12 answers
3
If every non-key attribute functionally dependent on the primary key, then the relation will be inFirst normal formSecond normal formThird normal formFourth Normal form
3 answers
4
The minimum height of an AVL tree with $n$ nodes is$\text{Ceil } (\log_2(n+1))$$1.44\ \log_2n$$\text{Floor } (\log_2(n+1))$$1.64\ \log_2n$
4 answers
5
In a two-pass assembler, resolution of subroutine calls and inclusion of labels in the symbol table is done duringsecond passfirst pass and second pass respectivelysecond...
1 answer
8
3 answers
13
Suppose avg waiting time of a process to get chance in a queue is 5 min. What will the probability that process get chance at first minute is ________________
2 answers
14
How many ways are there to place $8$ indistinguishable balls into four distinguishable bins?$70$$165$$^8C_4$$^8P_4$
1 answer
16
2 answers
17
Which of the following is principal conjunctive normal form for $[(p\vee q)\wedge\ \neg p \rightarrow \neg q ]$ ?$p\ \vee \neg q$$p \vee q $$\neg p \vee q$$\neg p\ \vee ...
5 answers
18
In relational databases, if relation R is in BCNF, then which of the following is true about relation R?R is in 4NFR is not in 1NFR is in 2NF and not in 3NFR is in 2NF an...
2 answers
20
1 answer
22
The Eigen values of $A=\begin{bmatrix} a& 1& 0\\1 &a &1 \\0 &1 &a \end{bmatrix}$ are______$a,a,a$$0,a,2a$$-a,2a,2a$$a,a+\sqrt{2},a-\sqrt{2}$
1 answer
25
X=2;Y=++x * ++x * ++x ;Printf("%d",Y);In the above question, we have to use the final value of x or it will be evaluated seperately and then multiplied.Ex: Y= 3*4*5; or Y...
1 answer
26
(5) Would the following program give a compilation error or warning?main() { float i = 10, *j; void *k; k=&i; j= k; printf("\n%f", *j); }
4 answers
27
Which one of the following in place sorting algorithms needs the minimum number of swaps?Quick sortInsertion sortSelection sortHeap sort
5 answers
28
why not merge sort?we don’t swap in merge sort,we just create auxillary arrays and merge them by changing elements in the original array.should we consider that as a sw...