RPM Package Managment: 1. How to check the installed software(rpm’s) on Redhat Linux? Answer: $ rpm -qa pkg_name (or) rpm -qa |grep pkg_name* 2. How to install specific software package using rpm command on Redhat Linux ? Answer: $ rpm -ivh pkg_name 3. How to remove a pkg using rpm? Answer: $ rpm -ev pkg_name 4. How to upgrade existing package using rpm? Answer: $ rpm -Uvh pkg_name 5. How to display the list of installed software package’s files? Answer: $ rpm -ql pkg_name 6. How to get information on installed pkg? Answer: $ rpm -qi pkg_name 7.How to find files belongs to which rpm package? Answer: $ rpm -qf file_location $ rpm -qf /etc/ssh/sshd_config 8.How to display list of configuration files for specific package? Answer: $ rpm -qc pkg_name 9.How to display a list of recently installed software? Answer: $ rpm -qa -list $ rpm -qa --list | head 10. How to get the list of dependencies for specific rpm file? Answer: $ rpm -qpR rpm_pkg_file.rpm $ rpm -qpR nautilus-sendto-2.28.2-3.el6.x86_64.rpm 11.How to get the list of dependencies for specific package? Answer: $ rpm -qR pkg_name Answer: $ rpm -qc pkg_name 9.How to display a list of recently installed software? Answer: $ rpm -qa -list $ rpm -qa --list | head 10. How to get the list of dependencies for specific rpm file? Answer: $ rpm -qpR rpm_pkg_file.rpm $ rpm -qpR nautilus-sendto-2.28.2-3.el6.x86_64.rpm 11.How to get the list of dependencies for specific package? Answer: $ rpm -qR pkg_name Answer: $ rpm -qc pkg_name 9.How to display a list of recently installed software? Answer: $ rpm -qa -list $ rpm -qa --list | head 10. How to get the list of dependencies for specific rpm file? Answer: $ rpm -qpR rpm_pkg_file.rpm $ rpm -qpR nautilus-sendto-2.28.2-3.el6.x86_64.rpm 11.How to get the list of dependencies for specific package? Answer: $ rpm -qR pkg_name Answer: $ rpm -qc pkg_name 9.How to display a list of recently installed software? Answer: $ rpm -qa -list $ rpm -qa --list | head 10. How to get the list of dependencies for specific rpm file? Answer: $ rpm -qpR rpm_pkg_file.rpm $ rpm -qpR nautilus-sendto-2.28.2-3.el6.x86_64.rpm 11.How to get the list of dependencies for specific package? Answer: $ rpm -qR pkg_name Answer: $ rpm -qc pkg_name 9.How to display a list of recently installed software? Answer: $ rpm -qa -list $ rpm -qa --list | head 10. How to get the list of dependencies for specific rpm file? Answer: $ rpm -qpR rpm_pkg_file.rpm $ rpm -qpR nautilus-sendto-2.28.2-3.el6.x86_64.rpm 11.How to get the list of dependencies for specific package? Answer: $ rpm -qR pkg_name Answer: $ rpm -qc pkg_name 9.How to display a list of recently installed software? Answer: $ rpm -qa -list $ rpm -qa --list | head 10. How to get the list of dependencies for specific rpm file? Answer: $ rpm -qpR rpm_pkg_file.rpm $ rpm -qpR nautilus-sendto-2.28.2-3.el6.x86_64.rpm 11.How to get the list of dependencies for specific package? Answer: $ rpm -qR pkg_name Answer: $ rpm -qc pkg_name 9.How to display a list of recently installed software? Answer: $ rpm -qa -list $ rpm -qa --list | head 10. How to get the list of dependencies for specific rpm file? Answer: $ rpm -qpR rpm_pkg_file.rpm $ rpm -qpR nautilus-sendto-2.28.2-3.el6.x86_64.rpm 11.How to get the list of dependencies for specific package? Answer: $ rpm -qR pkg_name Answer: $ rpm -qc pkg_name 9.How to display a list of recently installed software? Answer: $ rpm -qa -list $ rpm -qa --list | head 10. How to get the list of dependencies for specific rpm file? Answer: $ rpm -qpR rpm_pkg_file.rpm $ rpm -qpR nautilus-sendto-2.28.2-3.el6.x86_64.rpm 11.How to get the list of dependencies for specific package? Answer: $ rpm -qR pkg_name Answer: $ rpm -qc