The cphaconf set_ccp multicast command is used to set the Cluster Control Protocol (CCP) to Multicast mode. This mode allows cluster members to communicate with each other using multicast packets. The other commands are either incorrect or set the CCP to Broadcast mode. Reference: ClusterXL Administration Guide

When configuring Terminal Servers with Identity Awareness, you must configure the same password as a shared secret in both the Terminal Servers Identity Agent on the application server that hosts the Terminal/Citrix services and on the Identity Awareness Gateway. This shared secret enables secure communication and allows the Security Gateway to trust the application server with the Terminal Servers functionality1.
Reference:
Check Point Software - Configuring Terminal Servers
Check Point Identity Awareness Clients Admin Guide
Check Point Troubleshooting Expert - R81 (CCTE) Reference Materials
Check Point Certified Troubleshooting Expert R81.20 - CCTE
Check Point CCTE Certification Sample Questions and Practice Exam

The SmartEvent Correlation Unit is responsible for analyzing the log entries and identifying events from them. It runs on the Log Server machine or on a dedicated machine1. To check the status of the SmartEvent Correlation Unit, you can use the command cpstat cpsead on the machine where it is installed. This command will show you information such as the number of logs processed, the number of events generated, the CPU and memory usage, and the status of the connection to the SmartEvent Server23.

The verified answer is B) SmartConsole machine is not part of the domain.
The Identity Awareness wizard uses the SmartConsole machine to detect the windows domain by querying the Active Directory server using DCOM protocol1. If the SmartConsole machine is not part of the domain, the query will fail and the wizard will not automatically detect the domain. The user will have to manually enter the domain name and credentials to proceed with the configuration.
The Security Gateway, the Security Management Server, and the Identity Awareness global properties do not affect the domain detection by the wizard. However, they are required for other aspects of the Identity Awareness blade, such as AD Query, Identity Collector, and Browser-Based Authentication2.
Reference:
Identity Awareness Configuration wizard authentication fails3
Identity Awareness - Check Point Software4

The process that pulls application monitoring status is cpd. cpd is a daemon that runs on Check Point products and performs various tasks related to management communication, policy installation, license verification, logging, etc. cpd also monitors the status of other processes and applications on the system and reports it to the management server. cpd uses SNMP to collect information from various sources, such as blades, gateways, servers, etc. You can view the application monitoring status in SmartConsole by using the Gateways & Servers tab in the Logs & Monitor view. Reference: Check Point Processes and Daemons