Where did the GECOS field in /etc/passwd come from?
A. Bell Labs DHCP lease tracking
B. Payroll name and address info
C. Bell Labs Print Service
D. Parking space assignments at ATandT
Which loop type is the recommended way to iterate over a set of filenames?
A. a case loop
B. a for loop
C. a while loop
D. an until loop
In shell scripting, what are backticks, or backwards single quote marks, used for?
A. Shell escapes
B. Variable dereference
C. Command substitution
D. Output formatting
The cd into a directory, you need what kind of permission?
A. read
B. write
C. execute
D. setuid
What does the ctime of a file indicate?
A. Creation time
B. Change time
C. Content time
D. Character time
What term is used for the beginning of time for UNIX?
A. Epoch
B. Zero-hour
C. Birth
D. Dawn
E. Awakening
In /etc/shadow, what indicates a locked password?
A. !
B. !!
C. *LK
D. *
E. All of these
Which character matches the end of a line in a regular expression?
A. !
B. ^
C. $
D. ?
How much swap space is available on Arista switches?
A. 4GB
B. 0 bytes
C. 1GB
D. 640kB
What is the standard sequence for booting a standard PC?
A. POST->BIOS->Kernel
B. BIOS->Kernel->POST->OS
C. BIOS->MBR->POST->Kernel
D. POST->BIOS->Boot Loader->Kernel
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