True or False:
In the early 1950s, if you picked up the telephone, you wouldn’t hear a dial tone. An operator would be on the line, and she would say, “Number please”.

True

Explanation:

In the 1950s, technology was somewhat advance, but when it comes to connecting call people required to connect to telephone operators. Phones had no dials then in 1950. To call out, a person picks up the receiver, and an operator would come on live and ask for the number to which the person would reply the number. Then the operator would connect to the given number. The operator in those time worked from a central command with thousands of wires.

a drastic rise in oil prices ended decades of postwar.