Recent questions tagged selfdoubt - GATE CSE Doubts

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Query about the website
How can we bookmark the questio we already have done in the go pyq booklet,and how to see my recent activity so that i can revise the question which are haa

asked Jan 23 in Others by sheikh haji (5 points) | 13 views

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GATE 2022 Preparation
Hello everyone, I am currently final year student in tier 3 college, I paid moderate attention to my studies during my first 2 years so my aggregate CGPA is down to 6. I am interested in AL/ML domain but it's really hard to find job and I think if ... and I read so much good stuff about it so please help me through this problem so I can prepare clearly. Thank you for reading!

asked Jan 22 in GATE by jp2373 (5 points) | 25 views

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Cascade Rollback and Not recoverable at the same time

asked Jan 18 in Databases by reboot (5 points) | 10 views

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How decision making is done in Lisp?
How decision making is done in Lisp?

asked Jan 17 in Mathematical Logic by Vikash40203 (5 points) | 16 views

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Does Left recursive grammar same as left linear grammar

asked Jan 17 in Theory of Computation by dexter_n (5 points) | 20 views

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https://gateoverflow.in/1789/gate2014-1-22
Given the following statements: S1: A foreign key declaration can always be replaced by an equivalent check assertion in SQL. S2: Given the table R(a,b,c)R(a,b,c) where aa and bb together form the primary key, the following is a valid ... S1 and S2 are FALSE FOREIGN KEY (a) references R) . Does this line mean that it references the first attribute of R?

asked Jan 17 in Databases by Abhilash Behera (5 points) | 10 views

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Applied GATE test series
Que Consider a circular queue which is of capacity 100 elements and is implemented on an array a[0...99], at a particular instant the front pointer is pointing to index 20 and the rear is pointing at index 10 the number of elements present in the queue is. 10 90 91 None

asked Jan 16 in DS by _tourist_ (5 points) | 84 views

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Self doubt in instruction execution cycle /(CO) computer organization

asked Jan 16 in CO & Architecture by Kavya sharma (11 points) | 18 views

+1 vote

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Self-doubt sum series and logaritms.
These are what i ended up with while solving a couple of recurrance relation can anyone help to solve further. $(n^2) log(n/2^{k-1}) + 2(n^2) log(n/2^{k-2}) + 3(n^2) log(n/2^{k-3}) + ...+ (n^2) log(n)$ $2. lg n + lg (n / 2) + lg (n / 4) + ... + lg (n / 2^{lg n})$ Note: Assume base 2 for log terms.

asked Jan 14 in Mathematical Logic by donniedarko (39 points) | 28 views

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Made easy booklet
Bag contains 5 black, 2 red and 3 white marbles. Three marbles are drawn simultaneously. Find probability that they're of different colour

asked Jan 14 in Probability by farazbukhari0 (5 points) | 32 views

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Self Doubt Disks
when solving questions of disks 10KB is 1024*10B or 1000*10B? different sources are telling different things,even same sources are telling different things at different time.

asked Jan 14 in Operating System by Nitinkumar.097 (13 points) | 21 views

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Self doubt :Time Complexity -Iterative
Can Someone help me understand the time-complexity of dependent loops? for example, Q1> int i,j; for(i=1;i<n;i=i++) { for(j=1;j<=i;j=j*2) } Q2> int i,j; for(i=1;i<=n/2;i=i++) { for(j=1;j<=i;j++) }

asked Jan 13 in Algorithms by donniedarko (39 points) | 25 views

+1 vote

1 answer

Tga test series

asked Jan 12 in Digital Logic by Enolx.21 (49 points) | 19 views

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Tga mock test
MSQ Type question.

asked Jan 11 in Digital Logic by Enolx.21 (49 points) | 22 views

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Database management systems
If a schedule is given and it is asked whether the given schedule is serializable or not, is it asking about conflict serializability or view serializability? And when it is asked about the precedence graph, is it about the precedence graph that we draw to check conflict serializability or the one for view serializability?

asked Jan 10 in Databases by Abhilash Behera (5 points) | 16 views

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Computer network (self doubt)
In datagrams fragmentation occurs at routers. What about in virtual circuits? As CPU bandwidth and buffers are reserved, is there a chance for fragmentation to occur in router?

asked Jan 9 in Computer Networks by Kishore7 (5 points) | 13 views

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General query on Gate preparation
How to start preparing for Gate 2022, I am second year engineeering Student ? i know this is a basic question , but whenever take those big books of dbms of sudharson,ds of kenneth rosen , i don’t thinks i cannot cover them,even when i start reading i cannot understand much , how ,where should i start preparing?

asked Jan 9 in Others by sheikh haji (5 points) | 24 views

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AVL PREVIOUS YEAR DATA STRUCTURE SELF DOUBT
https://gateoverflow.in/86224/gate1990-13a for tym complexity ..is it like …..n times we need to search position so O(nlogn) n insertion so O(n) and only two rotation so O(logn)...because i m not rotating for each iteration just doing at last so overall O(nlogn)...please look...

asked Jan 8 in DS by eyeamgj (29 points) | 11 views

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tifr previous year self doubt loop invariant
https://gateoverflow.in/19251/tifr2010-b-37 by counter example like for a= 2 and b =1 the loop does not terminate thus remaining options are A and D. But I'm having problem getting D as answer my answer is A as at any random example say a ... *b , so I go with Option A. considering this comment of the.brahmin.guy how it is not terminating using a=2 nd b

asked Jan 8 in Programming by eyeamgj (29 points) | 20 views

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OS doubt:TestBook test
A virtual memory with 64 bit virtual address, a 43 bit physical address, a page size 32 KB. TLB with 32 entries. Each TLB entries has TLB tag, physical frame number +3 protection bits. Assume that TLB tag doesnot store any process id. How many bits required for the TLB if TLB is 4 way set associative? Ans given 2464 bits. Is it correct?

