Delhi University MCA 2021 Previous Year Question Paper and Solution with PDF

Delhi University MCA 2021 Previous Year Questions (PYQs) – Page 1 of 4

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Qus : 1

If $f (x) = {\begin{cases} \frac{1}{| x |}, & | x | > 2 \\ A + B x^{2}, & | x | \leq 2 \end{cases}$ Then $f (x)$ is differentiable at $x = - 2$ for

(a) A = $\frac{3}{4}$ ,B = $- \frac{1}{16}$
(b) A = $- \frac{3}{4}$ , B = $\frac{1}{16}$
(c) A = $- \frac{3}{4}$ ,B = $- \frac{1}{16}$
(d) A = $\frac{3}{4}$ , B = $\frac{1}{16}$

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Qus : 2

The equation

e^{x - 8} + 2 x - 17 = 0

has _____real root(s),

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Qus : 3

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Qus : 4

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Qus : 5

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Qus : 6

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Qus : 7

S_{n} = {[(n + 1) (n + 2) \dots (n + n) \cdot \frac{1}{n^{n}}]}^{\frac{1}{n}}

lim_{n \to \infty} S_{n} = ?

(a) \frac{1}{e} (b) \frac{2}{e} (c) \frac{4}{e} (d) 1

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Qus : 8

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Qus : 9

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Qus : 10

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