Recent questions without answers - GATE CSE Doubts

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#test questions
Q.In a host PDU of network layer 17076 bytes.MTU size of network layer 200bytes and ipv4 header is 20bytes.number of ip fragments.

asked 4 hours ago in Computer Networks by amit166 (139 points) | 2 views

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Madeeasy Workbook DBMS
Given a system using unspanned blocking and 100 byte blocks. A file contains record of 20,50,35,70,40,20. what percentage of space will be wasted in the blocks allocated for the file?

asked 1 day ago in Databases by Ashish Pradhan (6 points) | 3 views

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Query regarding courses offered at IISC
As now i am getting approximate gate score, I am searching possible courses i can get based on my score. I have query regarding courses offered by IISC http://gatecselastrank.com/ on above link i see various courses offered by iisc. CSE 2 ... definably not eligible for 1st option, but i might get interview calls for rest, and i want to get prepared for that.

asked 1 day ago in IISc/IITs by mehul vaidya (18 points) | 13 views

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Mtech (AI related) at IIIT H
I messed the gate 2020! How is IIIT-H M.Tech from AI perspective? What are the different electives that can be opted? Should I appear for gate 2021 for IISc Mtech AI or go for IIIT-H (Means 1 year gap or work exp. worth for IISc)?

asked 1 day ago in IIITs by temp123 (6 points) | 8 views

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ace subject wise test algorithms question
Given answer is option c.can any one explain how??

asked 2 days ago in Algorithms by chirudeepnamini (10 points) | 9 views

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ace test series algorithms
the answer is given as option d.But iam not satisfied with their explanation.. can anyone explain..

asked 2 days ago in Algorithms by chirudeepnamini (10 points) | 7 views

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I have B.Tech in Electronics and Tele-Communication. If I qualify GATE Computer Science with good rank

asked 2 days ago in GATE Application by akash.venu83 (7 points) | 10 views

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#Gate #general
When will gate release final answer key after challenging the answer key? If someone know when did they release in 2019?

asked 3 days ago in GATE by rohan98agrawal (6 points) | 19 views

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#self Doubts Cprogramming

asked 3 days ago in Programming by shubham02 (15 points) | 6 views

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General Question about book to refer
Hello, the topic of NUMBER REPRESENTATION is not covered well in the Morris Mano textbook. does anyone know of any book that covers it sufficiently for GATE ?? thanks.

asked 3 days ago in Digital Logic by sh2673 (6 points) | 12 views

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#Algorithm #Time complexity #Fibonacci series
What is the time complexity of computing Fibonacci series using recursive algorithm? Though there are several questions and answers related to this and in most of the answer says its O(2^n), but in stackexchange some answers are O(1.623^n).. Someone please clarify what should be the answer..

asked 4 days ago in Algorithms by souren (8 points) | 12 views

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algorithum coal india 2017
a=24 b=16 c=12 d=20 e=8 f=4 using huffman coding which of the following is valid character for 'c'?

asked 5 days ago in Algorithms by aaru14 (6 points) | 4 views

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Database concept by korth exercise 2.3
Consider the time slot relation. Given that a particular time slot can meet more than once in a week, explain why day and start time are part of the primary key of this relation, while end time is not.

asked 5 days ago in Databases by Abhisheksmile94 (12 points) | 4 views

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general query about admission
I'm getting 57 marks in GATE-2020 and belong to the GENERAL category, can anyone suggest which college can I get with these marks and gate score is around 660 and this is my 2nd attempt?

asked 5 days ago in Written Exam by Nitish ch. thakur (6 points) | 20 views

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Previous year compiler design question
Compiler design's subjectwise previous year question paper link isn't working.Kindly fix the link..

asked 5 days ago in Compiler Design by souren (8 points) | 6 views

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Counter Design
Use the minimum number of D- Flip Flops and logic gates to design a counter that produces the following repeated sequence: 0,1,3,5,6,7,0….and gives an output of 1 when it reaches 7. How to produce output of 1 at state 7?

