Jamia Millia Islamia MCA 2025 Previous Year Questions (PYQs) – Page 1 of 10
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The integral of $ \cos x $ is:
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Solution
Integral of $ \cos x $
$ \int \cos x , dx $
Since
$ \frac{d}{dx} (\sin x) = \cos x $
$ \int \cos x , dx = \sin x + C $
The determinant of a singular matrix is:
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Solution
Definition:
A matrix is singular if
$ |A| = 0 $
Order of the power set $ P(A) $ of a set $ A $ of order $ n $ is:
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Solution
If
$ |A| = n $
Then
$ |P(A)| = 2^n $
Number of subsets $ = 2^n $
Which of the following statements about RAM is correct?
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Solution
RAM is volatile memory used for temporary storage during program execution.
Which of the following best distinguishes a sequential circuit from a combinational circuit?
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Solution
Sequential circuits depend on both current inputs and past states (memory), unlike combinational circuits.
What will be the output of the following C code? { int a = 10; int *p = &a; printf("%d
", *p); return 0; }
#include
int main()
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Solution
*p gives value stored at address of a → 10.
M has a son Q and a daughter R. He has no other child. E is mother of P and daughter in law of M. How is P is related to M?
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Solution
P is grand child of M.
In a certain code language, "STUBBORN" is written as "VUTAAOSP". How is "SHIPPING" written in that code language?
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Solution
Jamia Millia Islamia MCA
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