can u write please the answers with explantions

Question 1 (20 points) The PBS script does NOT contain: O Executable functions Environment variables PBS job results O In-script options Question 2 (20 points) In the section of a PBS script below, total memory requested is #PBS -I nodes=1:ppn=4 #PBS-1 pmem=2gb O 4GB O None of the mentioned O 8GB 2GB Question 3 (20 points) Using qstat - a command will display status of the jobs in a queue where S = Q means that job is Running Hold O Exiting O Queued Question 4 (20 points) The following command allocates N cores on the same cluster node: #PBS - nodes=N:ppn=N #PBS -I nodes=N:ppn=1 #PBS -I nodes=1:ppn=N None of the mentioned Question 5 (20 points) In PBS script file, all lines beginning with #PBS are understood by the PBS system as comments. True False