Stump’d × JavaScript × GraphQL × Memory Safety × Web History

Syntax - Tasty Web Development Treats

Wes Bos

Tech News, News, Technology

4.9 • 1.2K Ratings

🗓️ 12 July 2023

⏱️ 54 minutes

🔗️ Recording | iTunes | RSS

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Summary

In this episode of Syntax, Wes and Scott try to stump each other with questions about JavaScript, HTTP status error codes, memory safety, and a bit of web history thrown in. Show Notes 00:11:07 Welcome Displaced Gamers 00:46:00 In which year was JavaScript introduced? 02:59:16 What status code is returned by server when a resource isn’t found? 03:32:00 Which http status code indicates the client must authenticate itself? 04:34:17 What is a pseudo class and give an example? 05:15:11 What JavaScript function allows you to delay the execution of a function? 06:02:06 Who first proposed using separate style sheet language for the web? 08:08:14 Which of the following statements about JavaScript strict are true? 08:50:11 What is event driven programming in Node.js? 10:26:08 In GraphQL, how do you mark a field as deprecated? 10:47:24 How does xHTML differ from HTML? 11:48:21 Which of the following statements is true about objects in JavaScript? 13:20:19 What is a type erase in TypeScript? 14:21:23 In TypeScript which syntax can be used to define a user defined type guard? 16:02:12 What is a closure in JavaScript? 17:40:00 Which node.js module provides asynchronus file I/O? 18:54:08 What does memory safety mean? 21:57:11 What does http2 introduce to improve speed? 23:58:05 What are strategies for optimizing HTML5 video? 26:28:11 Which of the following is not a correct way to create a new object? 28:13:20 What is the difference between function declaration and function expression? 30:49:11 What is the value of this inside an arrow function defined in a non-arrow function? 31:22:11 What is a type guard? 33:03:11 What is the order of execution in JavaScript? 35:11:01 Which version of ecmascript was scrapped? 39:41:00 What is the result of the following comparison in JavaScript? 41:37:21 What were the major criticisms of CSS in it’s early days? 46:48:10 SIIIIICK ××× PIIIICKS ××× ××× SIIIIICK ××× PIIIICKS ××× Scott: Projector Wes: USB plug Shameless Plugs Scott: Sentry Wes: Wes Bos Tutorials Tweet us your tasty treats Scott’s Instagram LevelUpTutorials Instagram Wes’ Instagram Wes’ Twitter Wes’ Facebook Scott’s Twitter Make sure to include @SyntaxFM in your tweets Wes Bos on Bluesky Scott on Bluesky Syntax on Bluesky

Transcript

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0:00.0	You're listening to Syntax, the podcast with the tastiest web development treats out
0:06.0	there.
0:07.0	Strap yourself in and get ready.
0:08.0	Here is Scott Tolesky and West Boss.
0:11.8	Welcome to Syntax.
0:13.0	Today, we've got a stumped for you.
0:15.4	This is where Scott and I will try to stump each other with interview questions.
0:20.4	We are going to again, last time we coded up a little AI prompt and use that to generate
0:26.0	all the questions because we have pretty much run out of interview question websites
0:31.1	over the years and it seems that the AI is the endless fount of really good questions
0:37.3	and answers.
0:38.3	So, let's get on into it.
0:40.7	I'll start it off here with the first one for Scott.
0:45.1	The first question is, in which year was JavaScript introduced?
0:52.3	I have a set of options here that I'm able to give AB or C and I'll say, I'm not going
1:01.4	to say them by default, but if you say, all right, I need a hint and I'll give you the
1:05.5	possible options.
1:06.5	Yeah, I think for this one because it is such a, I mean, I could guess, but I'm not
1:13.1	going to be correct.
1:14.1	So if I had options, I think I would do better.
1:17.5	All right, you want me to give you, I'll give you the options.
1:20.4	1993, 94 or 95.
	...

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