Students’ computer and information literacy (CIL) is also affected by partly substantial social disparities …

„It was empirically demonstrated by means of a computer-based assessment of students’ computer and information literacy (CIL) that this interdisciplinary key competence is also affected by partly substantial social disparities. In Germany for instance, students from less privileged social backgrounds on average scored about 50 points lower on the CIL achievement scale than their counterparts from socioeconomically and/or culturally more affluent families.“
Dr. Kerstin Drossel u. a., Schools overcoming the digital divide: in depth analyses towards organizational resilience in the computer and information literacy domain. In: Large-scale Assessments in Education (2020) 8:9, S. 2.