Computer Aptitude - Operating SystemsWhich phrase best summarizes the main purpose of an operating system?AHardware manufacturingBUser–hardware coordinationCSoftware developmentDData backup automationCheck Answer
Step-by-Step SolutionStep 1: Summarize OS roleThe OS connects user commands with hardware execution.Step 2: Choose the best summary phraseUser–hardware coordination best captures this role.Final Answer:User–hardware coordination → Option BQuick Check:Coordination is the core function of OS ✅Quick Trick: Think bridge between user and hardware.Common Mistakes:Choosing activities unrelated to coordination.
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