知識経済の到来に従って、だんだん多くなる仕事は情報技術と緊密な関係があります。時代の要求のもとで、すべての人の事業、求職の就業の発展は、ますますコンピュータとネットワーク技術方面の素質が必要されています。“E時代“で、どのように自分を成功人にならせて、多い会社の合い争って招聘する人気がある人材になりますか？これみごとにドアーズ“金の鍵“を開けて、—IT専門技術の認証です。
現在国内のだんだん多くなりコンピュータ業界の人員が多種の方式で育成訓練を始めることにして、認証証明書を獲得します。特に、その年の大学卒業生と専門の証書を持ってない大志を抱く人は良い仕事を探し当てるため認証を取得します。はなはだもってはいくつかの海外留学生も証明書を持つことを将来国外の世渡りの本にもします。
以下は640-553の問題でございます、一緒に勉強しましょう
1.Which consideration is important when implementing Syslogging in your network?
A.Use SSH to access your Syslog information.
B.Enable the highest level of Syslogging available to ensure you log all possible event messages.
C.Log all messages to the system buffer so that they can be displayed when accessing the router.
D.Syncronize clocks on the network with a protocol such as Network Time Protocol.
Answer:D
2.Which statement is true when you have generated RSA keys on your Cisco router to prepare for secure
device management?
A.You must then zeroize the keys to reset secure shell before configuring other parameters.
B.The SSH protocol is automatically enabled.
C.You must then specify the general-purpose key size used for authentication with the crypto key
generate rsa general-keys modulus command.
D.All vty ports are automatically enabled for SSH to provide secure management.
Answer:B
3.What does level 5 in the following enable secret global configuration mode command indicate?
router#enable secret level 5 password
A.The enable secret password is hashed using MD5.
B.The enable secret password is hashed using SHA.
C.The enable secret password is encrypted using Cisco proprietary level 5 encryption.
D.Set the enable secret command to privilege level 5.
E.The enable secret password is for accessing exec privilege level 5.
Answer:E
6.Which of these correctly matches the CLI command(s) to the equivalent SDM wizard that performs
similar configuration functions?
A.Cisco Common Classification Policy Language configuration commands and the SDM Site-to-Site VPN
wizard
B.auto secure exec command and the SDM One-Step Lockdown wizard
C.setup exec command and the SDM Security Audit wizard
D.class-maps, policy-maps, and service-policy configuration commands and the SDM IPS wizard
E.aaa configuration commands and the SDM Basic Firewall wizard
Answer:B
7.What is the key difference between host-based and network-based intrusion prevention?
A.Network-based IPS is better suited for inspection of SSL and TLS encrypted data flows.
B.Network-based IPS provides better protection against OS kernel-level attacks against hosts and
servers.
C.Network-based IPS can provide protection to desktops and servers without the need of installing
specialized software on the end hosts and servers.
D.Host-based IPS can work in promiscuous mode or inline mode.
E.Host-based IPS is more scalable then network-based IPS.
F.Host-based IPS deployment requires less planning than network-based IPS.
Answer:C