Systems Administration Final Test Solutions - 627 Verified Questions

Systems Administration Final Test Solutions https://quizplus.com/study-set/1111 15 Chapters 627 Verified Questions

Systems Administration Final Test Solutions Course Introduction Systems Administration provides students with a thorough understanding of managing and maintaining computer systems and networks in organizational environments. The course covers fundamental concepts such as operating system installation, user and group management, file systems, system security, network configuration, backup and recovery, and automated task scheduling. Students will gain hands-on experience with common administrative tasks using both graphical user interfaces and command-line tools across various operating systems. Emphasis is placed on troubleshooting, performance monitoring, documentation, and best practices essential to ensuring seamless and secure system operations.

Recommended Textbook Network Guide to Networks 6th Edition by Tamara Dean

Available Study Resources on Quizplus 15 Chapters 627 Verified Questions 627 Flashcards Source URL: https://quizplus.com/study-set/1111

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Chapter 1: An Introduction to Networking Available Study Resources on Quizplus for this Chatper 41 Verified Questions 41 Flashcards Source URL: https://quizplus.com/quiz/21837

Sample Questions Q1) A common way of sharing resources on a peer-to-peer network is by modifying the ____ controls using the computer's operating system.

A) file-serving B) file-sharing C) resource-sharing D) resource-monitoring Answer: B Q2) Hardware diagnosis and failure alert are handled by ____.

A) network management services B) communication services C) access services D) Internet services Answer: A Q3) A ____ facilitates communication and resource sharing between other computers on the network.

A) servlet B) workstation C) personal computer D) server Answer: D To view all questions and flashcards with answers, click on the resource link above.

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Chapter 2: Network Standards and the OSI Model Available Study Resources on Quizplus for this Chatper 41 Verified Questions 41 Flashcards Source URL: https://quizplus.com/quiz/21838

Sample Questions Q1) In which OSI model layer does IP operate?

A) Physical B) Transport C) Network D) Data Link Answer: C Q2) Briefly describe IEEE's Project 802.

Answer: IEEE's Project 802 is an effort to standardize physical and logical elements of a network. IEEE developed these standards before the OSI model was standardized by ISO, but IEEE's 802 standards can be applied to the layers of the OSI model.

Q3) In which OSI model layer does TCP operate?

A) Physical B) Transport C) Network D) Data Link Answer: B Q4) ____________________ is the process of gauging the appropriate rate of transmission based on how fast the recipient can accept data.

Answer: Flow control To view all questions and flashcards with answers, click on the resource link above.

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Chapter 3: Transmission Basics and Networking Media Available Study Resources on Quizplus for this Chatper 41 Verified Questions 41 Flashcards Source URL: https://quizplus.com/quiz/21839

Sample Questions Q1) Many network problems can be traced to poor cable ____ techniques.

A) manufacturing B) engineering C) installation D) planning Answer: C Q2) Which standard is also known as structured cabling?

A) TIA/EIA Commercial Building Wiring Standard B) TIA/EIA RS-232 (Recommended Standard 232) C) TIA/EIA 568A Standard D) TIA/EIA 568BA Standard Answer: A Q3) Describe the benefits of fiber-optic cabling over copper cabling.

Answer: Fiber-optic cable provides the following benefits over copper cabling: · Extremely high throughput · Very high resistance to noise · Excellent security · Ability to carry signals for much longer distances before requiring repeaters than copper cable · Industry standard for high-speed networking To view all questions and flashcards with answers, click on the resource link above.

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Chapter 4: Introduction to TCP/IP Protocols Available Study Resources on Quizplus for this Chatper 41 Verified Questions 41 Flashcards Source URL: https://quizplus.com/quiz/21840

Sample Questions Q1) Describe the size differences in IPv4 and IPv6 IP addresses.

Q2) A UDP header contains ____fields.

A) four B) six C) eight D) ten Q3) In the TCP/IP protocol suite, ____ is the core protocol responsible for logical addressing.

A) TCP B) UDP C) IP D) ARP Q4) If your network does not need or use APIPA, it must be uninstalled to avoid conflicts.

A)True B)False Q5)

TCP

ensures

reliable

data

delivery

through

sequencing

____________________.

Q6) Describe the DHCP leasing process.

Q7) Describe how ARP improves efficiencyPage of MAC-to-IP address mappings.

6 Q8) Define and describe DDNS (Dynamic DNS).

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Chapter 5: Topologies and Ethernet Standards Available Study Resources on Quizplus for this Chatper 39 Verified Questions 39 Flashcards Source URL: https://quizplus.com/quiz/21841

Sample Questions Q1) ____________________ is a component of a network's logical topology that determines how connections are created between nodes.

