Computer Applications
Name the method of search depicted in the below picture:
Java Arrays
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Answer
Binary Search
Reason — The search method shown in the picture is Binary search because:
- The array is sorted.
- Middle element of the array is compared with the search key.
- One half of the array is discarded depending on the result of comparison.
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A single dimensional array has 50 elements, which of the following is the correct statement to initialize the last element to 100.
- x[51]=100
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Define a class to accept values into 4x4 array and find and display the sum of each row.
Example:
A[][]={{1,2,3,4},{5,6,7,8},{1,3,5,7},{2,5,3,1}}
Output:
sum of row 1 = 10 (1+2+3+4) sum of row 2 = 26 (5+6+7+8) sum of row 3 = 16 (1+3+5+7) sum of row 4 = 11 (2+5+3+1)Consider the following program segment and answer the questions given below:
int x[][] = {{2,4,5,6}, {5,7,8,1}, {34, 1, 10, 9}};(a) What is the position of 34?
(b) What is the result of x[2][3] + x[1][2]?