How many comparisons does binary search need in the worst case to find an element in a sorted array of 1,024 elements?
Arrays
Original Khojo Papers practice question — not from a past board paper.
int sum = 0; for (int i = 0; i < n; i++) sum += a[i]; System.out.println((double) sum / n);
No citable source has been recorded for this record. Treat it as practice material, not as fact.
Casting to double before dividing is what prevents integer division from discarding the fraction.
From the same topic and chapter, at a similar level.
How many comparisons does binary search need in the worst case to find an element in a sorted array of 1,024 elements?
Arrays
What happens in Java if a program accesses a[10] in an array declared as int a[] = new int[10]?
Arrays
Write a Java program segment to find the largest element of a one-dimensional integer array a of size n.
Arrays
State two differences between linear search and binary search.
Arrays
Explain the ternary operator in Java and rewrite "if (a > b) max = a; else max = b;" using it.
Operators and Expressions in Java
What is the output of: String s = "Examination"; System.out.println(s.length() + " " + s.substring(0, 4) + " " + s.toUpperCase().charAt(2));
String Handling