pkg_name 9.How to display a list of recently installed software? Answer: $ rpm -qa -list $ rpm -qa --list | head 10. How to get the list of dependencies for specific rpm file? Answer: $ rpm -qpR rpm_pkg_file.rpm $ rpm -qpR nautilus-sendto-2.28.2-3.el6.x86_64.rpm 11.How to get the list of dependencies for specific package? Answer: $ rpm -qR pkg_name Answer: $ rpm -qc pkg_name 9.How to display a list of recently installed software? Answer: $ rpm -qa -list $ rpm -qa --list | head 10. How to get the list of dependencies for specific rpm file? Answer: $ rpm -qpR rpm_pkg_file.rpm $ rpm -qpR nautilus-sendto-2.28.2-3.el6.x86_64.rpm 11.How to get the list of dependencies for specific package? Answer: $ rpm -qR pkg_name Answer: $ rpm -qc pkg_name 9.How to display a list of recently installed software? Answer: $ rpm -qa -list $ rpm -qa --list | head 10. How to get the list of dependencies for specific rpm file? Answer: $ rpm -qpR rpm_pkg_file.rpm $ rpm -qpR nautilus-sendto-2.28.2-3.el6.x86_64.rpm 11.How to get the list of dependencies for specific package? Answer: $ rpm -qR pkg_name Answer: $ rpm -qc pkg_name 9.How to display a list of recently installed software? Answer: $ rpm -qa -list $ rpm -qa --list | head 10. How to get the list of dependencies for specific rpm file? Answer: $ rpm -qpR rpm_pkg_file.rpm $ rpm -qpR nautilus-sendto-2.28.2-3.el6.x86_64.rpm 11.How to get the list of dependencies for specific package? Answer: $ rpm -qR pkg_name Answer: $ rpm -qc pkg_name 9.How to display a list of recently installed software? Answer: $ rpm -qa -list $ rpm -qa --list | head 10. How to get the list of dependencies for specific rpm file? Answer: $ rpm -qpR rpm_pkg_file.rpm $ rpm -qpR nautilus-sendto-2.28.2-3.el6.x86_64.rpm 11.How to get the list of dependencies for specific package? Answer: $ rpm -qR pkg_name 12.How to remove the package without checking the dependency? Answer: $ rpm -ev --nodeps pkg_name 1.What is yum ? Answer: yum is yellow update manager which is a front end tool for package management. All the rpm commands activity can be carried out using yum command in automated way.Yum mechanism will automatically resolve the dependencies unlike rpm commands. 2.How to install packages using yum ? Answer: $ yum install pkg_name 3.How to configure yum repository in Redhat Linux? Tutorial: http://www.unixarena.com/2013/05/how-to-create-yum-repository-in-redhat.html 4.How to update the package using yum? Answer: $ yum update pkg_name 5.How to search the package in yum ? Answer: $ yum search pkg_name 7.How to check the updates for yum repository ? Answer: Answer:yum check-update 8. More: http://www.unixarena.com/2013/08/linux-interview-questions-package.html ------ - Parallel Programming Concepts and High-Performance Computing: https://cvw.cac.cornell.edu/Parallel/machines - Vectorization Virtual Workshop https://www2.cisl.ucar.edu/training/xsede/vectorization - Introduction to Parallel Programming with MPI and OpenMP https://www2.cisl.ucar.edu/user-support/training/library/intro-mpi-omp - Introduction to Performance Tuning and Optimization - An Introduction to C Programming https://cvw.cac.cornell.edu/Cintro/ - An Introduction to Linux https://cvw.cac.cornell.edu/Linux/ - Introduction to autoConf http://www.gnu.org/software/autoconf/autoconf.html GNU Build System: http://www.gnu.org/software/autoconf/manual/autoconf-2.67/html_node/The-GNU-Build-System.html https://www2.cisl.ucar.edu/resources/computational-systems/yellowstone/utilities interview questions: http://www.nextstep4it.com/redhat-linux-interview-questions-and-answers-part5/ ----------------------------------------------------- http://fluidapp.com/ https://plus.google.com/hangouts