Recent questions without answers - GATE CSE Doubts

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https://www.cs.utexas.edu/~lorenzo/corsi/cs372/06F/hw/3sol.html

asked 13 hours ago in Operating System by Pranavapp (5 points) | 5 views

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https://www.cs.utexas.edu/~lorenzo/corsi/cs372/06F/hw/3sol.html

asked 13 hours ago in Operating System by Pranavapp (5 points) | 4 views

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college options with AIR 852 and Gate score 686
Hi folks, could you please help me with college selection, my gate rank is 852 gate score 686 cgpa 8.65 What is your opinion on new IITs (except IIT hyderabad) , IITdhanbad over IIIT banglore and IIIT delhi in terms of academic and placement point of view

asked 13 hours ago in IISc/IITs by dexter_n (5 points) | 4 views

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Memory Allocation for literal constants other than string

asked 3 days ago in Programming by akshansh (15 points) | 8 views

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#DFA Introduction, Formal Languages, DFA Construction examples

asked 3 days ago in Theory of Computation by DarkShadow18 (5 points) | 5 views

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IISC CDS admission test 2021
Did anyone receive communication from IISC regarding CDS orientation and exam instructions regarding admission processes 2021 ?

asked 3 days ago in Written Exam by vs_1994 (5 points) | 3 views

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AppliedGate lecture example
What is the NFA that does not accept strings ending “101” ?

asked 6 days ago in Theory of Computation by shri385 (5 points) | 9 views

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Kenneth H. Rosen 7th edition
Show that ¬(p ⊕ q) and p ↔ q are logically equivalent.

asked 6 days ago in Mathematical Logic by Champa (5 points) | 5 views

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complement(ww) |w ε {a,b)* is CFL or Not
complement(ww) |w ε {a,b)* is CFL . BUt its Complement {ww|w ε {a,b}*} is not CFL ?HOW?

asked 6 days ago in Theory of Computation by diptanshu malviya (5 points) | 5 views

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Please tell me when GO book order link will ve available, how to order ,tell me procedure 😇

asked 6 days ago in Study Resources by Abhijeet Bendarge (5 points) | 6 views

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Data Structures

asked 6 days ago in DS by Relon (5 points) | 7 views

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#addmissions #iits
while filling form of mtech cse of iit guhwati i found that they are auto filling your marks as well as gate score based on your registration number. In my case my original marks is 60 but normalized is 58.7 but by default they fill it as 60(orignal ... i found in my marks column still 60 marks is showing. so is this problem occuring with someone else and how to resolve it ?

asked Apr 6 in IISc/IITs by 404 found (37 points) | 3 views

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Average case analysis in Quicksort
In quick sort the time complexity equation is T(n)=T(k)+T(n-k-1)+⊝(n) in average case how does the equation comes out to be T(n)=T(n/9)+T(9n/10)+⊝(n) in Average case.

asked Apr 4 in Algorithms by soham04 (5 points) | 6 views

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Gate 2016 Set Theory
Consider a set U of 23 different compounds in a chemistry lab. There is a subset S of U of 9 compounds, each of which reacts with exactly 3 compounds of U. Consider the following statements: Each compound in U \ S reacts with an odd number of compounds ... Which one of the above statements is ALWAYS TRUE? (Please Draw a graph Not Able to visualize) Only I Only II Only III None.

asked Apr 3 in Set Theory & Algebra by sushildiwakar (5 points) | 5 views

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CollegeAssignment
Draw the canonical collection of lr(0) item s-->da|ab a-->ba|c B-->bB|c. Find out whether the grammar is LR(0) or not and SLR(1) or not.

asked Apr 3 in Compiler Design by Prubhtej_9 (5 points) | 5 views

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Help me with my interview preparation.
I've secured a AIR of 800 in gate 2021 CS&IT with a score of 692. I'm currently searching for preparation guide for interviews. Any links to organized content for the same would be helpful.

asked Apr 3 in Interview Questions by swainsubrat (5 points) | 15 views

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In a computer system, the cache memory uses two-way set associative mapping technique to do the address translation.

