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Category Archives: Computer Organization and Architecture

Problem – Write an assembly language program in 8086 microprocessor to find average of n eight bit numbers. Example – Algorithm – Assign value 500… Read More
Problem – Write an assembly language program in 8085 microprocessor to find 2’s complement of the contents of Flag Register. Example – Algorithm – Initialize… Read More
Problem – Write an assembly language program in 8085 microprocessor to convert gray numbers to binary. Example – Algorithm – Load the data from address… Read More
Problem – Write an assembly language program in 8086 microprocessor to find square root of a number. Example – Algorithm – Move the input data… Read More
Prerequisite – Binary to/from Gray Code Problem – Write an assembly language program in 8085 microprocessor to convert binary numbers to gray. Example – Algorithm… Read More
Problem – Write an assembly language program in 8086 microprocessor to convert an 8 bit BCD number into hexadecimal number. Example – Assumption – Initial… Read More
Booth’s algorithm is a multiplication algorithm that multiplies two signed binary numbers in 2’s complement notation. Booth used desk calculators that were faster at shifting than… Read More
A binary 3-bit down counter uses J-K flip-flops, FFi with inputs Ji, Ki and outputs Qi, i = 0, 1, 2 respectively. The minimized expression… Read More
The output of the following combinational circuit is F. The value of F is: (A) P1+P‘2P3 (B) P1+P‘2P‘3 (C) P1+P2P‘3 (D) P‘1+P2P3 Answer: (B) Explanation:… Read More
The Boolean function with the Karnaugh map is: (A) (A+C).D+B (B) (A+B).C+D (C) (A+D).C+B (D) (A+C).B+D Answer: (A) Explanation: Quiz of this Question My Personal… Read More
Let m=(313)4 and n=(322)4. Find the base 4 expansion of m+n. (A) (635)4 (B) (32312)4 (C) (21323)4 (D) (1301)4 Answer: (D) Explanation: Quiz of this… Read More
Where does the swap space reside? (A) RAM (B) Disk (C) ROM (D) On-chip cache Answer: (B) Explanation: Quiz of this Question My Personal Notes… Read More
What is the minimal form of the Karnaugh map shown below? Assume that X denotes a don’t care term. (A) b’d’ (B) b’d’ + b’c’… Read More