[2월-2023] 1년 업데이트를 연습할 수 있는 WCNA 무료 샘플 문제 [Q38-Q52]

질문 38
When you apply a display filter, the Status Bar indicates the total number ofpackets captured and the packets displayed.

질문 39
You may need to capture traffic at different points on the network to identify the location of packet loss.

질문 40
열은 패킷 목록 창에서 직접 새 위치로 드래그하여 순서를 변경할 수 있습니다.

질문 41
If a DHCP client does not receive an acknowledgment before the expiration of the rebinding time, the DHCP client must release its IP address and send a DHCP broadcast tolocate a DHCP server or Relay Agent.

질문 42
A TCP Acknowledgment Numberfield that is never incremented by a host after the TCP handshake indicates that no data is being received by that host.

질문 43
전송된 추적 파일을 열었는데 타임스탬프가 밀리초 수준의 시간 값만 제공하는 것을 발견했습니다. 이러한 패킷에 밀리초 단위의 세부 정보를 추가하도록 Wireshark를 활성화할 수 있습니다.

질문 44
You are analyzing network traffic, but you only see ARP queries – you do not see any ARP responses. What could cause this situation?

질문 45
ICMP is used as a messaging system for errors, alerts,and general notifications on an IP network.

질문 46
The IPv4 Total Length field defines the length of the IP header, valid data and data link padding.

질문 47
You will only see the TCP Urgent Pointer field if the URG bit is set to 1 in a TCP packet.

질문 48
Both the capture and display filter syntax for ARP requests and replies is arp.

질문 49
During an ideal data transfer process, the TCP Time-Sequence graph plot points should run from the lower left corner to the upper rightcorner in a diagonal line of i-bars.

질문 50
DNS responses contain four sections: Question, Answer RR, Authority RR and Additional RR.

질문 51

이 HTTP 패킷에 대한 설명 중 옳은 것은 무엇인가요?

질문 52
Network analysis is oftenconsidered ‘electronic surveillance’ or ‘wiretapping* and may be illegal.