Operating System (OS)
Which, of the following is not true about the description of a decision table?

None of these
A decision table is easy to understand
A decision table is directly understood by the computer
A decision table is easy to modify
All of these

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Operating System (OS)
The advantage(s) of incorporating the macro processor into pass 1 is(are):

many functions do not have to be implemented twice.
None of these
Functions are combined and it is not necessary to create intermediate files as output from the macros processor and input to the assembler.
All of these
more flexibility is available to the programmer in that he may use all the features of the assembler in conjunction with macros.

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

None of these
detects/corrects errors
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

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