Section $2$: multiple choice: $2$ points each $(10$ points total$)$

$1$ In HCS$12,$ which of the following is true

a$.$ Each memory location contains $8$ bits of data

b$.8$ bit data bus is used

c$.16$ bit address bus is used

d$.$ b and c

e$.$ all of the above

$2$ Which of the following instructions is an example of direct addressing mode

a$.$ LDX $255$

b$.$ LDX $FE

c$.$ both A and B

d$.$ non of the above

$3.$ Which assembler directive is used to define a constant of $1$ bytes

a$.$ DC$.$B

b$.$ DC$.$W

c$.$ DS$.$W

d$.$ RMB

$4.$ Which register is used to store the address of the next instruction to execute

a$.$ stack pointer

b$.$ index register X with zero offset

c$.$ program counter

d$.$ index register Y with offset

$5.$ BNE branch is taken based upon

a$.$ I flag

b$.$ Z flag

c$.$ C flag

d$.$ N flag