Certifications

Soma Rani Das × M.M. Shahanuzzaman × Ahammed ali ×

Operating System (68546)/28555

Soma Rani Das Daffodil Polytechnic institute

7 hours 20 minutes

29 steps

Ahammed ali Jr. Instructor Daffodil Polytechnic Institute

5 hours 54 minutes

32 steps

computer peripherals

Soma Rani Das Daffodil Polytechnic Institute

2 days 9 hours 1 minute

53 steps