asked Jan 6 in Operating System by srestha (1k points) | 69 views

+1 vote

1 answer

Gate Academy
Q.Considerhe following program segment hypothetical CPU have three resistors r1 r2 and r3 | Instruction operation Instruction size (in word) Mov r1,5000 r1<- memory [5000] 2 Mov r2(r3) r2<- memory [r1] 1 Add r2 r3 r2<- r2+r3 1 Mov 6000 ... cycle per word Instruction fetch and decode: 2 clock cyxle per word The total number of clock cycle required to execute the program is?

asked Jan 6 in CO & Architecture by Enolx.21 (49 points) | 43 views

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Self doubt on decidability of turing machine and dfa

asked Jan 5 in Theory of Computation by meivinay (5 points) | 63 views

+2 votes

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https://gateoverflow.in/204076 gate 2008 question on structure

asked Jan 4 in Programming by jainanmol123 (13 points) | 32 views

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Gate previous year question
Q. Let Q denote a queue containing 16 numbers and S be an empty stack. Head(Q) returns the element at the head of queue Q without removing it from Q. similarly Top(S) returns the element at the top of S without removing it from S. consider ... else x:=Pop(S); Enqueue(Q,x); end end The maximum possible number of iteration of the while loop in the algorithm is_________

asked Jan 1 in DS by Enolx.21 (49 points) | 33 views

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The Gate Academy Material
Q. What does the following program do when the input is unsigned 16-bit integer? #include<stdio.h> main() { unsigned int num; int i; scanf("%u",&num); for(i=0;i<16;i++) { printf("%d.",(num << i&1 <<15 ... all even bits from num (B) it prints all odd bits from num (C) it prints binary equivalent of num (D) none of the above

asked Dec 30, 2020 in Programming by Enolx.21 (49 points) | 17 views

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Intermediate 3 address code generation doubt related to unary operators in an arithmetic expression

asked Dec 30, 2020 in Compiler Design by rish-18 (9 points) | 79 views

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Made easy: IP data field can contain which of these?

asked Dec 29, 2020 in Computer Networks by ytheuyr (2 points) | 18 views

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Number system,Gate-2021, previous year Gate questions

asked Dec 29, 2020 in Compiler Design by Km. Shweta Bhardwaj (5 points) | 31 views

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PREVIOUS YEAR MATHS SELF DOUBT
https://gateoverflow.in/1925/gate2014-1-47 WHY THE B CANT BE ANSWER IF WE DO THE SAME WAY WE DID FOR A AND D? PLEASE SEE...

asked Dec 29, 2020 in Calculus by eyeamgj (29 points) | 16 views

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Algorithm:Doubt
Which of the following sorting algorithm gives the same number of swaps as that of the total inversion count in the array? Quick sort Selection sort Merge Sort Bubble Sort

asked Dec 28, 2020 in Algorithms by val_pro20 (2 points) | 22 views

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self doubt ambiguous to unambiguous
https://gateoverflow.in/141809/ambiguous-to-unambiguous what will be the unambiguous grammar …...

asked Dec 28, 2020 in Compiler Design by eyeamgj (29 points) | 18 views

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Self doubt from graph coloring
A graph which not having even length cycle then 3 color are sufficient to color vertices of graph such that no two adjacent vertex having same color?

asked Dec 27, 2020 in Graph Theory by Vaishali Trivedi (5 points) | 25 views

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2 answers

TOC- closure properties of RL
let L1=a^n (which is a regular language) and L2=b^n (which is also a regular language) L1.L2 is also regular.. how?? as (a^nb^n) is not a regular language

asked Dec 26, 2020 in Theory of Computation by Updesh Singh (9 points) | 52 views

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Pre increment and post increment
int main() { int x=8,y=1; while(x>=y) { x=--x-x--; y=--y-y++; } printf("%d %d",y,x); what is the output?? please give detail solution.

asked Dec 26, 2020 in Programming by Manasi_123 (5 points) | 16 views

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GATE YEAR 2013
A long thin walled cylindrical shell, closed at both the ends, is subjected to an internal pressure. The ratio of the hoop stress (circumferential stress) to longitudinal stress developed in the shell is

asked Dec 24, 2020 in GATE by phanendra kumar (5 points) | 12 views

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Is one year enough to crack gate 2022 ?

asked Dec 23, 2020 in GATE by Akshay0798 (7 points) | 17 views

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#selfdoubt #regular_toc_languages

asked Dec 21, 2020 in Theory of Computation by gajendercse (41 points) | 30 views

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Self doubt - digital logic
K-map 0 1 0 0 0 1 X 0 0 X X 0 0 0 0 0 X= don’t care Derive the minimum Sum-of-Product form for this.

asked Dec 17, 2020 in Digital Logic by Abhishek pratap Sing (5 points) | 23 views

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1 answer

PYQ Doubt. source: https://gateoverflow.in/863/gate2002-10

asked Dec 16, 2020 in CO & Architecture by Abhilash Behera (5 points) | 33 views

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1 answer

Is it possible to score 50+ in GATE CSE 2021 in less than 2 Months of preparations?

asked Dec 16, 2020 in Revision by Sayan Kumar Khan (5 points) | 62 views

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