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TIFR Mathematics Previous Year Papers with Solution

October 18, 2020 by soujanya Leave a Comment

Research in Mathematics across TIFR is focussed within the School of Mathematics at TIFR, Mumbai, the Center for Applicable Mathematics, Bengaluru, the International Centre for Theoretical Sciences, Bengaluru and the National Centre for Mathematics, Mumbai. TIFR Previous Year Papers with Solution 24,048 total views, 11 views today

24,048 total views, 11 views today

TIFR Previous Year Papers with Solution

August 1, 2020 by soujanya 1 Comment

TIFR is a National Centre of the Government of India, under the umbrella of the Department of Atomic Energy, as well as a deemed University awarding degrees for master’s and doctoral programs. At TIFR, they carry out basic research in physics, chemistry, biology, mathematics, computer science and science education. The main campus is located in […]

18,179 total views, 10 views today

GATE Overflow Book – Practice Questions for GATE CSE

January 2, 2016 by Arjun Suresh 3 Comments

Previous year GATE/TIFR questions for practicing for GATE

12,311 total views, 2 views today

GATE Overflow Books (PDFs)

October 23, 2015 by Arjun Suresh 32 Comments

GATE Overflow Question & Answer- subject wise – only previous GATE CS/IT papers.

352,495 total views, 98 views today

GATE Overflow
Aptitude Overflow

Answered: KVS Dec 2018

Natural join is used to join two relations having any number of attributes. It is denoted by a symbol ( ⨝). It is the combination of projection and filtered cartesian product. Ref: https://stackoverflow.com/questions/14127306/relational-algebra-cartesian-product-vs-natural-join [...]

Answered: NIELIT 2016

In relational databases, a tuple is one record (one row). A single entry in a table is called a Tuple or Record or Row. Ref: https://web.csulb.edu/colleges/coe/cecs/dbdesign/dbdesign.php?page=tables.php [...]

Answered: I have a confusion as to which colleges to choose from the list below for Mtech in CSE. My rank is 1694, Gate Score is 578, Category- General:- DTU, BITS Goa/Hyd, NIT Allahabad, NIT Rourkela, NIT Calicut?

IMO NIT Rourkela [...]

Answered: TNPSC 2017

Option (a) outer join [...]

Option (b) projection [...]

Answered: HCU PHD 2019 May

Relational algebra has $6$ basic relational operation. Select $(\sigma )$ Project $(\pi )$ Union $(\cup )$ Set difference$(-)$ Cartisian product $(\times )$ Rename $(\rho )$ Other Operations like Divide $(/)$ can be derived using the basic 6 operators. So,Only option (D) has derived operator , So Correct answer is option (D). [...]

Answered: CAT 1996 | Question: 49

abcs [...]

Answered: CAT 2001 | Question: 52

AE BF CG DH [...]

Answered: CAT 2010 | Question: 33

AE BF CG DH [...]

Answered: NIELIT 2019 Feb Scientist C - Section A: 22

Inverse relation for mother-in-law – either son-in-law or daughter-in-law. Option A is the only possible answer. [...]

Answered: NIELIT 2016 MAR Scientist D: 16

We have $(D\to E), (\neg E \to A), (\neg B \to \neg C), (F \to \neg H), (\neg A \to B) $ Now, we have $(D,C)$ inside the hideout. So, $E$ must also be inside (due to $D \to E),$ and $B$ must also be inside due to $([\neg B \to \neg C] \leftrightarrow [C \to B]).$ This eliminates options A, B and C. Correct answer: D. [...]

Answered: NIELIT 2019 Feb Scientist D - Section D: 26

Relative speed of the dog, $S_r = \dfrac{(2 \times 2m) – (3 \times 1m)}{t},$ where $t$ is the time for two leaps of the dog. $\implies S_r = 1m/t$ So, after every $2$ leaps, the dog covers $1m$ distance to the fox. So, to cover $30\;m$ dog will need to make $2 \times 30 = 60$ leaps which will be $2 \times 60 = 120m$. Correct option: D. [...]

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