https://blog.yexca.net/en/categories/exam-study/Recent content in Exam Study on yexca'BlogHugo -- gohugo.ioenyexcaSun, 16 Mar 2025 19:35:38 +0900https://blog.yexca.net/en/archives/242/Sun, 16 Mar 2025 19:35:38 +0900https://blog.yexca.net/en/archives/242/📢 This article was translated by gemini-2.5-flash These notes were likely written around the same time as previous ones. Since the file creation time is past the exam date, it might have been created during a file move. The Role of Operating Systems A computer system consists of two parts: hardware and software. A computer without any software is often called “bare metal.” Using bare metal directly is not only inconvenient but also significantly reduces work efficiency and …https://blog.yexca.net/en/archives/238/Tue, 04 Mar 2025 18:38:28 +0900https://blog.yexca.net/en/archives/238/📢 This article was translated by gemini-2.5-flash This article was written around the same time as my Computer Networks notes . Both topics are usually covered together for the exam, so I studied them concurrently. Firewall Technology A firewall is a filtering and blocking mechanism deployed at the boundary between internal and external networks. It assumes the internal network is secure and trustworthy, while the external network is not. Its role is to prevent unwanted, …https://blog.yexca.net/en/archives/236/Sat, 01 Mar 2025 23:28:30 +0900https://blog.yexca.net/en/archives/236/📢 This article was translated by gemini-2.5-flash You can tell from the image links these are my 2023-04 notes. I hadn’t posted them because they’re mostly just raw knowledge points, not a polished article. But they’re notes nonetheless, and it’s handy to have them on the blog for quick reference. 1. Network Devices Layer Device Isolates Broadcast Domain Isolates Collision Domain Physical Layer Repeater / Hub ✗ ✗ Data Link Layer Bridge / Switch ✗ ✓ Network Layer Router ✓ ✓ …https://blog.yexca.net/en/archives/194/Fri, 08 Nov 2024 18:29:54 +0800https://blog.yexca.net/en/archives/194/📢 This article was translated by gemini-3-flash-preview Introduction 2022 SA am2 01-08: http://127.0.0.1:4000/archives/191 09-15: http://127.0.0.1:4000/archives/192 16-20: http://127.0.0.1:4000/archives/193 21-25: http://127.0.0.1:4000/archives/194 These five questions weren’t too bad. I was feeling confident until I caught a glimpse of the afternoon essay questions—my confidence vanished instantly. :cry: Thoughts Thinking about the meaning of life is definitely something …https://blog.yexca.net/en/archives/193/Wed, 06 Nov 2024 22:05:18 +0800https://blog.yexca.net/en/archives/193/📢 This article was translated by gemini-3-flash-preview Introduction 2022 SA am2 01-08: http://127.0.0.1:4000/archives/191 09-15: http://127.0.0.1:4000/archives/192 16-20: http://127.0.0.1:4000/archives/193 21-25: http://127.0.0.1:4000/archives/194 It’s getting harder to keep up, but it’s still under control (doge). 16 e シールの説明はどれか。 ア　インターネット上のゲーム内に限定されたキャラクターのイメージデータの作成者を証明する仕組みの一つである。https://blog.yexca.net/en/archives/192/Mon, 04 Nov 2024 23:29:15 +0800https://blog.yexca.net/en/archives/192/📢 This article was translated by gemini-3-flash-preview Introduction 2022 SA am2 01-08: http://127.0.0.1:4000/en/archives/191 09-15: http://127.0.0.1:4000/en/archives/192 16-20: http://127.0.0.1:4000/en/archives/193 21-25: http://127.0.0.1:4000/en/archives/194 Starting from the middle questions, the difficulty is ramping up. Most of these topics are new to me, so I’m taking back what I said about this being an easy pass. However, if I passed without learning anything, there …https://blog.yexca.net/en/archives/191/Sun, 03 Nov 2024 23:11:52 +0800https://blog.yexca.net/en/archives/191/📢 This article was translated by gemini-3-flash-preview Introduction 2022 SA am2 01-08: http://127.0.0.1:4000/en/archives/191 09-15: http://127.0.0.1:4000/en/archives/192 16-20: http://127.0.0.1:4000/en/archives/193 21-25: http://127.0.0.1:4000/en/archives/194 The difficulty of this specific exam seems manageable, but there are still things I’ve already studied. I should be able to pass the objective questions after some solid review. I’m hoping to finish these quickly and …https://blog.yexca.net/en/archives/190/Mon, 28 Oct 2024 19:04:14 +0800https://blog.yexca.net/en/archives/190/📢 This article was translated by gemini-3-flash-preview Introduction 2022 SA am1 01-02: https://blog.yexca.net/en/archives/184 03-05: https://blog.yexca.net/en/archives/185 06-10: https://blog.yexca.net/en/archives/186 11-15: https://blog.yexca.net/en/archives/189 16-30: https://blog.yexca.net/en/archives/190 Going through this entire paper, a lot of it feels like the Software Designer exam. I guess some common subjects have lower requirements for software development, while …https://blog.yexca.net/en/archives/189/Sat, 26 Oct 2024 21:41:16 +0800https://blog.yexca.net/en/archives/189/📢 This article was translated by gemini-3-flash-preview Introduction 2022 SA am1 01-02: https://blog.yexca.net/en/archives/184 03-05: https://blog.yexca.net/en/archives/185 06-10: https://blog.yexca.net/en/archives/186 11-15: https://blog.yexca.net/en/archives/189 16-30: https://blog.yexca.net/en/archives/190 Quick Ramble My eyes have been hurting lately. It starts after barely an hour of screen time, and everything gets blurry. I definitely need to rest them; it would be a …https://blog.yexca.net/en/archives/186/Tue, 22 Oct 2024 15:37:34 +0800https://blog.yexca.net/en/archives/186/📢 This article was translated by gemini-2.5-flash Introduction 2022 SA am1 01-02: https://blog.yexca.net/en/archives/184 03-05: https://blog.yexca.net/en/archives/185 06-10: https://blog.yexca.net/en/archives/186 11-15: https://blog.yexca.net/en/archives/189 16-30: https://blog.yexca.net/en/archives/190 Could be these questions are shared across multiple exam sessions, so they’re pretty foundational. Feels like the difficulty of the intermediate Software Designer (SoftQual) …https://blog.yexca.net/en/archives/185/Mon, 21 Oct 2024 20:35:34 +0800https://blog.yexca.net/en/archives/185/📢 This article was translated by gemini-3-flash-preview Introduction 2022 SA am1 01-02: https://blog.yexca.net/en/archives/184 03-05: https://blog.yexca.net/en/archives/185 06-10: https://blog.yexca.net/en/archives/186 11-15: https://blog.yexca.net/en/archives/189 16-30: https://blog.yexca.net/en/archives/190 Ramblings Mondays are always a drag. After the weekend, it’s hard to get into the groove. But for some reason today, my mood suddenly flipped from feeling almost …https://blog.yexca.net/en/archives/184/Sun, 20 Oct 2024 20:19:11 +0800https://blog.yexca.net/en/archives/184/📢 This article was translated by gemini-3-flash-preview Introduction 2022 SA am1 01-02: https://blog.yexca.net/en/archives/184 03-05: https://blog.yexca.net/en/archives/185 06-10: https://blog.yexca.net/en/archives/186 11-15: https://blog.yexca.net/en/archives/189 16-30: https://blog.yexca.net/en/archives/190 So, regarding this article: I’ve decided to challenge myself by taking the System Architect exam—the advanced level of the Computer Technology and Software Professional …