1.What command gives the highest scheduling priority to all processes owned by user1?

A. sudo renice 5 -u user1

B. sudo renice 10 -u user1

C. sudo nice 5 -u user1

D. sudo 10 -u user1

11. Which routing scheme routes traffic to the closest node?

A. unicast

B. multicast

C. broadcast

D. anycast

12. The data link layer contains what type of PDU?

A. frame

B. message

C. segment

D. packet

4. The generic macro preprocessor used to build the sendmail config file?

A. at

B. wc

C. m4

D. m2

The following command has what effect on the scheduling priority? nice n 19 tar cvcf archive.tgz largfile

A. increases

B. decreases

C. more time on the processor

D. none of the above

What file is responsible for making filesystems available to clients?

A. /etc/service.switch

B. /etc/exports

C. /etc/inittab

D. /var/mnt

What file guarantees NFS filesystems will be mounted at boot time?

A. /etc/nfstab

B. /var/nfs/mount

C. /usr/share/mnt

D. /etc/fstab

What item(s) below is not part of the typical process to configure sendmail?

A. edit the .cf file

B. run m4

C. restart sendmail

D. A and C

/usr/bin/mailq is used to view?

A. mail error messages

B. when a system is too busy to send/receive mail

C. when a system is unavailable to send/receive mail

D. all of the above

What command gives the highest scheduling priority to all processes owned by user1?

A. sudo renice 5 -u user1

B. sudo renice 10 -u user1

C. sudo nice 5 -u user1

D. sudo 10 -u user1

What file needs to be modified to inform sendmail not to use DNS?

A. /var/maillog

B. /etc/mail/submit.mc

C. /etc/services

D. /etc/service.switch 8 3

What command is used to temporarily make a filesystem available with NFS?

A. mount

B. df -h

C. umount

D. nfsstat

Which command is used to display the routing table?

A. nfsstat

B. netstat

C. mpstat

D. A and C

Give the syntax to capture just the data described in each of the following cases

a. IP traffic

b. UDP traffic

c. DNS traffic

d. Traffic to or from a specific computer

e. Traffic to or from a specific network

Describe the process to make an NFS server and client?

Describe how you would modify your DNS configuration to resolve a fake domain google.com?