Elements of use case diagram: Actor. â¢ Actor is someone interacting with use case. (system function). Named by noun. â¢ Similar to the concept of user, but. a user can play different roles; (example: a prof. can be instructor and. researcher â plays 2 roles with two systems). â¢ Actor triggers use case. â¢ Actor has responsibility toward the system (inputs), and Actor have expectations from the system (outputs).
Related Manuals for Lenovo Laptop. Summary of Contents for Lenovo Laptop. Page 1: User Guide Lenovo User Guide Read the safety notices and important tips in the included manuals before using your computer. Page 2 Notes â¢ Before using the product, be sure to read Lenovo Safety and General Information Guide first.
Here are the steps to take snapshot on Lenovo: 1. Download the Screen Capture Pro from the button below, and then install. Download Now. 2. After that, open a program or a video that you want to capture from your Lenovo laptop.3. Next is to select a capture mode that you want, and then choose whether to use the Quick editor or the Advanced editor. 4. In order to take screenshot, just click the camera icon.5.. After that, open a program or a video that you want to capture from your Lenovo laptop. 3. Next is to select a capture mode that you want, and then choose whether to use the Quick editor or the Advanced editor. 4. In order to take screenshot, just click the camera icon. 5.