asked Apr 2 in CO & Architecture by Aman Patel (5 points) | 9 views

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Is the result for TIFR 2021 entrance exam out?
There is no information available on the website. Are the results out for Computer Science?

asked Apr 1 in TIFR by AMIT ROY (5 points) | 13 views

+3 votes

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Regarding making short notes
hello, currently i am studying operating system and i am finding difficulty in making short notes in sense that what to and what not to include in short notes. please guide. also if u can share some sample of short note that would be of great help.

asked Mar 30 in Others by vishaldole (17 points) | 22 views

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c programing storage classes
please explain the difference in extern and global variable both have global scope then what is the difference how they used as in programme

asked Mar 29 in Programming by gurichouhan (5 points) | 5 views

+1 vote

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Query regarding admissions in IIT.
I gave gate in CS this year and got Rank 291 (Gate Score : 773). I have done Mechanical Engineering . Recently I got to know that I am not eligible for IIT G and IIT R because my bachelors is not in CS. What are the best possible options for me at this rank . Please let me know there might be options I am not aware of. Thank you

asked Mar 28 in IISc/IITs by jatinlachhwani (9 points) | 19 views

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#self-doubt #Group-theory
let S be a semigroup over an operation *, having p,q,e as it’s elements, such that p*e=p; q*e=q; e*e=e and also p*q=p. Then will this semi group be a monoid?

asked Mar 28 in Set Theory & Algebra by Shar_10 (5 points) | 9 views

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Can I get any colleges with AIR -2560(gen) ?
My rank is 2560 with gate score of 571. I don’t really care whether the course is MTech or MS(3 years). Can I get admission even in any of the low-ranking IITs(Patna/Mandi)? What about MS/MTech at any IIITs ( hyd, bang,delhi) ? Please reply

asked Mar 28 in Written Exam by AyushBhatt (5 points) | 16 views

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#admissions #iits
Can someone suggests best colleges that one should fill with rank 426 and gate score 746 in gate CSE 2021?

asked Mar 27 in IISc/IITs by 404 found (37 points) | 10 views

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#self doubts
In Database normalization, I had a question. In the 3rd Normal form, we remove the transitive dependency, so due to this removal, we remove some of the redundant entries. My question is why we need BCNF. How re are removing more redundant entries by using BCNF. please explain this by using an example and compare with 3rd normal form.

asked Mar 27 in Databases by Raj_81 (23 points) | 4 views

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made easy workbook
in this question since they are asking function time so it depends on n and so that’s y time is O(1)?

asked Mar 27 in Algorithms by G Shaheena (5 points) | 10 views

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TIFR-2019 probabilty
consider an urn with ‘a’ red and ‘b’ blue ball . Balls are drawn out one by one without replacement uniformly at random until the first red ball is drawn .what is expected no of ball drawn?

asked Mar 25 in Probability by sridhar15399 (5 points) | 5 views

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TIFR-GS2021 Question
Lavanya and Ketak each flip a fair coin (i.e., both heads and tails have equal probability of appearing) $n$ times. What is the probability that Lavanya sees more heads than Ketak? In the following, the binomial conefficient $n\choose k$ counts the number of $k$-element subsets of an $n$-element ... $\sum_{i=0}^{n}\frac{{n\choose i}}{2^{2n}}$

asked Mar 24 in Probability by zxy123 (3.6k points) | 7 views

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TIFR-GS2021 Question
Fix $n\geq6$. Consider the set $C$ of binary strings $x_1x_2...x_n$ of length n such that the bits satisfy the following set of equalities, all modulo 2: $x_i + x_{i+1} + x_i+2 = 0$ for all $1\leq i\leq n-2, x_{n-1} + x_n + x_1 = 0$, and $x_n + x_1 + x_2 = 0$. What ... $n \geq6$ is divisible by $3$ then $|C| = 4$. If $n\geq 6$ is not divisible by $3$ the $|C| =14$

asked Mar 24 in Set Theory & Algebra by zxy123 (3.6k points) | 6 views

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TIFR-GS2021 Question
Consider the sequence $y_n = \frac{1}{\int_{1}^{n}\frac{1}{(1 + x/n)^3}dx}$ for $n = 2, 3, 4, ...$. Which of the following is TRUE? (A) The sequence $\{y_n\}$ does not have a limit as $n\rightarrow \infty$. (B) $y_n\leq 1$ ... $0$. (E) The sequence $\{y_n\}$ first increases and then decreases as $n$ takes values $2, 3, 4, ...$