asked 5 days ago in Digital Logic by Abhipsa Mishra (16 points) | 9 views

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Gate 2020 Result
Hello readers, Myself Chirag, I am getting 51.69 marks in GATE 2020 as per Gate official key. According to GO, my gate score would be around 612. I am a EWS candidate. When I analysed my mistakes most of them were silly calculation mistakes which were around ... to take admission in NIT's through this Score? Ps: My parents are saying to take a drop and try another attempt in 2021.

asked 6 days ago in GATE by Chirag Shilwant (180 points) | 38 views

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Recommendation on how to prepare
Should i read all standard books from scratch or it would be more beneficial to watch nptel video lectures to prepare for gate 2021 if i am from non-cs background(mechanical) and so far not have much core CS knowledge other than some basics programming, algorithm and data structure.

asked 6 days ago in Others by souren (8 points) | 31 views

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Automata - DFA
In what cases we need to include epsilon in DFA.

asked 6 days ago in Theory of Computation by pppankajsaini (8 points) | 6 views

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name spelling diffrence,please help.
my name has a slight spelling mistake in 10th marksheet (AGARWAL), gate score card(AGARWAL) and all my govt id have (AGRAWAL) (the name however is same ,just spelled differently) , which name should i mention while applying for colleges? please help me with this.

asked 6 days ago in Written Exam by Divyaok (22 points) | 9 views

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Gate Vidyalaya
My doubt is whether we have to include only the processing time of info frame, or both info frame and ack frame while calculating the total time... Q) The values of parameters for the stop and wait protocol are as given below- Bit rate of the ... transmission efficiency (in %) of the stop and wait ARQ protocol for the above parameters is ___________ . (correct to 2 decimal places)

asked 6 days ago in Computer Networks by ummokkate (48 points) | 12 views

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regular expression self doubt
Given the regular expression L(ab*aa+bba*ab). in this question my doubt is what is the number of states in minimum nfa and minimum dfa for this expression.

asked 6 days ago in Theory of Computation by aerox (7 points) | 6 views

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peterlinz theory of computation
mu doubt is what will be the number of states in minimum nfa and minimum dfa for this regular expression of question 1 given by L(ab*aa+bba*ab)

asked 6 days ago in Theory of Computation by aerox (7 points) | 4 views

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GATE SCORE REALATED ADMISSION
MY GATE SCORE IS 43 AND OBC CATEG. CAN I GET ANY NEW IIT OR IIIT ? PLZ SUGGEST

asked Feb 16 in Written Exam by adarshinspiron1 (9 points) | 17 views

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Made easy - Discrete mathematics
How many ways can 10 balls be chosen from a container having 10 identical green balls , 5 identical yellow balls and 3 identical blue balls

asked Feb 16 in Combinatory by Mitali gupta (6 points) | 16 views

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fully associative mapping?
why do we need to compare the block number from main memory with tag number from cache memory in fully associative mapping? what i have understood? ans-: whenever there is a cache miss i.e data required for the processor is not available in ... block from main memory was not available in cache memory..so what is the point with comparing tag number with block number?

asked Feb 16 in CO & Architecture by namekrakhnu (14 points) | 4 views

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At gate score 30 where can i apply for masters

asked Feb 16 in IISc/IITs by yogitajain (6 points) | 13 views

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ISI 2018-PCB
The data link layer uses a fixed-size sliding window protocol, where the window size for the connection is equal to twice the bandwidth-delay product of the network path. Consider the following three scenarios, in each of which only the given parameter changes as ... trip time RR increases to 1.8R; the window size W decreases to W/3 Can anyone please help with the above question?

asked Feb 15 in Computer Networks by Pratyush Priyam Kuan (803 points) | 9 views

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GATE CS 2012 QUESTION NO.45 CN
CONSIDER AN INSTANCE OF TCP'S ADDITIVE INCREASE MULTIPLICATIVE DECREASE (AIMD) ALGORITHM WHERE THE WINDOW SIZE AT THE START OF THE SLOW START PHASE IS 2 MSS AND THE THRESHOLD AT THE START OF THE FIRST TRANSMISSION IS 8 MSS. ASSUME THAT A TIMEOUT OCCURS ... :8 (As Threshold is again computed to be 5 after 5th T timeout ) Why not 8MSS could be the possible Answer??

