Operating System (OS)
Feed back queue

are very easy to implement
are used to favor real-time tasks
dispatch tasks according to execution characteristics
require manual intervention to implement properly
None of these

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Operating System (OS)
The Storage-to-Storage instructions

have both their operands in the main store.
All of these
which perform indicated operations on two fast registers of the machine and have the result in one of the registers
which perform an operation on a register operand and an operand which is located in the main store, generally leaving the result in the register, expect in the case of store operation when it is also
None of these

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Operating System (OS)
Indicate which, of the following, in not true about an interpreter

None of these
Interpreter is a kind of translator
All of these
Interpreter analyses each source statement every time it is to be executed
Interpreter generates an object program from the source program

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Operating System (OS)
The dispatcher

puts tasks in I/O wait
None of these
is always small and simple
never changes task priorities
actually schedules the tasks into the processor

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