Which one of the following SAS DATA steps saves the temporary data set named MYDATA as a permanent data set?

The SAS data set Fed.Banks contains a variable Open_Date which has been assigned a permanent label of "Open Date".
Which SAS program temporarily replaces the label "Open Date" with the label "Starting Date" in the output?

The following SAS program is submitted:

Which statement is true about the output data set?

Given the SAS data set WORK.ONE:

The following SAS program is submitted:

What value will SAS assign to Total?

The following SAS program is submitted:
data work.test;
First = 'Ipswich, England';
City = substr(First,1,7);
City_Country = City!!', '!!'England';
run;
Which one of the following is the value of the variable CITY_COUNTRY in the output data set?