To what environment variable will you assign or append a value if you need to tell the dynamic linker to look in a build directory for some of a program's shared libraries?

• A.LD_LOAD_PATH
• B.LD_LIB_PATH
• C.LD_LIBRARY_PATH
• D.LD_SHARE_PATH
• E.LD_RUN_PATH

Comment: *

Name: *

Email: *

Verification: *

Which of the following commands moves and resumes in the background the last stopped shell job?

• A.bg
• B.fg
• C.back
• D.run

Comment: *

Name: *

Email: *

Verification: *

Which of the following commands will reduce all consecutive spaces down to a single space?

• A.tr -r ' ' '\n' < a.txt > b.txt
• B.tr '\s' ' ' < a.txt > b.txt
• C.tr -s ' ' < a.txt > b.txt
• D.tr -c ' ' < a.txt > b.txt
• E.tr -d ' ' < a.txt > b.txt

Comment: *

Name: *

Email: *

Verification: *

What is the effect of the egrep command when the -v option is used?

• A.It enables color to highlight matching parts.
• B.It only outputs non-matching lines.
• C.It shows the command's version information.
• D.It changes the output order showing the last matching line first.

Comment: *

Name: *

Email: *

Verification: *

Which file should be edited to select the network locations from which Debian installation package files are loaded?

• A./etc/dpkg/dpkg.cfg
• B./etc/dpkg/dselect.cfg
• C./etc/apt/sources.list
• D./etc/apt/apt.conf.d
• E./etc/apt/apt.conf

Comment: *

Name: *

Email: *

Verification: *