i. Differentiate between Logical Address and Physical Address in context of Operating System. (5) ii. What is the main disadvantage of a fuse…

i. Differentiate between Logical Address and Physical Address in context of Operating System. (5)

ii. What is the main disadvantage of a fuse compared to a Circuit Breaker? (5)

  1. iii. You need to protect a small heater rated at 2.4 kW connected to a 240 V single-phase supply. What is the minimum current rating of the fuse you should use? (10)

From the Combined Bank Assistant Maintenance Engineer (IT) January 2026 – Written exam, question 4 of 15.

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