Give the state of the disjoint-sets data structure after the following sequence of operations, starting from singleton sets {1}, ... , {8}. Use path compression. In case of ties, always make the lower numbered root point to the higher numbered one. union(1, 2); union(3, 4); union(5, 6); union(7, 8); union(1, 4); union(6, 7); union(4, 5); find(1)

What is a point-in-time measurement of system performance?

Select the correct answer. andre was recently hired by an organization to check for system vulnerabilities. he is supposed to exploit these vulnerabilities and create a report on the extent of damage to which the system was susceptible. what position does andre hold in this organization? a. information security analyst b. information assurance manager c. penetration tester d. network security engineer e. chief information security officer

Select the correct answer. sean is a computer programmer. he has programmed an application for toddlers that plays nursery rhymes. however, a logic error has occurred in the program. which problem is a likely consequence of the error? a. the program crashes every time the user wants to play the nursery rhymes. b. the program crosses its buffer boundaries and overwrites an adjacent program. c. the program plays a different nursery rhyme than the one the user intended to play. d. the program shows different structures in its programming language code. e. the program introduces new viruses every time the user plays a nursery rhyme.