GATE Civil Engineering (CE) Question Paper from 20-Jan-2013 (Shift 1) tested candidates across core civil engineering topics like structural analysis, geotechnical, and environmental engineering, alongside general aptitude. The exam featured multiple-choice questions (MCQs) and numerical answer type (NAT) questions, focusing on both theoretical knowledge and practical problem-solving. The paper was divided into two sections: General Aptitude and Core Engineering, with a total of 65 questions.