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Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the difference between parallel I/O and serial I/O?
💡 Hint: Think about data transfer speeds.
Question 2
Easy
Define the term peripheral.
💡 Hint: Consider devices like keyboards and printers.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the primary function of parallel I/O?
- To send data bit by bit
- To transmit multiple bits simultaneously
- To manage external device communication
💡 Hint: Focus on how data is transferred.
Question 2
True or False: The 8255 PPI has 16 programmable I/O pins.
- True
- False
💡 Hint: Recall the number of pins associated with the 8255.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a scenario where you need to configure the 8255 for a specific application involving both input and output operations. Design the control word for a setup where Port A is output and Ports B and C are inputs.
💡 Hint: Think of how to best allocate input and output roles.
Question 2
Explain the limitations of parallel I/O in long-distance data transmission compared to its advantages.
💡 Hint: Consider aspects like distance versus reliability.
Challenge and get performance evaluation