Linux Essentials

Linux Essentials Chapter 14 Exam Answer 2016

1. UIDs 1-500 are usually reserved for what kind of users? System accounts, such as server processes Are not used for user accounts, but for group accounts Log-in (human) users Remote log-in accounts 2. If a user is deleted, the files and directories that the user owned… …will show a UID as the owner, but not user name. …will have…

Linux Essentials Chapter 13 Exam Answer 2016

1. Which files contain user account information?. (choose two) /etc/passwd /etc/shadow /etc/group 2. Which user can view the /etc/shadow file? The root user Any member of the password group All users No users 3. Which command will display the UID, GID and groups your current user belongs to? id who whoami about 4. Each user belongs to at least one…

Linux Essentials Chapter 12 Exam Answer 2016

1. Which of the following would be considered a host? A CDROM The computer’s hard drive A network cable A printer attached to the network via an IP address 2. A service is… …another name for a computer’s hostname. …a feature provided by one computer to another. …a file that contains configuration information. …like an IP address. 3. A network…

Linux Essentials Chapter 11 Exam Answer 2016

1. What does the acronym RPM mean? Recursive Package Manager RPM Package Management Return Package Management Relocate Package Manager 2. One way to install new software on a Linux system is to use a package management system.. True or False? True False 3. When you execute the dmesg command, the system displays messages that are generated by the kernel.. True…

Linux Essentials Chapter 10 Exam Answer 2016

1. Which of the following are valid CPU types for Intel-based platforms?. (choose two) 24 bit 64 bit 48 bit 32 bit 2. 64 bit platforms can access more memory than 32 bit platforms.. True or False? True False 3. Which of the following commands will display CPU information?. (choose three) arch lscpu cpuinfo cat /proc/cpuinfo lspic 4. A CPU…

Linux Essentials Chapter 9 Exam Answer 2016

1. The echo command: Is used for variable assignment Duplicates the input stream to the output stream Is used to output text to the console Tests a variable for duplication Copies variables from one to another 2. A file begins with #!/bin/csh. This means: Nothing, this is a comment C Shell compatibility mode is enabled The operator should not be…

Linux Essentials Chapter 8 Exam Answer 2016

1. Error messages generated by commands are sent where by default? Log files STDOUT STDERR STDIN 2. A successful command will print output to STDOUT.. True or False? True False 3. Which of the following commands will direct error messages to the file, error.log?. (choose one) ls /root >> error.log ls /root 2> error.log ls /root $> error.log ls /root…

Linux Essentials Chapter 7 Exam Answer 2016

1. Compression on a file works by: Removing redundant information Eliminating gaps within the file Storing most of the data on removable media and just leaving a pointer Consolidating multiple files into one Removing the high order bit from each byte 2. In general, for which of the following would you want to use lossless compression? A log file A…

Linux Essentials Chapter 6 Exam Answer 2016

1. Hidden files are files that begin with what character? A dash (-) A plus (+) A period (.) An asterisk (*) 2. What option for the ls command will display all files, including hidden files? -L -H -w -a 3. The top-level directory on a Linux system is represented as: / C: /home /root 4. Is the following path…

Linux Essentials Chapter 5 Exam Answer 2016

1. What is the standard option to provide a command line program to view its documentation? –help –info –doc -h 2. The command man -k is the same as the command apropos.. True or False? True False 3. The whatis command is the same as man -w. True False 4. The directory where additional documentation for software packages most likely…