DNA sequencing, in a high throughput process, generates errors in the reads, such as low confidence nucleotide based calling. Quality control is needed to evaluate the quality of the sequencing output and identify undesired features. The program FastQC (https://www.bioinformatics.
Fukasawa, Y., Ermini, L., Wang, H., Carty, K. and Cheung, M.S., 2020. LongQC: A Quality Control Tool for Third Generation Sequencing Long Read Data. G3: Genes, Genomes, Genetics, 10(4), pp.1193-1196. https://doi.org/10.1534/g3.