1 Kompyuter va o’quvchining o’rtasida qancha oraliqda masofa b’olish kerak? 50-60 sm

1)Kompyuter va o’quvchining o’rtasida qancha oraliqda masofa b’olish kerak?

1. 
   50-60 sm
   
2. 
   30-40 sm
   
3. 
   25-30 sm
   
4. 
   50-90 sm
   

2) Kompyuter xona havo harorati qancha bo’lish kerak?

1. 
   18-25 ⁰
   
2. 
   10-15 ⁰
   
3. 
   20-24 ⁰
   
4. 
   25-40⁰
   

3) Quyidagilardan qaysi biri disk yuritgich?

a) b) c) d)