Watch the explanation. Practice the skill.
Portfolio, technical narrative, and credential selection
Make a portfolio repeatable and safe to share.
Captions appear here during playback.
Portfolio, technical narrative, and credential selection
Make a portfolio repeatable and safe to share.
Video playback is unavailable. Read the descriptive transcript below, go directly to practice, or open the video file.
Source-based teaching example · Fictional data · Reviewed 2026-10-03. Microsoft Mark · locally synthesized. On a small screen, use fullscreen for diagram details or read the transcript.
Read the descriptive transcript
0:00 · What you will learn
Make a portfolio repeatable and safe to share.
What appears on screen
Make a portfolio repeatable and safe to share.
0:05 · The idea
Check the files and their history before sharing. Include run instructions, contributions and known failures. A course certificate and a reproduced exercise show different kinds of evidence.
What appears on screen
Check the files and their history before sharing. Include run instructions, contributions and known failures. A course certificate and a reproduced exercise show different kinds of evidence.
0:21 · One useful term
Repository history. Earlier recorded versions of files, not just the current visible copy.
What appears on screen
Earlier recorded versions of files, not just the current visible copy.
0:30 · A worked example
Riley’s made-up project has an internal-looking hostname in old history. Reviewing only the current README misses it. The exercise practices a release review using invented content.
What appears on screen
Riley’s made-up project has an internal-looking hostname in old history. Reviewing only the current README misses it. The exercise practices a release review using invented content.
0:45 · Your turn to think
Does a clean current page prove there was no sensitive content in history? Pause and decide before continuing.
What appears on screen
Does a clean current page prove there was no sensitive content in history? Pause the video if you need more time.
1:03 · Why this answer works
No. Review the full intended package. Real exposure must follow the authorized incident process, not improvised evidence deletion.
What appears on screen
No. Review the full intended package. Real exposure must follow the authorized incident process, not improvised evidence deletion.
1:15 · Check 1
Review history as well as current files.
What appears on screen
Review history as well as current files.
1:21 · Check 2
Test a clean-copy setup.
What appears on screen
Test a clean-copy setup.
1:25 · Check 3
State what the saved work and credential actually demonstrate.
What appears on screen
State what the saved work and credential actually demonstrate.
1:32 · Now try a different case
Open the lesson and try its different practice case. Use every check in the full task. Watching alone does not mark the lesson complete.
What appears on screen
Open the lesson Try the new case Check and revise The full task and its requirements are in the linked lesson.
Watching explains the example. Complete the lesson practice to check what you can do. Explore all visual lessons →