Select the correct statement(s) regarding the Address Resolution Protocol (ARP). a. When an IP datagram is received, ARP initially inspects its cache to see if the IP address mapping already exists to a layer 2 MAC address b. ARP broadcasts the received IP address to all stations within the common network if not found within its cache c. ARP maps network addresses to data link layer MAC addresses d. All are correct statements

Write the command that can be used to answer the following questions. (hint: try each out on the system to check your results.) a. find all files on the system that have the word test" as part of their filename. b. search the path variable for the pathname to the awk command. c. find all files in the /usr directory and subdirectories that are larger than 50 kilobytes in size. d. find all files in the /usr directory and subdirectories that are less than 70 kilobytes in size. e. find all files in the / directory and subdirectories that are symbolic links. f. find all files in the /var directory and subdirectories that were accessed less than 60 minutes ago. g. find all files in the /var directory and subdirectories that were accessed less than six days ago. h. find all files in the /home directory and subdirectories that are empty. i. find all files in the /etc directory and subdirectories that are owned by the group bin."

How many different ways are there to order the eight jobs in the queue so that job usu comes somewhere before cdp in the queue (although not necessarily immediately before) and cdp comes somewhere before bbd (again, not necessarily immediately before)?

He computer component that disperses heat from the microprocessor to the cooling fan is a cooler thermometer heat sink