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Ace test series
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Ace test series
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Ace test series
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Prefix Property
State True/False1) DCFL supports prefix property2)DCFL with Prefix property is LR(0) grammar
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state elimination method doubt
In state elimination method we have a rule that there sould not be any incoming edge on initial state and no outgoing edge should be there from final state , ... loop on initial state then do we have to take self loop as incoming edge
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Maths: functions
Please prove the following:The function $f(x)= e^x$ from the set of real numbers to the set of real numbers is not invertible.But if the $co-domain$ is restricted to the set of positive real numbers, the resulting function is $invertible$.
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MadeEasy Test Series: Programming & DS - Heap
How to solve such a problem?
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are both regular expression correct ?
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graph theory
A simple non directed graph contains 21 edges, 3 vertices of degree 4 and the other vertices are of degree 2. then the number of vertices in the graph is ?
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Ace test series
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#proposition
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doubt in taking common when forming Regular expression from finite automata
Tick is correct answer but how do we know which way to take common because it affect the language , is regular expression written in red is correct ?
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Find Regular
Which one is Regular?1)$L_{1}=\left \{ a^{x}b^{y}c^{z} | \left ( x=y\vee y=z \right ) \wedge x+y+z\leq 100\right \}$2)$L_{2}=\left \{ a^{x}b^{y}c^{z} | \left ( x=y\vee y=z \right ) \wedge x+y+z\geq 100\right \}$
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Parse tree
In any CNF grammar G, how many nodes will all parse trees for terminal string of length n>0 generated by G have?a) 2n-1b) 3n-1c) 2n+1d) 3n+1
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Data Structure (objective)
State and Explain True/False1) If the priority queue in Dijkstra's algorithm is implemented using a sorted linked list (where the list is kept sorted after each priority ... to a given vertex $v\epsilon T$ using DFS takes O(log n) time
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#self_doub_DLD
a subcube of 2^m cell is possible if and only if ,in that subcube for every cell m number of cells must be adjacent cell .please explain what is adjacent cell, here ????
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#theory of computation
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linear algebra
The number of linearly independent eigen vectors of a scalar matrix of order ‘ n ‘ is / are(A)1(B)2(C)n-1(D)n
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C progarmming
#include <stdio.h> int main(void) { int i = 0; char ch; while(1) { ch= *("hello world" + i); if(ch == '\0') break; putchar(ch); i++; } return 0; }What does ch= *("hello world" + i); do?
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doubt
how ϕ U a* = a* i have confusion
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Personal doubt
(i) What is Load/Store?(ii) Explain fetch-and-set.is there any relation between these two or any basis of comparision?
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MadeEasy Test Series 2017: Computer Networks - Communication
Assume there are 100 nodes are connected to a 1000 meter length of the coaxial cable. Using some protocol, each node can transmit 50 frames/second, where the average ... place)I got .125 but given is 12.5%?Please check which is correct?
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an anybody solve this find the no of rearranGements of letter of the word benevolent that ends with L?
an anybody solve this find the no of rearranGements of letter of the word benevolent that ends with L?
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Gateforum test series
answer given is option A.
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Tuples
Consider a relation R(A,B,C) with the following functional dependency AC→B .A can take 200 distinct values, B can take 100 distinct values and C can take 1000 ... What is the maximum and minimum possible tuples of the self join of R on C?
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Computer networks
Which would be the best way to start Computer networks? By video tutorial or book??
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ME Test Series
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