What is true about the owner of a file?
What is true about the owner of a file?A . Each file is owned by exactly one user and one group.B . The owner of a file always has full permissions when accessing the file.C...
What is true about the owner of a file?A . Each file is owned by exactly one user and one group.B . The owner of a file always has full permissions when accessing the file.C...
What are the differences between hard disk drives and solid state disks? (Choose two.)A . Hard disks have a motor and moving parts, solid state disks do not.B . Hard disks can fail due to...
Which of the following commands can be used to resolve a DNS name to an IP address?A . dnsnameB . dnsC . queryD . hostE . iplookupView AnswerAnswer: D
Which operator in a regular expression matches the preceding character either zero or one time?A . ?B . *C . +D . %E . $View AnswerAnswer: A
Which of the following commands finds all lines in the file operating-systems.txt which contain the term linux, regardless of the case?A . igrep linux operating-systems.txtB . less -i linux operating-systems.txtC . grep -i linux operating-systems.txtD...
What information can be displayed by top?A . Existing files, ordered by their size.B . Running processes, ordered by CPU or RAM consumption.C . User accounts, ordered by the number of logins.D . User groups,...
How is a new Linux computing instance provisioned in an laaS cloud?A . The standard Linux installer has to be run through a remote console.B . After buying a Linux distribution, its vendor delivers it...
What is the return value of a shell script after successful execution?A . 1B . 0C . -1D . -255E . 255View AnswerAnswer: B
What information is stored in /etc/passwd? (Choose three.)A . The user’s storage space limitB . The numerical user IDC . The usernameD . The encrypted passwordE . The users default shellView AnswerAnswer: BCD
What is the UID of the user root?A . 1B . -1C . 255D . 65536E . 0View AnswerAnswer: E