HRRL Syllabus 2026 Out for Assistant Officer, Engineer and other Post Exam pattern and Syllabus topics

Exam Overview

The HPCL Rajasthan Refinery Limited (HRRL) has announced the syllabus for the Computer Based Test (CBT) for various posts under Advt. No. HRRL/RECT/01/2026. This includes positions such as Assistant Officer (Information Systems), Engineer (Electrical, Mechanical, Instrumentation, Chemical), and more. Candidates preparing for these exams can refer to the detailed syllabus provided by HRRL to streamline their study efforts.

Exam Pattern

Subject-wise Syllabus

General Aptitude

• Intellectual Potential Test
• Logical Reasoning & Data Interpretation
• Quantitative Aptitude
• English Language

Assistant Officer – Information Systems

• Digital Logic
• Computer Organization & Architecture
• Programming and Data Structures
• Algorithms
• Theory of Computation
• Operating Systems
• Databases
• Computer Networks

Engineer – Electrical

• Electric Circuits
• Electromagnetic Fields
• Electrical Machines
• Power Systems
• Electrical & Electronic Measurements
• Power Electronics

Engineer – Instrumentation

• Electrical & Electronics Measurement
• Control Systems and Automation
• Microprocessors and Microcontrollers
• Industrial Automation
• IIoT and Industry 4.0

Junior Executive – Chemical

• Hydrocarbons
• Process Equipment Operations
• Process Safety
• Utility Systems

Engineer – Mechanical

• Engineering Mechanics
• Thermodynamics
• Manufacturing Processes
• Mechatronics

Account Officer

• Accounting Principles
• Taxation
• Financial Management

Assistant Accounts Officer

• Financial Accounting
• Cost Accounting
• Taxation

Preparation Tips

• Understand the exam pattern and syllabus thoroughly.
• Practice previous year question papers and mock tests.
• Focus on time management during preparation and exam.
• Revise regularly to enhance memory retention.
• Stay updated with current affairs relevant to your field.

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