GSM Phone Maintenance and Repair Paper 2, WASSCE (SC), 2021

Question 1

 

(a)Study Table 1 carefully and fill the spaces provided with the correct service provider codes.

Table 1

 

(b)State four categories of calls that can be barred from the call barring menu.

 

Candidates did very well in the first part of this question which tested their knowledge of service provider codes. However, they gave wrong responses to the second part of the question which tested their knowledge of call settings menu.

 

Observation

The expected answers are:

(a)

 

(b)Categories of calls that can be barred from call barring menu

  • All outgoing calls
  • Outgoing international calls/international outgoing calls
  • All incoming calls
  • Incoming calls while roaming
  • Outgoing international calls while roaming/international outgoing calls except to home PLMN