$1.$ What is the use of program counter $($PC$)$ register?

$2.$ What are Push and Pull operations when talking about the stack pointer?

$3.2$ four$-$bit positive binary numbers have been added together. The result is a four$-$bit

negative number. Has there been an overflow?

$4.$ What do the following flags determine in binary arithmetic operations: C$,$ N$,$ Z

$5.$ How can the regular SR flags be used to compare two numbers together?

$6.$ How many different memory locations can be accessed using $12$ bits?

$7.$ What are the differences between Von Neumann and Harvard architecture?

$8.$ What are look up tables in C and how are they defined?

$9.$ What are the primary functions of the GPIO $($General Purpose Input$/$Output$)$ pins on

the MSP$430$FR$5739$ microcontroller?

$10.$ In assembly language, how would you implement a delay routine to blink four LEDs

simultaneously? What are the key instructions and registers involved?