True or false for each one

12.. Memory references are slower than register references 13. Most machines provide the basic arithmetic operations of add, subtract, multiply, and divide. 14. MAR- SP-1, wr, is an example of assembly code 15. IJVM defines separate areas in memory for the constant pool, the local variables and the methods. 16. Condition codes do not facilitate multiway branches. 17.The processor does not require to hold instructions and data temporarily while an instruction is being executed. 18. Interrupt processing does not allow an application program to be suspended in order that a variety of interrupt conditions can be serviced and later resumed 19. The machine instruction set is a boundary where the computer designer and the computer programmer can view the same machine 20. It is necessary for the ALU to signal when overflow occurs