Worksheets31.10.2020_EC8563 COMMUNICATION NETWORKS LAB -VIVA VOCE-QUIZ
Total questions: 5
Worksheet time: 5mins
1) The protocol data unit(PDU) for the application layer in the Internet stack is
(A) Segment
(B) Datagram
(C) Message
(D) Frame
2) In the IPv4 addressing format, the number of networks allowed under Class C addresses is
(A) 2^14
(B) 2^7
(C) 2^21
(D) 2^24
3) An Internet Service Provider(ISP) has the following chunk of CIDR-based IP addresses available with it:245.248.128.0/20. The ISP wants to give half of this chunk of addreses to Organization A, and a quarter to Organization B, while retaining the remaining with itself. Which of the following is a valid allocation of addresses to A and B?
(A) 245.248.136.0/21 and 245.248.128.0/22
(B) 245.248.128.0/21 and 245.248.128.0/22
(C) 245.248.132.0/22 and 245.248.132.0/21
(D) 245.248.136.0/22 and 245.248.132.0/21
4) Suppose computers A and B have IP addresses 10.105.1.113 and 10.105.1.91 respectively and they both use the same netmask N. Which of the values of N given below should not be used if A and B should belong to the same network?
(A) 255.255.255.0
(B) 255.255.255.128
(C) 255.255.255.192
(D) 255.255.255.224
What is the use of tracert command?
TO FIND THE PATHWAY FOR DATA TRANSFER BETWEEN SOURCE AND DESTINATION
TO FIND THE IP ADDRESS OF A DISTANT NODE
TO CHECK THE CONNECTIVITY AMONG DIFFERENT NETWORK ELEMENTS
TO TRACE THE ACTIVITY OF THE NEIGHBOURING NODE
