Microprocessor assembly 8086

please explain all the questions shown in the picture step by step

ASCI to packed BCD corversion instructions are ziven below. Type the commands left biank. ALASC BB 4 DB 4 ? OV AX. HORD PTR VAL_ASC inask 3 to get unpacked BCD XCOG MOH,4AL;CL=84 to shift 4 tines ishift left AH 15. Which of the following MS-DOS interrupts prints a string to the screen a) 16. Write a program that converts packed 8CD to ASCl VAL BCD DB. 29h VAL ASCII DW