Which problems result in a positive number? choose all answers that are correct. a. –6 – (–8.1) b. c. 7.5 – (–1.4) d. –5.7 + 2.4

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