Which of the following bit patterns (represented in hexadecimal notation)represents a positive number in two's complement notation?
A) 9F
B) F7
C) A8
D) 7E

Question

Quizplus · Accepted Answer

In two's complement notation, the leftmost bit represents the sign of the number, with 0 indicating a positive number and 1 indicating a negative number. Therefore, any bit pattern that starts with a 0 represents a positive number. Among the given options, only D (7E) starts with a 0, indicating that it represents a positive number.

Which of the Following Bit Patterns (Represented in Hexadecimal Notation)represents