The default port for Qlik Replicate Server on Linux is3552. This port is used for outbound and inbound communication unless it is overridden during the installation or configuration process. Here's a reference to the documentation that confirms this information:
The official Qlik Replicate documentation states that "Port 3552 (the default rest port) needs to be opened for outbound and inbound communication, unless you override it as described below." This indicates that 3552 is the default port that needs to be considered during the installation and setup of Qlik Replicate on a Linux system1.
The other options provided do not correspond to the default port for Qlik Replicate Server on Linux:
A: 3550: This is not listed as the default port in the documentation.
B: 443: This is commonly the default port for HTTPS traffic, but not for Qlik Replicate Server.
C: 80: This is commonly the default port for HTTP traffic, but not for Qlik Replicate Server.
Therefore, the verified answer isD. 3552, as it is the port designated for Qlik Replicate Server on Linux according to the official documentation1.