Using the same RAID level 4 scheme as in Exercise 13.4.6, suppose that data disk 1 has failed. Recover the block of that disk under the following circumstances: a) The contents of disks 2 through 4 are 01010110,11000000, and 00111011, while the redundant disk holds 11111011. b) The contents of disks 2 through 4 are 11110000, 11111000, and 00111111, while the redundant disk holds 00000001.

Answer the following questions regarding your system by using the commands listed in this chapter. for each question, write the command you used to obtain the answer. a. what are the total number of inodes in the root filesystem? how many are currently utilized? how many are available for use? b. what filesystems are currently mounted on your system? c. what filesystems are available to be mounted on your system? d. what filesystems will be automatically mounted at boot time?

What is transmission control protocol/internet protocol (tcp/ip)? software that prevents direct communication between a sending and receiving computer and is used to monitor packets for security reasons a standard that specifies the format of data as well as the rules to be followed during transmission a simple network protocol that allows the transfer of files between two computers on the internet a standard internet protocol that provides the technical foundation for the public internet as well as for large numbers of private networks

The following if statement contains a logic error, not a syntax error. rewrite it so that it is correct. assume the variable age already exists and holds a valid number. if (age == 18 & & age == 19) {