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Total Questions : 885 | Page 66 of 89 pages
Question 651. Which statements are true regarding ICMP packets?1. ICMP guarantees datagram delivery.2. ICMP can provide hosts with information about network problems.3. ICMP is encapsulated within IP datagrams.4. ICMP is encapsulated within UDP datagrams.
  1.    1 only
  2.    1 and 4
  3.    All of these
  4.    2 and 3
 Discuss Question
Answer: Option D. -> 2 and 3
Question 652. Which layer 4 protocol is used for a Telnet connection?
  1.    TCP
  2.    UDP
  3.    IP
  4.    TCP/IP
 Discuss Question
Answer: Option A. -> TCP
Question 653. Which of the following are layers in the TCP/IP model?1. Application2. Session3. Transport4. Internet5. Data Link6. Physical
  1.    3, 4 and 5
  2.    2, 3 and 5
  3.    1, 3 and 4
  4.    1 and 2
 Discuss Question
Answer: Option C. -> 1, 3 and 4
Question 654. Which of the following is the decimal and hexadecimal equivalents of the binary number 10011101?
  1.    155, 0x9B
  2.    157, 0x9D
  3.    159, 0x9F
  4.    185, 0xB9
 Discuss Question
Answer: Option B. -> 157, 0x9D
Question 655. Which of the following protocols uses both TCP and UDP?
  1.    FTP
  2.    SMTP
  3.    DNS
  4.    Telnet
 Discuss Question
Answer: Option C. -> DNS
Question 656. Which of the following commands sets the secret password to Cisco?
  1.    enable secret Cisco
  2.    enable secret password Cisco
  3.    enable password Cisco
  4.    enable secret cisco
 Discuss Question
Answer: Option A. -> enable secret Cisco
Question 657. Which of the following are TCP/IP protocols used at the Application layer of the OSI model?1. IP2. TCP3. Telnet4. FTP5. TFTP
  1.    3, 4 and 5
  2.    1, 3 and 5
  3.    1 and 3
  4.    All of these
 Discuss Question
Answer: Option A. -> 3, 4 and 5
Question 658. What is the address range of a Class B network address in binary?
  1.    110xxxxx
  2.    0xxxxxxx
  3.    01xxxxxx
  4.    10xxxxxx
 Discuss Question
Answer: Option D. -> 10xxxxxx
Question 659. What protocol is used to find the hardware address of a local device?
  1.    IP
  2.    RARP
  3.    ARP
  4.    ICMP
 Discuss Question
Answer: Option C. -> ARP
Question 660. You type show running-config and get this output:[output cut]Line console 0 Exec-timeout 1 35 Password BIXPASSWD Login[output cut]What do the two numbers following the exec-timeout command mean?
  1.    If no commands have been typed in 1 minute and 35 seconds, the console connection will be closed.
  2.    If no router activity has been detected in 1 hour and 35 minutes, the console will be locked out.
  3.    If you're connected to the router by a Telnet connection, input must be detected within 1 minute and 35 seconds or the connection will be closed.
  4.    If no command has been typed in 35 seconds, the console connection will be closed.
 Discuss Question
Answer: Option A. -> If no commands have been typed in 1 minute and 35 seconds, the console connection will be closed.

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