The document discusses the key components of a government budget. It explains that a budget contains a government's financial plan for a defined period and includes estimated public resources and expenditures. The two major components are the revenue budget, which deals with how revenue is generated or collected, and the capital budget, which incorporates capital receipts and payments and transactions in the public sector. The document also defines different types of budget deficits, such as revenue deficit, fiscal deficit, and primary deficit, which occur when government expenditures exceed revenues.