What This Document Is
This document represents a fully worked-out solution set for an in-class midterm examination for ESE 351, Signals and Systems, offered at Washington University in St. Louis during the Fall 2015 semester. It covers core concepts related to signal and system analysis, focusing on techniques for solving problems in both the continuous-time and discrete-time domains. The exam itself was designed for an 80-minute duration and permitted the use of handwritten notes, but no calculators.
Why This Document Matters
This resource is invaluable for students currently enrolled in a Signals and Systems course, or those preparing for similar examinations. It’s particularly helpful for understanding the expected problem-solving approaches and the level of detail required for full credit. Studying completed solutions can clarify areas of confusion and reinforce understanding of key principles. It’s best utilized *after* attempting the original exam or similar practice problems, to identify gaps in knowledge and refine your technique. This is a powerful tool for self-assessment and targeted review.
Common Limitations or Challenges
This solution set does *not* include explanations of fundamental concepts. It assumes a pre-existing understanding of signals and systems theory. It also doesn’t offer alternative solution methods; it presents one specific approach for each problem. Furthermore, it focuses solely on the content covered in this particular midterm – it is not a comprehensive review of the entire course. Accessing this resource won’t replace the need for thorough coursework, textbook study, and practice.
What This Document Provides
* Detailed solutions to five distinct problems from the Fall 2015 ESE 351 midterm.
* Applications of techniques for state-space representation of systems.
* Solutions involving trigonometric identities and homogeneous difference equations.
* Worked examples of convolution, both in continuous and discrete time.
* Demonstration of the Z-transform method for solving difference equations.
* Problems requiring application of the unit step function.