7. Write the difference between Pseudo instructions and Real instructions. What do the following directives mean? 1) X EQU 20H; 1) X DB 20H; X DB 20; iv) X DB 20 DUP(?); v) X DB 20 DUP(20H); vi) X DB "NAME"; vii) X DB 10, 20, 30, 40, 50; vill) Org 10H X DB 10 DUP(20H), 5 DUP(?) 8. Write an ALP (Assembly Language Program) to find average (mean) of 5 data in memory. 9. Write an ALP (Assembly Language Program) to find lowest of 5 data in memory. 10. Write an ALP (Assembly Language Program) to find highest of 5 data in memory. 11. Write an ALP (Assembly Language Program) to find the number of passed students having grades: 77,56, 68, 59, 85 in memory