Blu-ray or Blu-ray Disc (BD) is a digital optical disc data storage format. It was designed to supersede the DVD format, in that it is capable of storing hours of video in high-definition (720p and 1080p) and ultra high-definition resolution (2160p).
UNDERSTANDING BARRIERS TO LEARNING. A complex and dynamic relationship exists between the learner, the centre of learning, the broader education system and the social, political and economic context in which they are all part. complex and dynamic relationship exists between the learner, the centre of learning, the broader education system and the social, political and economic context in which they are all part.
The obstacles created by speech and language impairments vary by the specific case, but because communication is at the core of education, these impairments can impact a studentâs entire educational experience.Some of these challenges might involve:1  Communicating effectively with classmates and teachers.he obstacles created by speech and language impairments vary by the specific case, but because communication is at the core of education, these impairments can impact a studentâs entire educational experience. Some of these challenges might involve: 1  Communicating effectively with classmates and teachers.