Operating System (OS)
If you want to execute more than one program at a time, the systems software you are using must be capable of:

compiling
word processing
virtual memory
multitasking
None of these

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Operating System (OS)
Fork is

the dispatching of a task
the creation of a new process
None of these
increasing the priority of a task
the creation of a new job

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Operating System (OS)
Assembler language

requires fixed-format commands
None of these
is quite different from the SCL interpreter
is usually the primary user interface
is a mnemonic form of machine language

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