ECAT Computer Science Test

ECAT Computer Science Entry Test

Sr. #	Questions	Answers Choice
1		3 sec<sup>2</sup>x 3 sec<sup>2</sup>3x sec<sup>2</sup>3x sec<sup>2</sup>x
2		cos 2x 2 cos 2x 2 sin2x -2 cos2x
3		none of these
4		none of these
5		none of these
6
7
8		100 99 0 none of these
9		x<sup>3</sup> 3x<sup>2</sup> 3x 3
10		0 -1 1 not defined
11		0 -1 1 not defined
12
13
14		0 -1 1 -2
15		0 -1 1 2
16		0 -1 1
17
18		0 -1 1 1/2
19		cos x sec x tan x sec<sup>2</sup>x -cosec<sup>2</sup>x
20		sec x tan x -cosec x cot x sec<sup>2</sup>x -sin x
21		-cosec<sup>2</sup>x -sec<sup>2</sup>x - cosec x cot x cosec x
22		sec x tan x cos<sup>2</sup>x sin<sup>2</sup>x sec<sup>2</sup>x
23
24		- cos x sin x - sin x sec x
25		cos x - sin x - cos x tan x
26
27		100x <sup>99</sup> 100x <sup>101</sup> -99x <sup>99</sup> -100x <sup>101</sup>
28		none of these
29
30		x<sup>39</sup> 40x<sup>39</sup> 40x<sup>41</sup> none of these