1. Consider the following NASM code fragment; mov al, 0 cmp al, al je next Write an equivalent program consisting of a single instruction. 2. Consider the following C program: /* a simple C program to average 3 integers */ Main () { int avg: (10 marks) 2. Consider the following C program: /* a simple C program to average 3 integers */ Main () L1: { int avg; L2: L3: int i1 =20; } Write an NASM version of this program (10 marks) 3. In the following program, assume that a, b, x, y are symbols for the main memory locations. What does the following program do? (10 marks) mov eax, a mov ebx, b xor xor int i2 = 13; int i3 = 82; avg = (11 + 12 +13)/3; or jnz eax, x ebx, y eax, ebx L2 Jmp L3 ; sequence of instructions....... ; another sequence of instructions ..... L1: L2: L3: Jmp L3 ; sequence of instructions ........ ; another sequence of instructions..... 4. Give five reasons why it is worthwhile to study assembly language programming. (5 marks) 5. Give some disadvantages of assembly language compared to high level languages. (5 marks) "END"