What are two types of punch-down blocks that might be found in an older system within the telecommunications closet? (Choose two.)
A)66 block
B)100 block
C)110 block
D)200 block

Question

Quizplus · Accepted Answer

The 66 block and 110 block are both types of punch-down blocks used in telecommunications for connecting wiring. The 66 block is older and was commonly used for telephone systems, while the 110 block is used for both voice and data applications.

What Are Two Types of Punch-Down Blocks That Might Be