Practice - Instruction Formats
Practice Questions
Test your understanding with targeted questions
What is an opcode?
💡 Hint: Think about the command given to a CPU.
What does it mean if an instruction is fixed-length?
💡 Hint: Remember if they all have a standard size.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the primary purpose of an opcode?
💡 Hint: Think about what tells the CPU what action to take.
True or False: Fixed-length instructions are always more space-efficient than variable-length instructions.
💡 Hint: Consider how closely each instruction fits the necessary information.
2 more questions available
Challenge Problems
Push your limits with advanced challenges
Design an instruction format for a hypothetical CPU that uses 4 bits for opcode and 12 bits for an immediate value. Explain your design decisions.
💡 Hint: Consider the types of operations your CPU needs and the range of immediate values.
Explain how the encoding of addressing modes can impact the performance of a CPU. Provide a comparison between immediate and indirect addressing.
💡 Hint: Think about the speed of accessing data and how it flows through the CPU.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.