## Invitation to Computer Science 8th Edition

Published by Cengage Learning

# Chapter 6 - 6.3 - Assemblers and Assembly Language - Practice Problems - Page 294: 1b

#### Answer

Initial values $\qquad \ \ \$ R = 20 $\qquad \ \ \ \$ memory location 80 = 43 $\qquad \qquad \qquad \qquad \qquad \qquad \qquad$memory location 81 = 97 $\begin{array}{llll} {\text {Memory}} & {\text {Final Contents} } & {\text {Final Contents} } & {\text {Final Contents} }\\ {\text {Operation }} & {\text {of Register R} } & {\text {of Mem Loc 80} } & {\text {of Mem Loc 81} }\\ {\text {STORE 81} } & {\text {20}} & {43} & {\text {20}} \\ \end{array}$

#### Work Step by Step

Initial values $\qquad \ \ \$ R = 20 $\qquad \ \ \ \$ memory location 80 = 43 $\qquad \qquad \qquad \qquad \qquad \qquad \qquad$memory location 81 = 97 $\begin{array}{llll} {\text {Memory}} & {\text {Final Contents} } & {\text {Final Contents} } & {\text {Final Contents} }\\ {\text {Operation }} & {\text {of Register R} } & {\text {of Mem Loc 80} } & {\text {of Mem Loc 81} }\\ {\text {STORE 81} } & {\text {20}} & {43} & {\text {20}} \\ \end{array}$

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