20160408-Piece Culvert work

I. Organization and COORDINATION
1. What is the basic principle of organization and coordination (note)?
A: 1, the principle of fairness, impartiality, independence, 2, the principle of law, 3, the principle of good faith, 4, scientific principles.
2. What is the principle of science?
A: According to the scientific plan, the use of scientific means, the adoption of scientific methods, and after the completion of the project scientific summary.

3 , what are the supervision methods of organization and coordination?
Answer: 1, Supervision Meeting 2, Supervision Report 3, communication and coordination

4 , what is the key to meeting success? Remember
A: The key to the success of the Conference is to ensure that everyone's presence, agenda and leadership

5 , what are the measures to ensure the success of the meeting? Please describe the specific measures before, during and after the meeting.
A: 1. Preparatory measures before the meeting: including determining the purpose of the conference, determining who needs to participate and stating the purpose of the meeting, distributing the agenda of the meeting to the participants in advance, assigning each subject matter and who will be responsible for the topic, speaking or presiding over the discussion.
2, the Conference process grasps the principle: including on time starts the meeting, the designation record clerk, the commentary meeting goal and the agenda table, the urge but cannot dominate the meeting, summarizes the result at the end of the meeting, does not surpass the meeting plan time, evaluates the meeting process.
3, the implementation of the results of the principle: 24 hours to publish the results of the Conference, summary documents concise, clear the decisive opinions and list the action details, such as the responsible person, expected completion time and expected deliverables.

6 , who should organize the minutes of the meeting? What are the main contents? Remember
A: The project supervision meeting content is usually recorded by the designated supervision personnel, in addition to notes in accordance with the actual situation of the use of digital projects, camera equipment, audio pens and computers for recording and demonstration.
The contents include: Venue and time of the meeting, Moderator of the meeting, the name of the participants and the Office, the contents of the meeting and the resolution, and other matters.

7 , the formation of interpersonal communication conditions are often affected by what factors?
A: 1, appearance problems, 2, the attitude of similarity, 3, the complementarity of demand, 4, the proximity of time and space.

Second, the Information Network System Supervision Foundation
1. What are the platforms for the general system framework of Information network system integration?
A: 1, network Foundation Platform, 2, Network Service Platform, 3, network security platform, 4, network management platform, 5, environment platform.

2 , translation DWDM, PDS, SDH, PDH, VSAT, CATV? FDDI, DQDB, SMDS?
A: DWDM dense wavelength division multiplexing, PDS Cabling, SDH synchronous digital sequence, PDH quasi-synchronous digital system, VSAT digital satellite communication system, CATV cable TV network;

FDDI Fiber Distributed Data Network, DQDB distributed queue Dual bus, SMDS multi-gigabit data exchange service.

3 , what are the four types of WAN switching technology?
Answer: Frame Relay, TCP/IP, cell Exchange (ATM), MPLS

4 , what is the working principle of frame Relay? Remember
Answer: No error detection and correction, only packet forwarding.

5 , what is TCP/IP technology?
A: A flexible routing system is adopted, which is suitable for non-real-time information transmission by using non-connection-oriented service mode.

6 , what is ATM? What are the main differences between cell exchange and Frame relay?
A: Cell exchange refers to the exchange realized in units of cells, the main difference between cell exchange and Frame relay is that frame Relay frame length is variable, and the cell is composed of fixed-length units.

7 , what is MPLS? Please outline the definition.
A: MPLS takes full advantage of data label-guided packets for high-speed and efficient transmission on an open communication network by introducing connectivity patterns into a disconnected network, reducing network complexity, and being compatible with existing mainstream network technologies, greatly reducing costs.

8 what is the standard of IEEE802.3? 802.3U??? 802.3z/802.3ab?? Fddi?? Atm?
Answer: IEEE802.3 Ethernet standard, ieee802.3u Fast Ethernet standard, IEEE802.3Z/AB Gigabit Ethernet standard, FDDI Fiber Distributed Data Interface high-speed network standard, ATM asynchronous transfer mode.

