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
modulus mode
immediate mode
None of these
absolute mode

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Operating System (OS)
Memory management is :

None of these
replaced with virtual memory on current systems
critical for even the simplest operating systems
not used in modern operating system
not used on multiprogramming systems

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Operating System (OS)
Which of the following is not a characteristic of a daisy chaining priority control scheme?

priority is programmable
None of these
the number of control lines is independent of the number of devices on the chain
the failure of one device may affect other devices on the chain
it is relatively easy to add more devices to the chain

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