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the graphical environment may be disabled and can be different between each distribution. correct answers . Why do many administrators choose to use a command line interface on a Linux server? It can run without a graphical user interface and can also run multiple shell sessions at the same time correct answers . What makes Linux different from many other operating systems? command line interface correct answers What is a shell? 1.1.2 Shell facts correct answers What are the basic diffe...

Wi-Fi is a trademark, introduced in 1999 and owned by the Wi-Fi Alliance, that is used to brand wireless technologies that conform to the: correct answers 802.11 standard The Institute of Electrical and Electronics Engineers (IEEE) 802.11 family of standards, which range from 802.11a to 802.11n, are known collectively in standard jargon as: correct answers Wi-Fi Which of the following was the first wireless standard that saw any major usage outside of proprietary or custom deployments? cor...

Programming Language correct answers Artificial language, tells computer what to do, referred to as "Code" Popular Languages correct answers Python -Used for google search engine, YouTube, NASA C++ -Used for hardware design Javascript -Used to create effects within web browsers Ruby -Object oriented programming Grace Murray Hopper correct answers Debugged second computer by catching a moth Alan Kay correct answers Laptops, helped children and education How to learn a languag...

Normalization correct answers Process that assigns attributes to entities so that data redundancies are reduced or eliminated Denormalization correct answers A process by which a table is changed from a higher-level normal form to a lower-level normal form, usually to increase processing speed. Denormalization potentially yields data anomalies. Prime attribute correct answers A key attribute; that is, an attribute that is part of a key or is the whole key. Nonprime attribute /nonkey att...

Which statement best describes STP? correct answers STP is a Layer 2 loop prevention protocol for Ethernet LANS. Without STP on the Ethernet LAN, which three types of frames could cause a catastrophic loop in the network? (Choose three.) correct answers unknown unicast, multicast, broadcast What device is elected by the Spanning Tree Algorithm to which all other switches determine a single least-cost path? correct answers root bridge By default (without any configuration on a switch), w...

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The ________ interacts with the hardware and the _________ interacts with the user correct answers operating system, Shell A program is synonymous with a process. True or false? correct answers False Every character has a number associated with it. What is it called? correct answers the ASCII value If you see a prompt like mailhost login:, what do you think mailhost represents? correct answers The machine name If the system echoes Login incorrect, does it mean that your user-id is in...

1 - Combines the convenience and familiarity of the personal computer with the ability to share files and other computer resources 2- Provides multiuser access to network resources 3- Large computer that has historically offered extensive processing, mass storage, and client access for industrial-strength computing 4- Another name for server 5-Device that has a monitor and keyboard, but no CPU 6-Interface between the user and the operating system. 7-Base operating system 8-Name that ident...

Currently, the ____ project, a joint effort of experts from industry, academia, and government, is working to standardize UNIX. POSIX BSD ANSI Ubuntu correct answers POSIX Currently, the Portable Operating System Interface for UNIX (POSIX) project,a joint effort of experts from industry,academia,and government, is working to standardize UNIX. In the Linux Bash shell, the ____ key combination moves the cursor to the beginning of the command line. Ctrl+b Alt+d Alt+l Ctrl+a correc...

T/F UNIX was first written in the C programming language correct answers FALSE You can create a directory with the _____ command correct answers MKDIR UNIX discourages users to combine multiple programs to solve complex problems correct answers FALSE UNIX supports sophisticated pattern matching using advanced tools such as grep, sed, and awk. correct answers TRUE Processes in the ______are idle, pending availability of a CPU correct answers READY STATE Match the command to its res...