A Hebrew religious column by Rabbi Aharon Botbol addresses two Shabbat questions: whether a student may study for a weekday exam, and whether it is proper to listen to painful personal stories on Shabbat.
On the exam issue, the article says the discussion has two parts, reading non-Torah material on Shabbat and the ban on preparing from Shabbat for the weekday. It cites a disagreement among the early authorities, with Maimonides forbidding secular reading on Shabbat and Rashba allowing reading material that gives a person pleasure or satisfaction, such as history. The Shulchan Aruch rules leniently like Rashba, and in Chazon Ovadia, Rabbi Ovadia Yosef wrote that those who are lenient have grounds to rely on. Still, some observant people are strict and avoid non-Torah reading altogether.
The article then says test preparation raises the separate issue of weekday preparation. It explains that preparation is forbidden when a task can be done after Shabbat but is done on Shabbat only because there is free time. If a person used available time during the week and still cannot finish the material, studying on Shabbat is not considered forbidden preparation. It compares this to the Shulchan Aruch ruling that produce at risk of spoiling in hot weather may be handled on Shabbat when waiting until after Shabbat is not practical. The bottom line, the article says, is that studying for a test on Shabbat is allowed only if weekday time was used and the material cannot otherwise be completed.
In the second question, the article says a grandmother who survived the Holocaust wants to tell her family on Shabbat about her painful experiences. The answer warns that Shabbat is meant for oneg Shabbat, setting aside weekday worries and avoiding thoughts that lead to distress. It notes that the sages changed the Shabbat prayer liturgy to omit personal requests for money, health, and other needs in order to preserve a mood of rest, joy, and clarity. Based on the Mishnah Berurah and Chazon Ovadia, the article says one should not tell or hear stories that cause sadness on Shabbat. At the same time, it urges sensitivity to the grandmother, advising listeners not to show disinterest, but to respond respectfully and, if possible, gently steer the conversation toward happier subjects.