Which of the following statements are true about the case statement? Select all answers that apply.
A. It enables you to match several values against one variable
B. It ensures that the condition is true for all cases
C. It is a good alternative to nested multilevel if-then-else-fi statements
D. It indicates that any one of the conditions needs to be true, to perform the specified action
查看答案
Select the correct syntax to find the length of the string abc.
A. $#[abc]
B. ${abc#}
C. $#{abc}
D. ${#abc}
Which of the following can CUPS do? Select all answers that apply.
A. Connect a local printer to a Linux system and share it over a network
B. Connect a network printer to a Linux system
Configure a network IP to the system
D. Configure a local printer on Windows machine
What type of Linux configuration files are used to automate the installation process? Select all answers that apply.
A. Kickstart
B. AutoYaST
CD/DVD
D. USB
You have just brought home a new set top box for your television, that includes a digital video recorder (DVR). It is probably running Linux, like most currently popular multi-media appliances.Which variety of Linux would you expect to have been installed on it?
A desktop version with a friendly graphical interface
B. A server version, such as Red Hat Enterprise Linux
C. A specialized version with only the minimal set of software needed to accomplish its task
微信支付 
支付宝支付