Name: ____Answer Key_____________
ECS 50 Winter 2004 Section 2 Quiz 2 1/30/2004
1. Assume a 32-bit machine and a compiler with aligned on word boundaries, how much
unused bytes between S1 and S2 based on the following code.
struct S {
char C1, C2, C3, C4;
int I;
char C5, C6, C7;
}
struct S S1, S2;
a. 0 byte
b. 1 byte
c. 2 bytes
d. 3 bytes
char = 1 byte
int = 1 word (4 bytes)
Answer: ____B_____
2. In the instruction movl $1, %eax, the addressing mode of the destination operand is
a. register
b. immediate
c. direct
d. indirect
Answer: ____A____