Question 6 Which of the following are included in communication service? Select all that apply. Manages communications between all the processes may be implemented by two methods, either by Shared Memory or by Message Passing O processes often require data to be transferred between them keeps track of which users are using how much resources constantly checks for possible errors Question 7 Which of the following best describes error handling? The OS takes an appropriate action to ensure correct and consistent computing O manages all kinds of resources using schedulers keeps track of which users are using how much resources O All of these Question 8 Which of the following best describes resource management? O OS manages all kinds of resources using schedulers what kinds of computer resources have been used for accounting O which users are using how much resources O provides authentication features for each user by means of passwords Question 9 Which of the following best describes accounting? which users are using how much resources The OS provides authentication features for each user by means of passwords The OS manages all kinds of resources using schedulers O All of these Question 10 Which of the following are included in protection? Select all that apply. The OS ensures that all access to system resources is controlled The OS ensures that external I/O devices are protected from invalid access attempts The OS provides authentication features for each user by means of passwords what kinds of computer resources have been used for accounting