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Category:AllAI Deep DiveBooks & IdeasEngineeringIndustryLife NotesStartupWritingZhihu Q&A
[Answer] Can students who are not majoring in computer science in college take computer certification exams?
Zhihu Q&AMarch 22, 2026

[Answer] Can students who are not majoring in computer science in college take computer certification exams?

Of course. Computer certifications are simply a way to assess skill level. However, in recent years they have become increasingly disconnected from practical application, so their value has gradually

1 min
[Answer] Where should I buy an external hard drive, and which type is the most reliable?
Zhihu Q&AMarch 22, 2026

[Answer] Where should I buy an external hard drive, and which type is the most reliable?

In general, hard drive manufacturers provide warranties longer than one year and offer ways to verify authenticity, such as anti-counterfeit codes. You can use the manufacturer’s tools to check whethe

1 min
[Answer] I’m currently a high school student and want to become an electrical or automation engineer in the future. I’d like to know which is better: foreign electrical companies like Siemens and Schneider, or state-owned/domestic electrical companies?
Zhihu Q&AMarch 22, 2026

[Answer] I’m currently a high school student and want to become an electrical or automation engineer in the future. I’d like to know which is better: foreign electrical companies like Siemens and Schneider, or state-owned/domestic electrical companies?

The options you mentioned are all good—the premise is that you yourself are good enough to get in.

1 min
[Answer] Is C++ Still a Recommended Direction in 2023?
Zhihu Q&AMarch 22, 2026

[Answer] Is C++ Still a Recommended Direction in 2023?

As of 2023, C++ remains a highly useful and popular programming language, especially in areas that require high performance and system-level programming, such as operating systems, game development, h

1 min
[Answer] What is the high-voltage testing position like at a maintenance company under a State Grid municipal bureau? I’m a female electrical engineering graduate from a double-211 university—what would the future job duties and career prospects be like?
Zhihu Q&AMarch 22, 2026

[Answer] What is the high-voltage testing position like at a maintenance company under a State Grid municipal bureau? I’m a female electrical engineering graduate from a double-211 university—what would the future job duties and career prospects be like?

I’m not in the system, so I don’t know about the compensation. Purely from the work perspective, you need to become familiar with testing procedures and requirements, national standards and grid compa

1 min
[Response] Because of the major I chose, there are many arrogant and conceited people around me. To me they seem very strange—frankly, more like lunatics. How can I adapt to and accept them?
Zhihu Q&AMarch 22, 2026

[Response] Because of the major I chose, there are many arrogant and conceited people around me. To me they seem very strange—frankly, more like lunatics. How can I adapt to and accept them?

Interpersonal relationships are like a mirror: the kind of person we are often shapes the kind of world we see. If we cannot change the world—or other people—to any meaningful extent, then choosing to

1 min
[Answer] Can Haiwang Jinzun Really Let You Drink Without Getting Hurt or Drunk? What’s the Pharmacological Basis?
Zhihu Q&AMarch 22, 2026

[Answer] Can Haiwang Jinzun Really Let You Drink Without Getting Hurt or Drunk? What’s the Pharmacological Basis?

I originally came across this question while looking for answers myself. Based on my own intuition and experience, I do feel this product helps to some extent: after taking it, the discomfort after dr

1 min
[Answer] If I like computer science but can’t get into a top university, should I still stick with this major?
Zhihu Q&AMarch 22, 2026

[Answer] If I like computer science but can’t get into a top university, should I still stick with this major?

These are really two separate questions. Whether you can get into a top university depends on your gaokao score, but choosing a major is a different matter. If you genuinely like computer science and

1 min
[Answer] Where Can I Find Training Video Tutorials for the Non-Standard Automation Industry?
Zhihu Q&AMarch 22, 2026

[Answer] Where Can I Find Training Video Tutorials for the Non-Standard Automation Industry?

It’s probably quite difficult to find ready-made training videos for this industry. Since it’s called non-standard automation, its design and production processes are, by nature, not standardized.

1 min
[Answer] Which Thin-and-Light Laptops Are Suitable for Students Majoring in Electrical Automation?
Zhihu Q&AMarch 22, 2026

[Answer] Which Thin-and-Light Laptops Are Suitable for Students Majoring in Electrical Automation?

From a cost-performance perspective, I would recommend ASUS or Acer for students. If you have drawing or design needs, it’s best to choose a model with a dedicated graphics card, or at least a newer p

1 min
[Answer] Which Universities Have Higher English Speaking Requirements in Summer Camp Interviews for Recommended Graduate Admission (Computer Science or Software Engineering)?
Zhihu Q&AMarch 22, 2026

[Answer] Which Universities Have Higher English Speaking Requirements in Summer Camp Interviews for Recommended Graduate Admission (Computer Science or Software Engineering)?

When choosing the right university for a graduate recommendation summer camp, you need to consider many factors, such as the school’s overall strength, the ranking of the program, the quality of advis

1 min
[Answer] Which Formula(s) Best Represent Electrical Engineering? Or: What Is the Most Beautiful Formula in Electrical Engineering?
Zhihu Q&AMarch 22, 2026

[Answer] Which Formula(s) Best Represent Electrical Engineering? Or: What Is the Most Beautiful Formula in Electrical Engineering?

The most representative and elegant one is probably R = U / I. As the saying goes, all variations trace back to the same fundamental principle.

1 min
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