Introduction: What This Agentic AI Interview Guide Covers Agentic AI Interview Questions are becoming increasingly important for AI engineers, software developers, machine learning engineers, and technology professionals preparing for AI-focused roles in 2026. Unlike traditional AI systems that follow predefined rules or simple LLM applications that generate a single response, agentic AI systems can plan tasks, use tools, access memory, make decisions, and take actions across multi-step workflows. At Codex Junction, we focus on practical AI and IT solutions, including automation workflows, custom web applications, and AI-powered customer support systems. This guide is designed around the concepts and implementation patterns…
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If you’re preparing for an ai interview in 2026, you’ve probably noticed that the questions have shifted dramatically. Companies no longer just ask about machine learning basics or neural network architectures. They want to know if you can design, build, and maintain intelligent systems that act autonomously, call APIs, manage memory, and deliver real business outcomes. This guide covers the most important ai agent interview questions with clear answers, practical examples, and explanations that freshers can actually understand and experienced engineers can respect. At Codex Junction, we build automation and digital marketing solutions for small and mid-sized businesses, so every…
RAG Interview Questions are now common in GenAI, machine learning, and AI engineer interviews because Retrieval-Augmented Generation has become an important production technology. Interviewers want candidates to understand more than the basic definition of RAG. They expect knowledge of retrieval pipelines, embeddings, vector databases, chunking, reranking, evaluation, long-context LLMs, and real-world system design. This guide covers 37 RAG Interview Questions with beginner-friendly answers, technical explanations, and practical examples. Whether you’re a fresher preparing for your first AI interview or a developer moving into GenAI engineering, these questions will help you understand how RAG systems work from document ingestion through retrieval…
Introduction: Why Prompt Engineering Interview Questions Matter in 2026 Prompt engineering is the practice of designing inputs-instructions, context, and constraints-so that large language models and ai agents produce accurate and relevant outputs during inference. Since the generative ai boom that started in late 2022 with tools like ChatGPT, Claude, Gemini, and GitHub Copilot, this discipline has moved from curiosity to career requirement. By 2026, prompt engineering skills appear in job descriptions for AI Engineer, Full-Stack Engineer, Product Engineer, and Marketing Tech roles alike. At Codex Junction, our B2B clients expect developers and marketers to use ai tools safely for content,…
Digital marketing is the practice of promoting products or services using internet-connected channels – search engines, social media, email, websites, and apps across web and mobile phones. If you’ve been wondering how businesses reach potential customers in the digital world, this marketing tutorial breaks it down for you. Introduction: What You’ll Learn in This Digital Marketing Tutorial This step by step guide is built for freshers stepping into their first marketing role, junior marketers who want structured knowledge, small business owners exploring digital channels, and tech professionals transitioning into marketing. Whether you work with a B2B services agency like Codex…
Whether you are a fresher stepping into your first AI role or a junior engineer preparing for a machine learning position, large language models are at the center of nearly every technical interview in 2026. This guide covers 120+ LLM interview questions with clear answers, real-world examples, and explanations built for readability. We organized everything by theme so you can study what matters most, practice with confidence, and walk into your interview ready. Fast Start: Must-Know LLM Interview Questions (Top 15 with Short Answers) Think of this section as your rapid-fire cheat sheet. These 15 questions are the ones that…
Introduction: How to Use This GenAI Interview Guide This article is a practical, question-answer style guide covering generative ai and large language models for ai interview preparation. It targets experienced engineers, but every answer is written so that motivated freshers can follow the reasoning. Effective interview questions for experienced generative AI candidates focus on practical application, not just reciting definitions. Codex Junction is a GenAI-focused digital and IT solutions agency. We build web apps, automation pipelines, and AI-powered experiences for SMBs. The interview questions here reflect real problems we solve: chatbots for client sites, AI copilots inside CMS dashboards, content-generation…
Fast Overview: What This GenAI Interview Guide Covers This is a 2026-ready guide to generative ai interview questions for freshers, packed with clear answers and practical explanations you can actually use in a real interview. Created by Codex Junction, a 360° digital marketing and IT agency, this resource reflects what Indian and global tech employers are genuinely asking in entry-level GenAI roles right now. The guide covers theory (generative models, large language models, diffusion models) alongside applied skills like prompt engineering, retrieval augmented generation, ai agents, and evaluation, making it accessible whether you come from a CS, IT, or data…
Introduction: What This OpenAI API Interview Guide Covers If you’re preparing for an openai interview at a tech company or any engineering role that involves building with large language models, this guide is for you. We’ve compiled practical openai api interview questions with clear answers, code patterns, and explanations that freshers and junior engineers can follow without getting lost in jargon. The OpenAI API covers a broad surface: Chat Completions, Assistants, Embeddings, Image generation, Audio, and more. These APIs power real-world ai systems like customer support chatbots, code generation tools, business automation pipelines, and analytics dashboards. OpenAI focuses on creating…
Introduction: How to Use These TensorFlow Interview Questions If you are preparing for a tensorflow interview in 2026, you already know the landscape has shifted. TensorFlow 2.x has matured into a stable, production-ready framework, and hiring teams now expect candidates to understand not just theory but also practical deployment, efficient data pipelines, and real-world model development. This guide is built for freshers, junior ML engineers, and self-taught developers who want a structured resource for interview prep. Whether you are targeting a data science interview or a deep learning engineering role, the interview questions and answers here cover the full spectrum,…
