What is "Start no earlier than" on project schedule?

Develop project schedule

Develop project schedule You are planning to conduct the team-building portion of your new project management training curriculum out-of-doors in the local park. You are limited to scheduling the course at certain times of the year, and the best time for the course to begin is mid-July. One of the more common date constraints to use as you develop the project schedule is—   a. “Start no earlier than”  b. “Finish no earlier than”  c. “Fixed late start”  d. “Fixed early finish”  Answer: a. “Start no earlier than”  Start no earlier than Imposed dates on schedule activity starts of finishes can be used to restrict the start of finish to occur either no earlier than a specified date or no later than a specified date. Although all four date constraints typically are available in project management software, “start no earlier than” and “finish no later than” constraints are more commonly used. [Planning]

You are planning to conduct the team-building portion of your new project management training curriculum out-of-doors in the local park. You are limited to scheduling the course at certain times of the year, and the best time for the course to begin is mid-July. One of the more common date constraints to use as you develop the project schedule is— 

a. “Start no earlier than” 
b. “Finish no earlier than” 
c. “Fixed late start” 
d. “Fixed early finish”

Answer: a. “Start no earlier than” 

Start no earlier than

Imposed dates on schedule activity starts of finishes can be used to restrict the start of finish to occur either no earlier than a specified date or no later than a specified date. Although all four date constraints typically are available in project management software, “start no earlier than” and “finish no later than” constraints are more commonly used. [Planning]