BCA Semester 2 – Microprocessor and Comp. Architecture – Unit 3: Basic Computer Architecture (4Hrs)

Question 1

Explain the memory hierarchy with diagram.

Marks: 5

Year: 2019 Final TU FOHSS

1. Introduction Memory hierarchy is an arrangement of memory storage types based on speed, cost, and size. Faster memory is expensive and smaller in size; slower memory is cheaper and larger. ---

Question 2

What is cache memory? Explain the elements of cache design.

Marks: 5

Year: 2020 Final TU FOHSS

What is Cache Memory? Cache memory is a high-speed, small-sized memory placed between the CPU and main memory (RAM). Its purpose is to store frequently used instructions and data, so the CPU can acc

Question 3

Write short notes on (any two): a) Accumulator b) 8085 Interrupts c) Structure of Hard Disk

Marks: 5

Year: 2020 Final TU FOHSS

a) Accumulator The Accumulator (A-register) is an 8-bit special-purpose register in the 8085 microprocessor. Key Points - Used to store operands for arithmetic and logical operations. - ALU (Arithm

Question 4

Define stack. Explain the stack organization.

Marks: 5

Year: 2021 Final TU FOHSS

1. Definition of Stack A stack is a special type of memory used to store data temporarily in a Last In, First Out (LIFO) manner. Key Points: - Last data pushed onto the stack is the first to be popp

Question 5

What is stack? Give the organization of register stack with all necessary elements.

Marks: 5

Year: 2023 Final TU FOHSS

1. Definition of Stack Stack: - A stack is a special memory structure that stores data in Last-In-First-Out (LIFO) order. - The last item pushed onto the stack is the first one to be popped. - U