题目内容

Why is FTP use no longer considered up to modern standards? Select all answers that apply.

A. It transmits unencrypted passwords which can be intercepted.
B. It uses TCP/IP as a transmission protocol.
C. It does not work with many operating systems.
D. It is more than 40 years old and contains a lot of historical baggage.

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更多问题

Which of the following are command line utilities that can be used to download web pages? Select all answers that apply.

A. wget
B. ssh
C. curl
D. Epiphany

Which of the following are graphical browsers used in Linux? Select all answers that apply.

A. lynx
B. Mozilla Firefox
C. Konqueror
D. Google Chrome

Which command checks whether a host is online?

A. ping
B. route
C. traceroute
D. netstat

In an if statement, the ____ operator is used with a name as argument to check if it exists and is a directory.

A. -e
B. -d
C. -f
D. -s

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