it is very difficult to handle multiple segments, especially if the source programs are in different languages, and to produce orderly modular programs.
it is necessary to retranslate the user's program deck every time it is run.
a portion of memory is wasted because the core occupied by the assembler is unavailable to the object program.
which perform indicated operations on two fast registers of the machine and have the result in one of the registers
have both their operands in the main store.
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
EXAMIANS