QUESTION 10 Microsoft Office includes: O 1. Word O2. PowerPoint 3. Excel O 4. All of the above QUESTION 11 In an online education system, students and teachers can interact using 01. Chat Sessions 2. Discussion Forums O 3. Email 04. Conferencing 5. All of the above QUESTION 12 The Operating System is responsible for: 1. "housekeeping tasks of a device 2. supervising the operation of the computer's hardware components 3.coordinating the flow and control of data 4. all of the above