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Java PHP X++ MCQ Interview

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Mcq Result 342

Which part of the MVC Framework can be developed using Vue JS?

Computer Science and Engineering Vue JS Event Handling Vue JS
In the MVC (Model-View-Controller) framework, Vue JS can be used to develop the View part of the framework. Explanation: In the MVC framework, the View is responsible for rendering the UI (user interface) of the application. Vue JS is a popular JavaScript fram...
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Mcq Result 343

Which statement will output $x on the screen?

Programming Language PHP MCQ PHP Basic MCQ
A backslash is used so that the dollar sign is treated as a normal string character rather than prompt PHP to treat $x as a variable. The backslash used in this manner is known as escape character.
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Question Result 350

A big UPDATE/DELETE is locking your table and blocking the app — how do you run large batch operations safely in production?

Complete MySQL Database Mastery Course: Beginner to Advanced with Real-World Projects Advanced MySQL & Career Preparation (MySQL Bonus Topic) MySQL Interview Questions
92 A big UPDATE/DELETE is locking your table and blocking the app — how do you batch it safely? Level: Very Hard — A real production emergency; the naive one-shot statement can take down an entire application. Scenario: You need to delete 5 million old rows fr...
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Question Result 351

What is MySQL?

Complete MySQL Database Mastery Course: Beginner to Advanced with Real-World Projects Advanced MySQL & Career Preparation (MySQL Bonus Topic) MySQL Interview Questions
MYSQL INTERVIEW SERIES MySQL Interview Questions & Answers — Basic to Advanced A complete, progressively structured guide covering 80 real interview questions with clear answers, code, and pro tips. Section 1: Introduction & Fundamentals 1 What is MySQL? Level...
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Question Result 352

Your emoji and Bengali text turn into "???" — the utf8 vs utf8mb4 disaster

Complete MySQL Database Mastery Course: Beginner to Advanced with Real-World Projects Advanced MySQL & Career Preparation (MySQL Bonus Topic) MySQL Interview Questions
Section 18: Data Integrity & Edge Cases 118 Your emoji and Bengali text turn into "???" — the utf8 vs utf8mb4 disaster Level: Hard — A brutal, widespread bug; MySQL's "utf8" is a lie that silently corrupts emojis and some Unicode text. Scenario: Users type mes...
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Question Result 353

একটি তথ্য প্রযুক্তি কোম্পানির ডাটাবেস তৈরির জন্য E-R মডেলের নকশা আঁকো।

মডার্ন কম্পিউটার অ্যাপ্লিকেশন ও কম্পিউটার বিজ্ঞান - দ্বাদশ শ্রেণী (Class 12) - WBCHSE Class - XII: SEMESTER – IV: Unit – 1: Database Management System Class - XII: SEMESTER – IV: Unit – 1: Database Management System: Section 1: Introduction
E-R Model for IT Company Database Exam-ready answer with question, explanation, entities, attributes, relationships, diagram, and conclusion. Question 3 প্রশ্ন একটি তথ্য প্রযুক্তি কোম্পানির ডাটাবেস তৈরির জন্য E-R মডেলের নকশা আঁকো। Answer: E-R Model Design for ...
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