Question B 1. What is the function of the program counter? How does a branch instruction differ from most other instructions in relation to the program counter?

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
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Question B
1. What is the function of the program counter? How does a branch instruction differ from
most other instructions in relation to the program counter?
2. A "branch and link" instruction uses a special register called a link register. What is the
purpose of the link register? How does a 'branch and link' instruction differ from a
simple branch instruction?
3. What is the difference between a logical shift right and arithmetic shift right?
4. Explain why the instruction "MOV r0, #0x00110023" would give an error when
executed? How could this value be moved into a register then?
Transcribed Image Text:Question B 1. What is the function of the program counter? How does a branch instruction differ from most other instructions in relation to the program counter? 2. A "branch and link" instruction uses a special register called a link register. What is the purpose of the link register? How does a 'branch and link' instruction differ from a simple branch instruction? 3. What is the difference between a logical shift right and arithmetic shift right? 4. Explain why the instruction "MOV r0, #0x00110023" would give an error when executed? How could this value be moved into a register then?
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