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Network+ N10-007 > 3.0 Network Operations > Flashcards

3.0 Network Operations Flashcards

1
Q

What defines proper system usage for employees when using information technology (IT) systems?

A

AUP

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2
Q

what type of policy would specify the rules and guidelines related to connecting a personally owned device to a corporate network?

A

BYOD policy

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3
Q

what policy are employees typically required to read and acknowledge that outlines user responsibilities?

A

AUP

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4
Q

what UDP-based encryption protocol is often used for VPN access?

A

DTLS (datagram transport layer security)

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5
Q

what protocol uses SSH with FTP to securely transfer files?

A

SFTP

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6
Q

why is telnet not recommended for use today?

A

lack of encryption

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7
Q

what should be used in place of telnet for better security?

A

SSH

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8
Q

what type of VPN allows users to access an internal network with a web browser?

A

SSL VPN

note that SSL VPNs often use TLS

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9
Q

what protocol would you use to transfer large files?

A

FTP

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10
Q

what type of system would you use to consolidate and analyze security logs from multiple systems, in addition to providing real-time monitoring?

A

SIEM (security information and event management)

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11
Q

what option should you use to ensure SNMPv3 command and information remains confidential?

A

the authProv security level

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12
Q

what protocol would you use to securely manage network devices?

A

SNMPv3

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13
Q

what should be done if a software update causes some features to no longer work?

A

Rollback the update

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14
Q

what process would an organization implement to ensure systems are kept up-to-date?

A

patch management

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15
Q

what is the best place to test updates to ensure they do not cause undesired outages?

A

Test server or test environment

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16
Q

what should a technician do if he is unable to complete a change within an approved maintenance window?

A

Rollback the change

17
Q

what provides fault tolerance and can ensure systems to continue to operate after a disaster?

A

Redundancy

18
Q

what is the term for combining multiple physical ports on a switch to a single virtual port?

A

port aggregation

19
Q

assuming backups are performed daily, what type of backup plan minimizes the amount of time needed to restore backups?

A

Full with differential backups

a full backup every day would also minimize the amount of time needed to restore backups, but performing full backups daily is typically not feasible

20
Q

assuming backups are performed daily, what type of backup plan minimizes the amount of time needed to perform backups?

A

Full with incremental backups

21
Q

what continuity of operations site is the cheapest?

A

Cold site

22
Q

what continuity of operations site provides the shortest recovery time?

A

Hot site

23
Q

what provides an estimate of the amount of time it would take to restore a failed system?

A

MTTR (mean time to recover)

24
Q

what provides a measure of a system’s reliability and would provide an estimate of how often it is likely to experience an outage?

A

MTBF (mean time between failures)

25
Q

what is provided with the use of two identical servers?

A

High availability and fault tolerance

26
Q

what does an organization use to ensure a service provider meets minimum performance expectations?

A

SLA

27
Q

what would you use to compare current network performance with past network performance to identify any changes?

A

Baseline

28
Q

where would you find the correct configuration settings for a server that was recently changed?

A

change management records

29
Q

where would cables from external sources connect to within an organization?

A

MDF (main distribution frame)

30
Q

what type of diagram would you use to identify the number of broadcast domains on a network?

A

logical network diagram

31
Q

what policy should you consult before opening ports on a firewall?

A

a change management policy

32
Q

what describes a document that provides instructions for performing a task?

A

SOP (standard operating procedure)

33
Q

you want to verify that a network change will improve performance. what would you create before implementing the change so that you can measure the improvement?

A

A baseline

34
Q

what policy should you follow before applying updates to network devices?

A

a change management policy

Network+ N10-007 (5 decks)

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