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your a software developer, and you`ve just created a program that uses a new set of shared libraries. After creating the new library directories, and moving the library files to them, you try to run the new program. But, you receive an error message about missing libraries. What command would you enter to fix this problem?(assume that you are logged into the command-line session as root. |
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ldconfig
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Open source software is freeley developed and continuously improved by a large community of software developers..True or False |
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True |
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Linux is merely one product of open source development.True or False |
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True |
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It is better to keep as many support modules in the kernel as possible.True or False |
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False |
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Each computer participating on the internet must have an IP addressTrue or False |
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True |
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It is difficult to port software designed for unix to linux.True or False |
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False |
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A "____" is a piece of software that tells the operating system how to use a specific hardware device.-system server-graphical user interface-user interface-device driver |
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device driver |
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The "___" indicates the stability of a linux kernel.- major number- production kernel- minor number- revision number |
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minor number |
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the concept of "___" enables software developers to read the source code of other peoples software, modify that source code to make the program better, and redistribute that source code to other developers who might improve it further.- open source software- linux- closed source software- freeware |
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open source software |
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"___" is software that is distributed free of charge, but the source code is not available- open source software- closed source software- freeware- shareware |
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freeware |
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the "___" stipulates that the source code of any software published under its license must be freely available - artistic license- GNU public license- Free software foundation- Freeware |
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GNU public license |
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Consider the phrase "collaboration between several developers with a common need speeds up software creation, and when bugs in the software are found by these users, bug fixes are created very quickly" from the chapter. This statement desribes which advantage of the linux operating system- ease of customisation- flexibility for different hardware platforms- risk reduction-stability and security |
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stability and security |
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HOWTO documents are centrally collected by the "___"- linux documentation project- GNU project- Free software foundation- Linux user groups |
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Linux documentation project |
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which of the following is the greatest expense for companies using linux- software upgrades- additional software- hiring staff to maintain the system- operating system cost |
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hiring staff to maintain the system |
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Solaris, HP-UX and AIX are all "___" of unix- versions- flavors- types- instances |
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flavors |
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the source code for linux was released in - 1987- 1990- 1991- 1993 |
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1991 |
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the core componet of the GUI in linux is referred to as - GNOME- KDE- Red Hat- X Windows |
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X windows |
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A "___" is merely a compressed archive of files that usually contain scripts that install the software contents to the correct location on the system.- package manager- DBMS- tarball- router |
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tarball |
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a "___" service provides an efficient method for transferring files over the internet.- FTP- DNS- Web- Mail |
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FPT |
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a "___" service allows users on a network to post messages in forums.- FTP- News- Web- DNS |
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News |
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companies and institutions using computers to perform extraordinary large calculations that would be unsuitable for most computers would employ a - scientific/engineering workstation- application server- supercomputer- office workstation |
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supercomputer |
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"___" consists of the physic components inside a computer and are electrical in nature |
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hardware |
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the "___" is the core component of the linux operating system |
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lnux kernel |
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linux kernel version 3.4.4 is a "___" kernel |
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production |
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the ability for a computer to increase workload as the number of processes increases is known as "___" |
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scaleability |
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linux kernel version 3.5.4 is a "___" kernel |
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development |
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linux kernel version 3.4.4 is a "___" kernel |
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stable |
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Both stable and development kernels will have releases at various intervals True or False |
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True |
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clock speed alone determines the speed in whic a computer can work-true-false |
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false |
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almost all USB devides can be attached to the computer while it is on for the operating system to detect and use.-true-false |
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true |
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keyboards and mice are devices that facilitate user input and direction-true-false |
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true |
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any operating system can be installed on any computer, regardless of the computers hardware.-true-false |
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false |
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asymmetric multiprocessing (known as ASMP) |
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an ASMP system assigns certain tasks only to certain processors |
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Symmetric multiprocessing (known as SMP) |
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involves a multiprocessor computer hardware architecture where two or more identical processors are connected to a single shared main memory and are controlled by a single OS instance. |
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The ____ stores information for retrieval in a separate computer chip that is connected to the processor via a high-speed link.
--level 1 (L1) cache--level 2 (L2) cache--level 3 (L3) cache-- control unit |
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level 2 (L2) cache |
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____ refers to a system in which each processor is given a certain role or set of tasks to complete independently of the other processors.-- CISC-- SMP-- ASMP-- RISC |
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ASMP |
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