Liberty University is not too restrictive a campus, even for Christian students. Liberty University does not place any special restrictions on students that might not be found in any other non-Christian universities. Liberty University has a Campus with many features which would allow for students to socialize and interact with each other.
Liberty University is a Christian school. Their policies and rules reflect their beliefs and principles. I do not see why some people would think why the school is restrictive in regards to what the school is about. And if the Christian students think the university is too strict, then they should find a new school.
Liberty University is entitled to their standards. If one does not like the campus restrictions, one is free to disenroll and seek education elsewhere. Unless Liberty University is shackelling students to their desks and locking them in dark rooms in the basement and throwing away the key, it is entitled to set its own standards as much as any other university.
No, the restrictions that Liberty University places on its students are not too restrictive. As a private religious institution, Liberty has the right to make the rules as it sees fit. The rules do not violate student rights to privacy and so are not excessive. Students who want a more liberal atmosphere are free to apply to other universities.
No, Liberty University is not too restrictive a campus, even or Christian students, because the restrictions are not anything that other universities have. Most Christian universities have rules about the opposite gender in dorm rooms. Students who attend Liberty do so because they are going to be encouraged in their walk with God. That is a fine goal.