Programming Question

CSC 261: Computer Organization and Assembly LanguageSpring 2024
Assignment 3
Question 1 (20 points): Express -43 as a word-length 1’s complement number. Show your
work.
Question 2 (20 points): Use BCD to encode 17195 in 4 bytes. Express answer in hex digits,
grouped 2 per byte. Show your work.
Question 3 (20 points): Use IEEE single format to encode -11.75 in single-precision floating
point. Show your work.
Question 4 (20 points): Suppose that you buy a 32-bit PC with 512 MB of RAM. What is
the 8-hex-digit address of the “last” byte of installed physical memory? You may have to
use the calculator (regular calculator and the one I shown in class), but show your work.
Question 5 (20 points): Suppose that you have an Intel 8086. Find the 5-hex-digit address
that corresponds to 2B8C:8D21 segment:offset pair. Show your work.
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