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Answers by Arjun

4 votes
1951
functional dependency
GIven a relation instance X Y Z 2 8 4 2 10 6 2 12 6 6 4 4 which of the following FDs is satisfied by relation A)XY → Z, Z → Y B)YZ → X, Y → Z C)YZ → X, X → Z D)XZ → Y, Y → X
GIven a relation instanceXYZ28421062126644which of the following FDs is satisfied by relationA)XY → Z, Z → YB)YZ → X, Y → ZC)YZ → X, X → ZD)XZ → Y, Y → X...
69 votes
1954
GATE CSE 2014 Set 2 | Question: 52
The number of distinct minimum spanning trees for the weighted graph below is _____
The number of distinct minimum spanning trees for the weighted graph below is _____
185 votes
1957
GATE CSE 2013 | Question: 30
The number of elements that can be sorted in $\Theta(\log n)$ time using heap sort is $\Theta(1)$ $\Theta(\sqrt{\log} n)$ $\Theta(\frac{\log n}{\log \log n})$ $\Theta(\log n)$
The number of elements that can be sorted in $\Theta(\log n)$ time using heap sort is$\Theta(1)$$\Theta(\sqrt{\log} n)$$\Theta(\frac{\log n}{\log \log n})$$\Theta(\log n)...
56 votes
1962
GATE CSE 1992 | Question: 02,xvii
Which of the following regular expression identities is/are TRUE? $r^{(^\ast)} =r^\ast$ $(r^\ast s^\ast)=(r+s)^\ast$ $(r+s)^\ast = r^\ast + s^\ast$ $r^\ast s^\ast = r^\ast+s^\ast$
Which of the following regular expression identities is/are TRUE?$r^{(^\ast)} =r^\ast$$(r^\ast s^\ast)=(r+s)^\ast$$(r+s)^\ast = r^\ast + s^\ast$$r^\ast s^\ast = r^\ast+s^...
94 votes
1964
GATE CSE 2014 Set 1 | Question: 50
Let ܵ$S$ denote the set of all functions $f:\{0,1\}^4 \to \{0,1\}$. Denote by $N$ the number of functions from S to the set $\{0,1\}$. The value of $ \log_2 \log_2N $ is _______.
Let ܵ$S$ denote the set of all functions $f:\{0,1\}^4 \to \{0,1\}$. Denote by $N$ the number of functions from S to the set $\{0,1\}$. The value of $ \log_2 \log_2N $ is...
49 votes
1966
GATE CSE 2003 | Question: 14
The regular expression $0^*(10^*)^*$ denotes the same set as $(1^*0)^*1^*$ $0+(0+10)^*$ $(0+1)^*10(0+1)^*$ None of the above
The regular expression $0^*(10^*)^*$ denotes the same set as$(1^*0)^*1^*$$0+(0+10)^*$$(0+1)^*10(0+1)^*$None of the above
33 votes
1967
GATE CSE 2000 | Question: 1.4
Let $S$ and $T$ be languages over $\Sigma=\{a,b\}$ represented by the regular expressions $(a+b^*)^*$ and $(a+b)^*$, respectively. Which of the following is true? $S \subset T$ $T \subset S$ $S = T$ $S \cap T = \phi$
Let $S$ and $T$ be languages over $\Sigma=\{a,b\}$ represented by the regular expressions $(a+b^*)^*$ and $(a+b)^*$, respectively. Which of the following is true?$S \subs...
64 votes
1969
GATE CSE 2014 Set 1 | Question: 36
Which of the regular expressions given below represent the following DFA? $0^*1(1+00^*1)^* $ $0^*1^*1+11^*0^*1 $ $(0+1)^*1$ I and II only I and III only II and III only I, II and III
Which of the regular expressions given below represent the following DFA?$0^*1(1+00^*1)^* $$0^*1^*1+11^*0^*1 $$(0+1)^*1$I and II onlyI and III onlyII and III onlyI, II an...
73 votes
1970
GATE CSE 1997 | Question: 6.4
Which one of the following regular expressions over $\{0,1\}$ denotes the set of all strings not containing $\text{100}$ as substring? $0^*(1+0)^*$ $0^*1010^*$ $0^*1^*01^*$ $0^*(10+1)^*$
Which one of the following regular expressions over $\{0,1\}$ denotes the set of all strings not containing $\text{100}$ as substring?$0^*(1+0)^*$$0^*1010^*$$0^*1^*01^*$$...
8 votes
1972
Suppose R=3,2,4,3,4,2,2,3,4,5,6,7,7,6,5,4,5,6,7,2,1 is a page reference stream.if the window size is 6 and assuming pure demand paging.how may page faults will it cause under the working set algorithm
suppose R=3,2,4,3,4,2,2,3,4,5,6,7,7,6,5,4,5,6,7,2,1 is a page reference stream.if the window size is 6 and assuming pure demand paging.how may page faults will it cause u...
110 votes
1973
GATE CSE 1996 | Question: 2.13, ISRO2016-28
The average number of key comparisons required for a successful search for sequential search on $n$ items is $\frac{n}{2}$ $\frac{n-1}{2}$ $\frac{n+1}{2}$ None of the above
The average number of key comparisons required for a successful search for sequential search on $n$ items is$\frac{n}{2}$$\frac{n-1}{2}$$\frac{n+1}{2}$None of the above
5 votes
1977
Kindly have a try .... IN canonical POS form following equation is written as (ABC)=AB+BC+AC (A)πM(0,1,2,4) (B)πM(3,5,6,7) (A)πM(0,1,2,3) (A)πM(4,5,6,7)
Kindly have a try .... IN canonical POS form following equation is written asF(A,B,C)=AB+BC+AC (A)πM(0,1,2,4) (B)πM(3,5,6,7)(C)πM(0,1,2,3) (D)πM(4,5,6,7)
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