Operating System (OS) The term 'polling' in a computer means a process by which a computer system detects/corrects errors None of these decides correct alternative by analysing several ones multiplexes the inputs and updates the memory accordingly inquires to see if a terminal has any transaction to send detects/corrects errors None of these decides correct alternative by analysing several ones multiplexes the inputs and updates the memory accordingly inquires to see if a terminal has any transaction to send ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Which of the following is not a mode in starting windows ? Turbo mode Normal mode Command prompt Safe mode Turbo mode Normal mode Command prompt Safe mode ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) The most common security failure is insufficient technology used to prevent breaches depending on passwords too much emphasis on preventing physical access None of these carelessness by users insufficient technology used to prevent breaches depending on passwords too much emphasis on preventing physical access None of these carelessness by users ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) To avoid the race condition, the number of processes that may be simultaneously inside their critical section is None of these 8 16 1 None of these 8 16 1 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) A real time operating system is most likely to be used for which of the following task? Managing the access to system files in a laptop computers Controlling access to a shared printer in a network Ensuring that system clock works correctly on server Controlling the fuel injection system of an automobile engines Managing the access to system files in a laptop computers Controlling access to a shared printer in a network Ensuring that system clock works correctly on server Controlling the fuel injection system of an automobile engines ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) A critical region is a program segment where shared resources are accessed a program segment that has not been proved bug-free none is the above a program segment that often causes unexpected system crashes one which is enclosed by a pair of P and V operations on semaphores a program segment where shared resources are accessed a program segment that has not been proved bug-free none is the above a program segment that often causes unexpected system crashes one which is enclosed by a pair of P and V operations on semaphores ANSWER DOWNLOAD EXAMIANS APP
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