7-A-071: Two-igit Operating Codes
7-71I1:
What is the Inmarsat-B Service Code for automatic service?
00
10
11
01
7-71I2:
What keyboard entry is used, after entering the shore ID, to obtain the assistance of the international telephone operator in the Inmarsat-B service?
11#
00#
01#
10#
7-71I3:
What must be entered, after the Shore I.D. and "#" sign is entered and a ring-back tone is heard, to obtain the assistance of the national telephone operator in the Inmarsat-B service?
13#
00#
01#
10#
7-71I4:
What is the Inmarsat-B service code for the international telephone information operator?
12#
11+
13#
36#
7-71I5:
How would a Radio Operator of a vessel off the California Coast request Inmarsat Operator Assistance from the shore station via TELEX?
Type 11+ after receiving the GA+ from the LES Operator.
Dial 11# on the keypad after receiving the "bong" tone.
Type 00+ after receiving the GA+ from the LES Operator.
Type 001 after receiving the GA+ from the LES Operator.
7-71I6:
What dial sequence is used, after entering the shore ID, to place a call that will be billed to a credit card?
36#
The digits 00 followed by the country code, the credit card number, the expiration date and ending with the "#" sign.
Credit card billing is impossible via Inmarsat.
The Shore I.D. and "#" sign followed by the digits 00, then the Country Code, subscriber's number and ending with the "#" sign.
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Color key:
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● = Unseen
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● = Weak
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● = Review
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● = Learned
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● = Incorrect answer
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