"IT consultants must have extensive knowledge of their companies systems as well as great business and interpersonal skills. Because of this, interviews will feature questions about IT services themselves as well as case studies on how you would solve problems for clients purchasing those services. A bachelor's degree in IT, computer science, business, or a related field is required."
How many unique handshakes if each person in a group of 10 give handshakes out to each and every other individual. (a) 100 (b) 50 (c) 45 (d) 20 (e) 10
45. Imagine it as a polygon of side 10. Or draw out triangle, square, pentagon, and see the pattern yourself, if you don't know the algorithm.
true, or 9+8+7+...+2+1
Or just do: (10 Combination 2) = 10!/(2!8!) = 45