Preparing for a machine learning interview in 2026 means knowing PyTorch inside and out. This guide covers essential pytorch interview questions with clear answers and explanations designed for freshers and junior ML engineers who want to build real confidence, not just memorize syntax. PyTorch Interview Overview & How to Use This Guide This article is a 2026-ready collection of pytorch interview questions organized by difficulty and theme. Whether you are brushing up on tensors, the autograd engine, distributed training, or deploying models, each section follows a consistent format: A concise question A short, direct answer A brief explanation with code…
Preparing for a hugging face interview can feel overwhelming, especially when you are a fresher entering the ai and machine learning space for the first time. This guide breaks down the most common hugging face interview questions into digestible sections with answers, explanations, and practical examples so you can walk in confident and prepared. Overview: Hugging Face Interview & How to Use This Guide Hugging Face is an open source ai platform behind popular libraries like Transformers, Diffusers, Datasets, and Spaces. The company powers everything from sentiment analysis pipelines to image generation models, making it one of the most influential…
LangGraph has become one of the most sought-after key skills for anyone building ai applications with large language models, ai agents, and retrieval augmented generation workflows. This comprehensive guide covers the most common langgraph interview questions with clear answers and explanations designed so that freshers, junior developers, and machine learning engineers can follow along and prepare confidently. LangGraph extends the LangChain ecosystem by adding graph-based orchestration, state management, and support for long-running conversational agent workflows in complex AI systems. LangChain is a framework for applications powered by LLMs, and LangChain simplifies integrating large language models into production pipelines. LangGraph sits…
If you’re preparing for a role that involves building production-grade llm applications, this comprehensive guide to langchain interview questions will save you weeks of scattered research. Whether you’re a developer, data engineer, or one of the many machine learning engineers entering the agentic AI space, the questions below reflect what hiring teams actually ask in 2024–2026. Introduction: How to Use This LangChain Interview Questions Guide At Codex Junction, we’re a B2B digital and IT services agency that uses LangChain in real client projects-chatbots, business automation, SEO assistants, and analytics tools. The interview questions here emphasize production-grade skills, not toy demos.…
The generative AI job market is moving fast. With the industry valued at nearly US$30 billion in 2026 and projected to hit $125 billion by 2031, companies are hiring aggressively for roles that demand a deep understanding of how ai models create text, images, code, and more. Whether you’re a fresh graduate or switching careers, knowing the right generative ai interview questions and how to answer them can set you apart. This guide covers foundational concepts, architectures, system design patterns, and practical interview questions and answers to help you walk into your next ai interview with confidence. Let’s get into…
A WordPress country redirect allows you to send visitors to different pages or websites based on their geographic location. This can be useful when your business has different websites, pricing, products, services, languages, or offers for different countries. For example, visitors from India could be sent to an India-specific page, while visitors from the United States could be directed to a US version of the website. Country-based redirects are usually implemented using IP geolocation. A geolocation service identifies the visitor’s approximate country, and WordPress then applies a redirect rule based on that location. In this guide, you’ll learn: What a…
How to Customize WooCommerce Checkout Field If you run an online store, chances are the default checkout form doesn’t capture everything you need from customers. Learning how to customize WooCommerce checkout field options gives you full control over what information you collect — whether that’s a delivery instruction, a gift message, or a business tax ID. To add a customize WooCommerce checkout field, you can do this by adding some code to your theme’s functions.php file. Here are the steps to achieve this: Step 1: Add the Customize WooCommerce Checkout Field Add the following code to your theme’s functions.php…
PHP Chunk File Upload using JavaScript Chunk file upload is a technique used to break large files into smaller chunks and upload them sequentially. This approach is particularly useful when dealing with large file uploads, as it helps to overcome limitations imposed by web servers or browsers. In this article, we will explore how to implement chunk file upload using JavaScript and PHP. Step 1: HTML Markup Let’s start by creating the HTML markup for the file upload form. Open a new HTML file and add the following code: <!DOCTYPE html> <html> <head> <title>Chunk File Upload</title> </head> <body> <form id=”upload-form”…
Top 20 AI ML Interview Questions for Freshers 2023 Certainly! Here are the top 20 AI ML interview questions for freshers, are you applying for AI (Artificial Intelligence) and ML (Machine Learning) positions then it is must read for you: 1. What is the difference between Artificial Intelligence AI and ML? Answer: Artificial Intelligence (AI) is a broader field that aims to create machines capable of performing tasks that typically require human intelligence. Machine Learning (ML) is a subset of AI that focuses on the development of algorithms and statistical models that enable computers to improve their performance on a…
What’s New in The Latest WordPress 6.3? Latest WordPress, as one of the world’s premier content management systems, regularly undergoes updates. Each new release brings with it numerous features and improvements designed to provide an enjoyable digital experience for its users. Let’s embark on this adventure together. 1. Upgraded Block Editor: Gutenberg is WordPress’ native block editor has received significant upgrades. Now featuring new block patterns that enable more diverse layouts without custom coding requirements – providing unparalleled creative freedom even to those unfamiliar with programming languages. 2. Performance Enhancements: Speed is of utmost importance in the online world. Recognizing…