9 , what are the six subsystems of the integrated cabling system? Remember
A: Workspace subsystem, horizontal subsystem, vertical subsystem, inter-device subsystem, management subsystem, complex subsystem
10, please brief six subsystems?
A: Workspace subsystem: Service Area subsystem consists of RJ45 jumper and information socket connected equipment;
Horizontal subsystem: Workspace information socket to the management subsystem wiring rack;
Inter-management Subsystem: Vertical subsystem and horizontal subsystem of the gathering place, white languish cabinet wiring rack, etc.
Vertical subsystem: The cable and wiring frame between the equipment and the inter-management;
Inter-device SUBSYSTEM: A collection of business cables and vertical systems for various access buildings;
Sub-system of buildings: cabling systems and devices between buildings and buildings.

One , what are the network tests? What kind of equipment is tested by each content? Remember
A: Cable testing, transmission channel testing, network testing; Fluke DPS4000 can be used

A , disk array, tape library, disc library, what are the main uses?
A: The disk array is mainly used for the real-time access of massive data in the network system, only with the library more for the large-volume data backup, the CD-ROM library main user network system of massive data access.

- , please describe the definition of Das, NAS, and SAN.
A: DAS: direct-attached storage relies on the server host operating system for data IO Read and write and storage maintenance management, data backup and recovery requirements occupy server host resources
Nas:nas is defined as a special dedicated data storage server, including storage devices and embedded system software, which provides cross-platform file sharing capabilities.
San: A Storage Area network (SAN) is a high-speed network or sub-network that provides data transfer between a computer and a storage system. A storage device is one or more disk devices that are used to store computer data.

- , post-disaster recovery, data replication patterns include synchronous data replication, asynchronous data replication, and periodic replication, described separately.
A: Synchronous data replication: Data is mirrored over the network, data volumes are consistent, and write on the Master System is not committed until they are successfully copied to the second system.
Asynchronous data replication: Let the primary site submit data before replicating to the second site, the second site may lag behind the primary site, but it is a more typical, second-level, or microsecond-good scenario that provides real-time replication.
Recurring replication: Periodically replicating data from the primary node to the second site.

the , a sentence briefly describes the role of FTP, TELNET, GOPHER, WWW, DNS.
A: File transfer and replication, connection and use of remote host, information retrieval menu-style retrieval, domain name address resolution

- , what is the definition of VPN and what are the three types?
A: Establish a private network on the public network for encrypted communication.
Divided into: Access VPN, intranet VPN, extranet VPN

- , what are the 2 parts of the implementation of any network system? Remember
Answer: logical design and physical implementation

- , Information Network system implementation steps are divided into which five steps?
A: 1, the network system and the main equipment parameters of the detailed settings, 2, the arrival of the network equipment acceptance, 3, all network equipment Add-on test 4, analog network debugging and connectivity testing; 5, actual network installation and commissioning

+ , Information Network system Process control commonly used supervision methods? Remember
A: 1, evaluation, 2, network simulation, 3, on-site side station, 4, spot test, 5, network performance test.

- , the acceptance of network integration System is divided into which 2 parts? Check what separately?
A: 1, network equipment Acceptance: Routers, switches, servers, firewalls and other network equipment acceptance;

2 , network system acceptance: mainly includes the system function acceptance and the performance acceptance two aspects.
Supervision of information Network system Preparation stage
1. What are the basic principles of project evaluation?
A: simplicity, flexibility, integrity, reliability, and economics

2 , the project report is generally composed of 2 major parts, which 2 of the content of what is what?
A: 1, the first part of the content includes: project name, project leader and organization Division of Labor, project agencies, participating units, collaboration units;

2 , the second part includes: Engineering background, the purpose and significance of engineering construction, current status and development trend, project construction content, project completion time, project budget estimates and so on.

3 , the feasibility of the analysis of the main four areas of concern?
A: 1, economic feasibility, 2, technical feasibility, 3, the system living environment feasibility, 4, a variety of options.

4 , what is the bidding process? Six big strides (note)
A: Bidding, bidding, bid opening, bid evaluation, award, awarding contract.

5 , what are the main steps of tendering?
A: 1, the project needs 2, the preparation of tender documents 3, the determination of 4, the issuance of tender notice or bid invitation 5, the prequalification of bids 6, the tender unit to bid and sell bids 7, organize the pre-opening meeting.

6 , the evaluation of the contractor's qualification is mainly based on which four factors? Remember
A: 1, Enterprise Qualification 2, Quality Management System 3, the implementation experience of related projects 4, the strength of the company.

7 , judgment: The person who has the interest of the tenderer is allowed to enter the evaluation committee.
Answer: Correct

20160408-Piece Culvert work