Actions or deeds that are incorrect, violating established rules, laws, or procedures.
Mwanafunzi alifanya makosa mengi katika mtihani wa hesabu.
— The student made many mistakes in the mathematics exam.
Makosa yake katika kazi yalisababisha hasara kubwa kwa kampuni.
— His mistakes at work caused a huge loss for the company.
Technical errors or defects in the production, construction, or manufacturing process.
Gari hili linarudishwa kwa sababu ya makosa ya kiufundi.
— This car is being returned due to technical defects.
Makosa katika programu ya kompyuta yalisababisha kushindwa kwa mfumo.
— Defects in the computer program caused the system to fail.