Q2) Briefly describe the IEEE 802.3af standard. Use an analogy and explain why it is useful.

Q3) Without ____, a bus network would suffer from signal bounce.

A) hubs B) repeaters C) terminators D) jamming Q4) A ____ occurs when two transmissions interfere with each other.

A) jam B) collision C) carrier sense D) multiple access event Q5) A physical topology ____.

A) specifies device types B) depicts a network in broad scope C) specifies connectivity methods D) specifies addressing schemes Pagelogical 7 Q6) Explain why it is important to understand topologies.

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Chapter 6: Network Hardware, Switching, and Routing Available Study Resources on Quizplus for this Chatper 41 Verified Questions 41 Flashcards Source URL: https://quizplus.com/quiz/21842

Sample Questions Q1) At its most primitive, a ____ is a repeater with more than one output port.

A) base B) hub C) switch D) bridge Q2) Describe two popular types of gateways.

Q3) Each time a computer starts up, the device drivers for all its connected peripherals are loaded into ____.

A) ROM B) EEPROM C) RAM D) CMOS Q4) Advances in NIC technology are making this hardware smarter than ever.

A)True B)False Q5) A(n) ____________________ NIC is integrated into the motherboard.

Q6) On a Linux workstation, a popular utility called ____________________ allows you to view and change NIC settings.

Q7) Define wireless NICS. Include a description Page 8 of disadvantages associated with their use.

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Chapter 7: Wide Area Networks Available Study Resources on Quizplus for this Chatper 41 Verified Questions 41 Flashcards Source URL: https://quizplus.com/quiz/21843

Sample Questions Q1) A(n) ____ is the place where a telephone company terminates lines and switches calls between different locations.

A) CO B) EO C) DO D) TO Q2) ____ WANs are the most fault-tolerant type of WAN because they provide multiple routes for data to follow between any two points.

A) Bus B) Star C) Mesh D) Tiered Q3) The data rate of a particular SONET ring is indicated by its ____, a rating that is internationally recognized by networking professionals and standards organizations.

A) OC (Optical Carrier) level B) CIR (committed information rate) C) BRI (Basic Rate Interface) D) DS0 (digital signal, level 0) To view all questions and flashcards with answers, click on the resource link above.

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Chapter 8: Wireless Networking Available Study Resources on Quizplus for this Chatper 40 Verified Questions 40 Flashcards Source URL: https://quizplus.com/quiz/21844

Sample Questions Q1) WiMAX is defined by the IEEE 802.11 standard.

A)True B)False Q2)

The

use

of

multiple

frequencies

to

transmit

a

signal

is

known

as

____________________ technology.

Q3) What is the purpose of the Frame Control field in an 802.11 frame?

Q4) Describe what an administrator can do if during a wireless router configuration, something goes awry.

Q5) An ad hoc arrangement would work well for a WLAN with many users.

A)True B)False Q6) Describe the wireless spectrum.

Q7) In the case of connecting two WLANs, access points could be as far as ____ feet apart.

A) 500 B) 800 C) 1000 D) 1200 Page 10 Q8) Define reassociation and provide two examples explaining when it occurs.

Q9) Describe the FHSS and DSSS spread spectrum technologies.

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Chapter 9: In-Depth TCP/IP Networking Available Study Resources on Quizplus for this Chatper 41 Verified Questions 41 Flashcards Source URL: https://quizplus.com/quiz/21845

Sample Questions Q1) Describe four features of IMAP4.

Q2) When using classful IPv4 addressing, a network ID always ends with an octet of ____.

A) 0 B) 00000000 C) 1 D) 255 Q3) The gateways that make up the Internet backbone are called ____ gateways.

A) proxy B) core C) Internet D) default Q4) In classful addressing, Class C IPv4 address host information is located in the ____.

A) last 8 bits B) last 16 bits C) first 8 bits D) first 16 bits Q5) Describe the formula determining how to modify a default subnet mask to create subnets.

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Chapter 10: Virtual Networks and Remote Access Available Study Resources on Quizplus for this Chatper 41 Verified Questions 41 Flashcards Source URL: https://quizplus.com/quiz/21846

Sample Questions Q1) In a(n) ____________________ VPN, clients, servers, and other hosts establish tunnels with a private network using a remote access server or VPN gateway.

Q2) The physical computer on a virtual machine is known as a ____.

A) guest B) client C) host D) server Q3) To connect to a network, a virtual machine requires a ____.

