Central Board of Secondary Education Class 1 students can download the Summative Assessment -1 Model Question Paper 2023 Pdf for all Languages & Subjects of the course. Every year the CBSE Board has scheduled the CBSE sa 1 Model Paper Class 1 1st Class/STD-1 SA-1 Exam for First Term (April to September) Known as Half Yearly Exam. Central Board of Secondary Education Class 1 students can download the Summative Assessment -1 Model Question Paper 2023 Pdf for all Languages & Subjects of the course. Every year the CBSE Board has scheduled the 1st Class/STD-1 SA-1 Exam for First Term (April to September) Known as Half Yearly Exam.