asked Feb 15 in Computer Networks by bajajshubham (7 points) | 4 views

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CN GATE CS 2014 SET 1 PYQ
LET THE SIZE OF CONGESTION WINDOW OF A TCP CONNECTION BE 32 KB WHEN A TIMEOUT OCCURS. THE ROUND TRIP TIME OF THE CONNECTION IS 100 MSEC AND THE MAXIMUM SEGMENT SIZE USED IS 2 KB. THE TIME TAKEN (IN MSEC) BY THE TCP CONNECTION TO GET BACK TO 32 KB CONGESTION WINDOW ... Increment with +2 to complete in 11 RTT's. → ( My Answer ) IT Won't be done or Must happenend in 17 RTT'S

asked Feb 15 in Computer Networks by bajajshubham (7 points) | 5 views

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Data communication and networking by forouzan
11. We have a pure ALOHA network with 100 stations. If Tfr=1μsTfr=1μs, what is the number of frames each station can send to achieve the maximum efficiency. 12. Repeat Exercise 11 for slotted ALOHA. The question is also present in the following link : https://gateoverflow.in/325673/data-communication-and-networking-by-forouzan-12-exercise

asked Feb 14 in Computer Networks by Pratyush Priyam Kuan (803 points) | 8 views

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Gate i dont the year
Check amiguity S->S(S)/E

asked Feb 14 in Compiler Design by Swarnimkuk10 (6 points) | 9 views

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VIT MTech college
Is VIT tier 1 /2 institute with the same reputation as IIIT/ BITs ? Is it a good option to write VITMEE mtech entrance exam?

asked Feb 14 in GATE by ck (13 points) | 23 views

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Gate 2020 cse
Answer to directed weighted graph should be for every vertex the paths will be same as because w'(u,v) will be w(u,v)+f(u)-f(v) means depednent on only source and destination and not on intermediate step as they will cancel out so paths will reamain same and values ... +w(4,3)+f(1)-f(3) so exteding similarly for any path ,the shortest path will not change but its value can be changed.

asked Feb 13 in Algorithms by hkshenoy (6 points) | 20 views

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Future for carrer
My target is only of the government job. What is the best option of competitive exam for me & how will be benificial option of GATE for me? My stream is CS.

asked Feb 13 in Others by MayankSaxena12 (6 points) | 21 views

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CGPA related questions on admission in IIT/NIT
Arjun sir/Anyone, Is CGPA of 6.35 okay for admission in IIT/NIT with Gate marks of 60+ 2020 ?

asked Feb 13 in Others by madhav818 (6 points) | 32 views

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General Query
Hi Sir, I am looking for some advise. Is it worth doing M.Tech in CSE from old IITs or IISc after 10-12 years of work experience at age of 35?

asked Feb 13 in Others by akash.venu83 (7 points) | 54 views

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How to prepare for TIFR interview ?
It would be helpful if someone can give an idea about the things to prepare and books to refer before attending the interview.Thank you.

asked Feb 13 in Other Colleges by aeaswar81 (6 points) | 13 views

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Coaching doubt
Hi Everyone , This post need some serious and genuine suggestion please have a look and help me . I am really tensed. I attempted gate first times in 2019while doing job in mnc and got 46 marks and 3330 rank then I got some confidence as I was not serious ... is there anyway to crack it or any coaching center in Bangalore ?? I am worried and this time I want gate 2021 with good rank

asked Feb 13 in Others by Abhisheksmile94 (12 points) | 53 views

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TIFR Interview
Can anyone please share their TIFR (PHD CS) interview experience?

asked Feb 13 in TIFR by SOMYA_SANGAL (6 points) | 11 views

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