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Operating System (OS)

Operating System (OS)
Use of icons and windows are characteristics of ....... interface

Windows orientated
Graphical user
Command driven
Menu driven

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Operating System (OS)
The file structure that redefines its first record at a base of zero uses the term:

key fielding
relative organization
dynamic reallocation
hashing
None of these

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

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

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Operating System (OS)
Running multiple programs at the same time is called:

Symmetric
Multitasking
Foreground tasking
Single tasking

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Operating System (OS)
In which addressing mode the contents of a register specified in the instruction are first decremented, and then these contents are used as the effective address of the operands?

auto decrement
index addressing
None of these
auto increment
indirect addressing

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Operating System (OS)
System files allocated at

Data area
Boot area
Directory
FAT area

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