S. RES. 1 establishes a committee made up of two Senators, which will work together with a similar committee from the House of Representatives. The purpose of this joint committee is to inform the President of the United States that a quorum, or the minimum number of members...
Simple Explanation
S. RES. 1 is about creating a special team with two Senators who, along with people from the House, let the President know that enough people are in Congress to start working. This is just to show the President that everyone is ready to begin and listen to what he has to say.