Operating System (OS)
What is the method of handling deadlocks?

Allow the system to enter the deadlock state and then recover
Pretend that deadlocks never occur in the system
Use a protocol to ensure that the system will never enter a deadlock state
All of these

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Operating System (OS)
The term 'polling' in a computer means a process by which a computer system

inquires to see if a terminal has any transaction to send
multiplexes the inputs and updates the memory accordingly
None of these
decides correct alternative by analysing several ones
detects/corrects errors

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