Chapter 2 Managing Software

Question 1

What is the most popular package manager in the Linux world?

Answer 1

RPM Package Manager

Question 2

Red Hat is broken out into three distributions. What are they? pg 50

Answer 2

Fedora, Red Hat Ent Linux,CenOS

Question 3

What is the build number? pg 51

Answer 3

The number following the version number is the build number.

Question 4

According to table 2.1 on page 53 what operation symbol Installs a package.

Answer 4

-i

Question 5

What does the operation –rebuild do? pg 53

Answer 5

Builds a binary package, given source code and configurations.

Question 6

how can you identify processes that consume an inordinate amount of CPU Time?

Answer 6

you can use the top utility or the ps utility with appropriate switches.

Question 7

what is the function of the top command?

Answer 7

top displays an or ordered process list, updating it frequently. by default top orders processes by CPU use, but you can give it commands to order processes by other critera

Question 8

What common package management systems include support for dependency tracking? pg 52

Answer 8

The Red Hat Package Manage (RPM) and Debian package system includes such support.

Question 9

You want to kill a process by name. What command do you use to do this?

Answer 9

type killall processname or you can use ps to find the ID (PID) of the process and use the kill.

Question 10

what tools are most commonly used to install or remove Debian Packages?

Answer 10

dselect, dpkg, apt-get and GUI front ends to these.

Question 11

true of false- pg 87

Answer 11

the -N option causes ldconfig not to preform its primary duty of updating the library cache. It will though update symbolic links to libraries,which is a secondary duty of this program.

Question 12

what is the process ID?

Answer 12

the process ID (PID) is a number that’s associated with the process.