Unix

What do 'ed' command 'r'?

• replace string

• read file

• read buffer

• recover string

What is more secure replacement for 'ftp'

• 'cp'

• 'scp'

• 'su'

• 'sudo'

What default number of strings does the command 'head' print?

• 0

• 50

• 10

What is 'ed' utility

• empirical distribution

• line editor

• emergency description

• engineering design

What command can you use to compare files?

• ed

• cmp

• diff

• file

What was the first worldwide network (in 1970s)

• UUCP

• Web

• ARPANET

• TCP/IP

What option should you define to command 'grep' to do search case-insensitive

• -i

• -E

• -f

• -w

What protocol is backbone of the Internet

• ARPA

• FTP

• HTTP

• TCP/IP

• UUCP

What option should you define to command 'grep' to do search regular expressions ?

• -i

• -E

• -f

• -w

What does 'ftp' utility

• upload/download files

• output files

• convert files