Concurrency and Operating Systems Quiz

What is concurrency in operating systems?

• Execution of one operation at a time

• Execution of operations without any interaction

• Execution of more than one operation simultaneously

• Execution of operations in a sequential manner

What characterizes independent processes?

• They are neither affected nor affect other processes

• They require synchronization

• They are affected by other processes

• They influence each other

What is required for synchronous processes to cooperate?

• No communication

• Random access to data

• Communication and synchronization

• Independent execution

What is a race condition?

• A process waiting indefinitely

• A process requesting a service

• Unstructured access to shared data

• A process completing its execution

What happens in a deadlock situation?

• Processes communicate effectively

• Processes complete their execution

• Processes wait indefinitely for resources

• Processes execute in parallel without issues

What is an example of a preemptive resource?

• Memory

• Printer

• File

• Hard disk

What does mutual exclusion imply?

• Multiple processes can use the same resource

• Processes can preempt each other

• Only one process can use a resource at a time

• Resources are shared equally among processes

What is the hold and wait condition?

• Processes release all resources before requesting new ones

• Processes keep their resources while waiting for others

• Processes can execute without waiting

• Processes do not require any resources

What is a non-preemptive resource?

• Memory

• Processor

• Printer

• Network

What is circular wait?

• Processes complete their tasks in order

• A cycle of processes waiting for each other's resources

• Resources are released immediately

• Processes execute without waiting