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 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 ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) In which addressing mode, the address of the location of the operand is given explicitly as a part of the instruction. index mode immediate mode absolute mode None of these modulus mode index mode immediate mode absolute mode None of these modulus mode ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) Under virtual storage, only the active pages of a program are stored in primary storage two or more programs are stored concurrently in primary storage a single program is processed by two or more CPUs None of these interprogram interference may occur only the active pages of a program are stored in primary storage two or more programs are stored concurrently in primary storage a single program is processed by two or more CPUs None of these interprogram interference may occur ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) File record length should always be fixed should be chosen to match the data characteristics None of these depends upon the size of the file Should always be variable should always be fixed should be chosen to match the data characteristics None of these depends upon the size of the file Should always be variable ANSWER DOWNLOAD EXAMIANS APP
Operating System (OS) A relationship between processes such that each has some part (critical section) which must not be executed while the critical section of another is being executed, is known as semaphore None of these multitasking mutual exclusion multiprogramming semaphore None of these multitasking mutual exclusion multiprogramming ANSWER DOWNLOAD EXAMIANS APP
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