Task #1
Write a program to (a) prompt the user, (b) read first, middle, and last initials of a person's name, and (c) display them down the left margin. Sample execution: ENTER THREE INITIALS: JFK J F K
//Solution
.MODEL small
.STACK 100H
.DATA
.CODE
MAIN Proc
mov ah, 1
int 21h
mov bh, al
int 21h
mov bl, al
int 21h
mov cl, al
;Print first initial
mov ah, 2
mov dl, 0dh
int 21h
mov dl, 0ah
int 21h
mov dl, bh
int 21h
;Print second initial
mov dl, 0dh
int 21h
mov dl, 0ah
int 21h
mov dl, bl
int 21h
;Print third initial
mov dl, 0dh
int 21h
mov dl, 0ah
int 21h
mov dl, cl
int 21h
;Exit code
mov ah, 4ch
int 21h
endp MAIN
end MAIN
Task #2
Take 6 characters as input and print them in new lines.
//Solution
.MODEL small
.STACK 100H
.DATA
a db ?,'$'
b db ?,'$'
c db ?,'$'
d db ?,'$'
e db ?,'$'
f db ?,'$'
.CODE
MAIN Proc
mov ax, @data
mov ds, ax
mov ah, 1
int 21h
mov a, al
int 21h
mov b, al
int 21h
mov c, al
int 21h
mov d, al
int 21h
mov e, al
int 21h
mov f, al
mov ah, 2
mov dl, 0dh
int 21h
mov dl, 0ah
int 21h
mov dl, a
int 21h
mov dl, 0dh
int 21h
mov dl, 0ah
int 21h
mov dl, b
int 21h
mov dl, 0dh
int 21h
mov dl, 0ah
int 21h
mov dl, c
int 21h
mov dl, 0dh
int 21h
mov dl, 0ah
int 21h
mov dl, d
int 21h
mov dl, 0dh
int 21h
mov dl, 0ah
int 21h
mov dl, e
int 21h
mov dl, 0dh
int 21h
mov dl, 0ah
int 21h
mov dl, f
int 21h
;Exit code
mov ah, 4ch
int 21h
endp MAIN
end MAIN
Task #3
Write a program to draw a 10*10 solid box of star.
Sample Execution ********** ********** ********** ********** ********** ********** ********** ********** ********** **********
//Solution
.MODEL small
.STACK 100H
.DATA
a db '**********',0dh,0ah,'$'
.CODE
MAIN Proc
mov ax, @data
mov ds, ax
mov ah, 9
lea dx, a
int 21h
int 21h
int 21h
int 21h
int 21h
int 21h
int 21h
int 21h
int 21h
int 21h
;Exit code
mov ah, 4ch
int 21h
endp MAIN
end MAIN
Task #4
Write a program to draw a 10*10 hollow box of stars
Sample Execution ********** * * * * * * * * * * * * * * * * **********
//Solution //To be done by students
Task #5
Write a program to (a) display “?”, (b) read three initials,(c) display them in the middle of an 11 x 11 box of asterisks,
Sample Execution ?ABC *********** *********** *********** *********** *****A***** *****B***** *****C***** *********** *********** *********** ***********
//Solution //To be done by students
Task #6
Write a program to take a hexadecimal, A-F as input and print its equivalent decimal in the next line.
Sample Execution A-10 B-11 C-12 E-13
//Solution To be done by students