Operating System (OS)
Assembler language

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

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Operating System (OS)
Addressing structure

All of these
performs indicated operations on two fast registers of the machine and leave the result in one of the registers.
are variations in the use of fundamental addressing structures, or some associated actions which are related to addressing.
defines the fundamental method of determining effective operand addresses
None of these

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Operating System (OS)
Which of the following functions is(are) performed by the loader

allocate space in memory for the programs and resolve symbolic references between object decks
adjust all address dependent locations, such as address constants, to correspond to the allocated space.
All of these
physically place the machine instructions and data into memory.
None of these

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