A) virtual switch B) virtual adapter C) physical switch D) virtual MAC address Q4) ____ is the remote virtual computing software that comes with Windows client and server operating systems.

A) Remote Server B) Remote Client C) Remote Windows D) Remote Desktop Q5) Describe PPPoE. 13 click on the resource link above.

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Chapter 11: Network Security Available Study Resources on Quizplus for this Chatper 41 Verified Questions 41 Flashcards Source URL: https://quizplus.com/quiz/21847

Sample Questions Q1) Describe the two phases IPSec use to accomplish authentication.

Q2) Define SSH (secure shell) and explain the threats it guards against. Include an explanation of the encryption algorithms that may be used with it.

Q3) In ____, both computers verify the credentials of the other.

A) mutual authorization B) mutual access C) mutual authentication D) mutual verification Q4) A ____ attack occurs when a hacker tries numerous possible character combinations to find the key that will decrypt encrypted data.

A) flashing B) denial-of-service C) dictionary D) brute force Q5) By default, the 802.11 standard offers substantial security.

A)True B)False Q6) Explain how to block traffic attempting to exit a LAN and discuss why an administrator would want to do this.

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Chapter 12: Voice and Video Over IP Available Study Resources on Quizplus for this Chatper 41 Verified Questions 41 Flashcards Source URL: https://quizplus.com/quiz/21848

Sample Questions Q1) An off-the-shelf workstation can be programmed to act like an IP telephone.

A)True B)False Q2) ____________________ performs the same functions as MGCP, but using different commands and processes.

Q3) Explain how gateways on a converged network exchange and translate signaling and control information with each other so that voice and video packets are properly routed through the network.

Q4) Describe five capabilities to which SIP is limited.

Q5) SIP and H.323 account for communication between media gateways.

A)True B)False Q6) IPTV, videoconferencing, streaming video, and IP multicasting belong to the range of services known as ____.

A) voice over IP B) data over IP C) video over IP D) Web over IP Q7) Describe six functions performed by signaling Page 15 protocols.

Q8) Describe IP telephones and how they are connected to a network.

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Chapter 13: Troubleshooting Network Problems Available Study Resources on Quizplus for this Chatper 41 Verified Questions 41 Flashcards Source URL: https://quizplus.com/quiz/21849

Sample Questions Q1) Describe five causes of unreliable network connectivity.

Q2) ____ are frames that are not actually data frames, but aberrations caused by a device misinterpreting stray voltage on the wire.

A) Jabbers B) Ghosts C) Giants D) Runts Q3) Describe five functions all network monitoring tools perform.

Q4) ____ is a fundamental property of wire that depends on a wire's molecular structure and size.

A) Voltage B) Current C) Resistance D) Impedance Q5) A ____ can be used to intercept a telephone conversation.

A) sniffer B) protocol analyzer C) network monitor D) butt set Page 16 network tools.

Q6) Describe three advantages of using wireless To view all questions and flashcards with answers, click on the resource link above.

Chapter 14: Ensuring Integrity and Availability Available Study Resources on Quizplus for this Chatper 41 Verified Questions 41 Flashcards Source URL: https://quizplus.com/quiz/21850

Sample Questions Q1) ____ is intended to eliminate single points of failure.

A) Availability B) Redundancy C) Contingency D) Integrity Q2) Protection against harmful code involves more than just installing anti-malware software.

A)True B)False Q3) ____________________ refers to a collection of disks that provide fault tolerance for shared data and applications.

Q4) Describe clustering and explain why it is more cost-effective than mirroring for large networks.

Q5) Explain why it is important to keep backups, boot disks, and emergency repair disks current and available.

Q6) Many bots spread through the ____________________, a protocol that enables users running client software to communicate instantly with other participants in a chat room on the Internet.

Q7) What is integrity checking?

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Chapter 15: Network Management Available Study Resources on Quizplus for this Chatper 41 Verified Questions 41 Flashcards Source URL: https://quizplus.com/quiz/21851

Sample Questions Q1) A network management agent is a ____ that collects information about a device's operation and provides it to the network management application.

A) software routine B) hardware device C) GUI D) probe Q2)

____________________

refers

to

the

assessment,

monitoring,

and

maintenance of all aspects of a network.

Q3) List six characteristics software running on network devices may use to prioritize traffic.

Q4) Explain how a network management application can present an administrator with results after data is collected.

Q5) A(n) ____ is a graphical representation of a network's wired infrastructure.

A) Multi Router Traffic Grapher B) network diagram C) wiring schematic D) event viewer Q6) The definition of managed devices and their data are collected in a(n) ____________________.

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