The disclosure relates to a communication technique and a system for fusing a 5th generation (5G) communication system with Internet of Things (IoT) technology to support a higher data rate after a 4G system. The disclosure can be applied to intelligent services (e.g., a smart home, a smart building, a smart city, a smart car or a connected car, healthcare, digital education, retail, security- and safety-related services, or the like), based on 5G communication technology and IoT-related technology. The disclosure provides a method and an apparatus for assigning frequency and time resources for data transmission in a wireless communication system.