asked Mar 24 in Calculus by zxy123 (3.6k points) | 3 views

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TIFR-GS2021 Question
Let $d$ be the number of positive square integers (that is, it is a square of some integer) that are factors of $20^5\times21^5$. Which of the following is true about $d$? (A) $50 \leq d < 100$ (B) $100 \leq d < 150$ (C) $150 \leq d < 200$ (D) $200 \leq d < 300$ (E) $300 \leq d$

asked Mar 24 in Combinatory by zxy123 (3.6k points) | 5 views

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TIFR-GS2021 Question
A matching in a graph is a set of edges such that no two edges in the set share a common vertex. Let $G$ be a graph on $n$ vertices in which there is a subset $M$ of $m$ ... $p^{2m}$ (D) $(1 - p^2)^m$ (E) $1 - (1 - p(1 - p))^m$

asked Mar 24 in Probability by zxy123 (3.6k points) | 7 views

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TIFR-GS2021 Question
Let $n$, $m$ and $k$ be three positive integers such that $n \geq m \geq k$. Let $S$ be a subset of $\{1, 2, , n\}$ of size $k$. Consider sampling a function uniformly at random from the set of all functions mapping $\{1, , n\}$ to $\{1, , m\}$. What is the probability ... $1 - \frac{k!{n\choose k}}{n^k}$ (E) $1 - \frac{k!{n\choose k}}{m^k}$

asked Mar 24 in Combinatory by zxy123 (3.6k points) | 4 views

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TIFR-GS2021Question
What is the probability that at least two out of four people have their birthdays in the same month, assuming their birthdays are uniformly distributed over the twelve months? (A) $\frac{25}{48}$ (B) $\frac{5}{8}$ (C) $\frac{5}{12}$ (D) $\frac{41}{96}$ (E) $\frac{55}{96}$

asked Mar 24 in Probability by zxy123 (3.6k points) | 7 views

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TIFR-GS2021 Question
Let $M$ be a $n\times m$ real matrix. Consider the following: Let $k_1$ be the smallest number such that $M$ can be factorized as $A.B$, where $A$ is an $n\times k_1$ matrix and $B$ is a $k_1\times m$ matrix. Let $k_2$ ... $k_2 = k_3 < k_1$ (D) $k_1 = k_2 = k_3$ (E) No general relationship exists among $k_1$, $k_2$ and $k_3$

asked Mar 24 in Linear Algebra by zxy123 (3.6k points) | 5 views

+2 votes

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Gate2021 Normalization ≠ Reality ?
I got the Set-2 paper in GATE2021. As all of you realize this year Set-2 was on the harder side. According to the official answer-key, my marks were 28. Checked with GO predictor (The most accurate one) I hoped that as Set 2 was a bit ... in the public interest. Please feel to correct me. I hope Arjun sir will clear All of My doubts. You are the only hope.

asked Mar 23 in GATE Application by nisargparekh7 (13 points) | 42 views

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Accommodation dilemma at IITB
IITB aren’t providing any accommodation for their M.Tech program this year. How difficult will it be to stay outside campus? Source: IIT B information brochure: https://www.iitb.ac.in/newacadhome/MTECHBROUCHURE2021.pdf

asked Mar 23 in IISc/IITs by sugarb_96 (5 points) | 21 views

+1 vote

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I got GATE-2021 AIR 447 & score of 742. Which colleges can I expect to call me for interview or admissions?

asked Mar 22 in IISc/IITs by nileshj (9 points) | 30 views

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Gate 2019 Mining Question 19
If the time to failure of a machine component is exponentially distributed, the reliability of the same at Mean Time to Failure (MTTF) is ____

asked Mar 22 in Operating System by kartikb94 (5 points) | 5 views

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Discrete Mathematics and its applications (Kenneth Rosen)

asked Mar 22 in Mathematical Logic by SmeetPatel (5 points) | 18 views

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