The document provides information on writing a job application and bio-data/CV for CBSE Class 12 students. It outlines the format and sections for a covering letter, including sender and receiver addresses, date, subject, salutations, body paragraphs, complimentary close, and signature. It also describes the format and sections for a bio-data/CV, including personal details, qualifications in a table, work experience, achievements, languages known, skills, references, and signature. Tips are provided such as checking for accuracy, leaving space between paragraphs, underlining main points, importance of presentation, and not exceeding the word limit. An example job application letter and bio-data is given for the post of Software Engineer.