0	0	6	0	0	0	0	0	1	0	7
2016 March CS/IT Scientist-B	Easy	3	2	4	2	5	0	3	2	1	3	3	1	0	1	30
	Medium	1	3	2	2	3	3	1	6	1	3	1	0	0	0	26
	Difficult	1	0	0	1	0	0	0	0	0	0	1	0	0	0	3
2016 DEC IT Scientist-B	Easy	3	5	6	4	7	2	7	0	0	3	3	0	0	6	46
	Medium	0	1	1	0	1	2	1	0	0	3	0	0	0	0	9
	Difficult	0	0	0	0	0	0	0	0	0	1	0	0	0	0	1
2016 DEC CS Scientist-B	Easy	4	5	4	4	2	4	8	4	4	2	4	0	1	1	47
	Medium	0	0	0	1	3	0	0	2	0	3	0	0	0	1	10
	Difficult	0	0	0	0	0	1	0	0	0	0	0	0	0	0	1
2017 July IT Scientist-B	Easy	0	0	2	1	5	0	0	0	0	4	0	1	0	0	13
	Medium	2	1	5	1	3	1	0	0	0	1	2	2	0	5	23
	Difficult	2	1	2	3	0	0	0	0	0	0	2	0	0	0	10
2017 July CS Scientist-B	Easy	1	4	1	1	1	4	1	1	3	3	1	0	0	0	21
	Medium	2	1	5	2	1	4	0	2	1	1	2	1	0	0	22
	Difficult	2	1	2	5	0	0	1	0	0	0	2	0	0	0	13
2017 OCT CS SA	Easy	3	3	1	3	3	2	5	3	1	2	3	1	0	2	32
	Medium	0	1	2	3	1	1	7	1	0	4	0	0	0	0	20
	Difficult	0	1	1	0	0	0	1	1	0	0	0	0	0	0	4
2017 OCT IT SA	Easy	4	3	4	3	1	1	3	0	0	1	4	1	0	6	31
	Medium	0	2	2	3	2	3	9	1	0	5	0	0	0	1	28
	Difficult	0	1	1	0	0	0	1	0	0	0	0	0	0	0	3
2017 DEC CS/IT STA	Easy	0	3	5	9	0	1	15	11	0	2	0	0	0	1	47
	Medium	0	1	1	2	0	0	1	1	0	1	0	0	0	0	7
	Difficult	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2017 DEC CS/IT Scientist-B	Easy	1	0	1	0	3	4	0	7	2	0	1	0	0	0	19
	Medium	0	0	3	5	3	3	0	10	2	0	0	0	0	1	27
	Difficult	0	1	0	0	0	1	1	2	0	0	0	0	0	0	5
2018 DEC CS/IT STA	Easy	3	6	8	3	6	2	5	5	1	3	2	1	3	5	53
	Medium	0	0	2	0	0	1	0	0	0	0	0	0	0	0	3
	Difficult	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2018 DEC CS/IT Scientist-B	Easy	2	7	5	6	8	3	8	6	3	5	0	0	0	0	53
	Medium	0	0	0	1	0	1	0	0	0	0	0	0	0	0	2
	Difficult	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0