New year, new me. New knowledge also? Activity END

New year, new me. New knowledge also?

Please answer the questions below:

Cloud Computing

Q1: Which of the following statements are correct about the customization capability of ManageOne OC (Operation Center)?
     A.  OC supports accessing heterogeneous management systems. Southbound APIs can be customized based on project requirements.
     B.  It allows process customization.
     C.  OC provides northbound O&M APIs to interact with OpenStack APIs.
     D.  It supports page integration.

Q2: Which of the following components should be deployed in active/standby mode in FusionSphere cloud data center scenarios to enhance management system reliability?
     A.  Virtual Resource Manager (VRM)
     B.  Meta Data Controller (MDC)
     C.  FusionStorage Manager (FSM)
     D.  ManageOne Service Center (SC) & Operation Center (OC)

Server

Q3: If InfiniBand network devices are used in an HPC network, the devices used as core switches are usually called (    ).

A.           HCA

B.            TOR

C.            Director Switch

D.           Cable

FusionInsigt

Q4: We want to train the decision tree on a big data set. To save time, we can (  )

A.  Increase the tree depth.

B.  Increase the learning rate.

C.  Reduce the tree depth.

D.  Reduce the number of trees.

Unified Communication and IP Telephony

Q5: To realize the outgoing call, which of the following are the necessary procedures when configure the U1900s?

A. Ofice route and office selection code

B. Outgoing call prefix

C. User number

D. Trunk

eLTE：

Q6: Which of the following ports is used to connect the LMT client to the eNodeB for local maintenance? (The board is a UMPT)

A.   USB 

B.    ETB

C.    FE/GE0

D.   FE/GE1

GSM-R:

Q7: What is the channel spacing of the GSM-R system?

A.   100KHz

B.    200KHz 

C.    300KHz

D.   400KHz

Switches

Q8: Which of the following description is CORRECT?

A.   Port isolation cannot block layer 3 communication

B.    In VLAN aggregation, the hosts in the same separate VLAN cannot communicate with each other.

C.    RSTP P/A mechanism can work normal on the broadcast link.

D.   The stacked switches can be used to establish an M-LAG as an independent device.

Security

Q9: Which of the following description about the USG firewall session table entry below is CORRECT?

[USG6000]display firewall session table verbose

 Current Total Sessions : 1

icmp  VPN: public --> public  ID: c387fc6f9a0912870b60000a8d

Zone: local --> trust  TTL: 00:00:20  Left: 00:00:06

Recv Interface: InLoopBack0

Interface: GigabitEthernet1/0/0  NextHop: 10.1.11.2  MAC: 5489-9808-4e7f

<--packets: 5 bytes: 420 --> packets: 5 bytes: 420

10.1.11.1:52651 --> 10.1.11.2:2048 PolicyName: local_trust

A.   ICMP error packet triggers this session table entry generation.

B.    This session entry is  is backed up from the hot standby peer device.

C.    The ICMP reply packets received on interface G0/0/1 will be blocked.

D.   The packets will be forwarded to device 5489-9808-4e7f

WLAN

Q10: Which of the following description about the WLAN is NOT CORRECT? 

A.   802.11ax support both 2.4GHz and 5GHz band.

B.    Wi-Fi 6 supports DL 8x8 MU-MIMO.

C.    To locate a terminal, at least two APs should be enabled.

D.   AP must configure same SSID and security policy on the 5 GHz and 2.4 GHz radios if implementing band steering.

Winners