I was asked about how to avoid data corruption in relational databases. (very broadly, not specifics)
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Write down code to calculate Fibonacci in 2 ways - then asked to explain complexity.
Suppose a basketball match is going on and apart from conventional manner to record that game i.e. video recording, I want to record that game in a structure, so which structure u will use and with which fields, to record that game so that whenever i go through that structure i'll get the whole description of the match event-wise i.e. what happened at which time.
Identify whether there exists a pair of numbers in an array such that their sum is equal to N Input: The first line contains one integer N, which is the sum we are trying to find; The second line contains one integer M, which is length of the array; This is followeb by M lines each containing one element of the array; Output: Output 1 if there exists a pair of numbers in the array such that their sum equals N. If such a pair does not exist, output 0. Note: The array must be sorted.
1. Find the the string of length 'n' which contains only vowels and the letters are lexically arranged in decending order.
Some logistic and Math problem, need fast reading and quick reaciton. Each question only have 2.5 minuetes to finish.
An integer X and a non-empty zero-indexed array A consisting of N integers are given. We are interested in which elements of A are qual to X and which are different from X. The goal is to split array A into two parts, such that the number of elements equal to X in the first part is the same as the number of elements different from X in the other part. More formally, we are looking for an index K such that: 0 ≤ K < N and the number of elements equal to X in A[0..K−1] is the same as the number of elements different from X in A[K..N−1]. For K = 0, A[0..K−1] does not contain any elements.
Data structures and java coding problemd
When should you use a linked list vs an array?
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