NEW QUESTION: 2
응용 프로그램 시스템에 대한 무단 수정 거부는 다음을 사용하여 수행 할 수 있습니다.
A. 일대일 검사.
B. 구현 제어.
C. 배치 컨트롤.
D. 프로그램 검사.
Answer: B
Explanation:
General controls include organizational controls, such as a policy an implementation control) that requires new programs and changes in programs after adequate testing) to be formally approved before being put into operation implemented). This policy is reflected in the maintenance of approval and change sheets with appropriate authorizations.
NEW QUESTION: 3
A. Option C
B. Option E
C. Option B
D. Option A
E. Option D
Answer: A
Explanation:
Modern Ethernet networks built with switches and full-duplex connections no longer utilize CSMA/CD. CSMA/CD is only used in obsolete shared media Ethernet (which uses repeater or hub).
NEW QUESTION: 4
Refer to the graphic.
Host A is communicating with the server. What will be the source MAC address of the frames received by Host A from the server?
A. the MAC address of the server network interface
B. the MAC address of router interface e0
C. the MAC address of router interface e1
D. the MAC address of host A
Answer: B
Explanation:
Explanation/Reference:
Host A and the Server are on different subnets and are separated by routers, so the MAC address of the Server will never get back to Host A: the router will decapsulate the frames that the Server sends. The router will re-encapsulate the packets from the Server and and put its own MAC address on the outbound interface (e0) in the frames. Host A will see the MAC address of router interface e0.
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