binary
Binary uses 0 and 1. This topic is part of Computing within Technology. This page currently draws on 25 supporting questions, with answers and bonus facts available below.
binary trivia questions
Binary uses how many digits?
Answer: 2
Bonus fact: Binary uses 0 and 1.
What are the two binary digits?
Answer: 0 and 1
Bonus fact: Each binary digit is called a bit.
What decimal number is binary 1010?
Answer: 10
Bonus fact: 1010 equals 8 + 2.
Before using a standard binary search algorithm, the list being searched normally needs to be what?
Answer: Sorted
Bonus fact: Binary search repeatedly eliminates half of a sorted search range.
What is the typical Big-O time complexity of binary search on a sorted list?
Answer: O(log n)
Bonus fact: Binary search is logarithmic because each comparison cuts the remaining search interval roughly in half.
A binary star system contains how many stars gravitationally bound together?
Answer: Two
Bonus fact: The two stars orbit a common center of mass.
In an eclipsing binary, brightness changes because what happens?
Answer: One star passes in front of the other
Bonus fact: Periodic eclipses produce predictable dips in brightness.
What point do two stars in a binary orbit around?
Answer: Common center of mass
Bonus fact: The barycenter depends on the masses of the stars.
Binary code uses how many basic digits?
Answer: Two
Bonus fact: Binary uses 0 and 1.
Which two digits form the entire binary number system?
Answer: 0 and 1
Bonus fact: Each binary digit is called a bit.
What is the binary representation of decimal 5?
Answer: 101
Bonus fact: 4 + 1 equals 5, giving binary 101.
Before binary fission, a bacterial cell copies what?
Answer: DNA
Bonus fact: Each daughter cell needs a copy of the chromosome.