Computer Networks

An IPv4 address is _________ bits.

What is the class of the address 200.66.10.21?

What is the hostid of the address 12.11.1.21?

What is the address of the network to which the host 130.8.119.1 is connected ?

Which error detection method involves polynomials?

In cyclic redundancy checking, the divisor is _______the CRC.

IPV6 address has ____________ bits.

What is the maximum number of IP addresses that can be assigned to hosts on a local subnet that uses the 255.255.255.224 subnet mask?

You need to subnet a network that has 5 subnets, each with at least 16 hosts. Which will be your choice?

Which protocol does Ping use?

Which class of IP address provides a maximum of only 254 host addresses per network ID?

Which of the following devices takes data sent from one network device and forwards it to the destination node based on MAC address?

HUB is a _________ Device and Switch is a ________ Device.

The last address of IP address represents

DNS stands for

What is the size of MAC address?

What is the size of host bits in Class B of IP address?

What is the usable size of network bits in Class B of IP address?

Which of the following is/are protocols of Application?

Default administrative distance of Static Route

Which protocol working at the Transport layer provides a connectionless service between hosts?

What protocol is used to find the hardware address of a local device?

A router ?

Which command does not show that two devices are failing to route packets between them successfully?

Which of the following ranges are considered well-known port numbers?

Which protocol does DHCP use at the Transport layer?

Which class of IP address has the most host addresses available by default?

What does the command ip route 192.168.50.0 255.255.255.0 10.2.1.3 specify?

Match the following:
A. Repeaters 1. Data Link Layer
B. Bridges 2. Network Layer
C. Routers 3. Physical Layer

Which of the following is true of a Switch?

A client workstation is connected to a DHCP server through a switch and a router, The client machine has been able to access the network resources without any problem. However, after the recent configuration change on the DHCP server, the client workstation is not able to access any network resources. What is the likely solution.

Match the following:
1. Segments A. Data Link Layer
2. Packets B. Network Layer
3. Frames C. Transport Layer

Which of the following statements are true regarding the command ip route 172.16.4.0 255.255.255.0 192.168.4.2?
1. The command is used to establish a static route.
2. The default administrative distance is used.
3. The command is used to configure the default route.
4. The subnet mask for the source address is 255.255.255.0.

If your routing table has a static, a RIP, and an IGRP route to the same network, which route will be used to route packets by default?

A network administrator views the output from the show ip route command. A network that is advertised by both RIP and IGRP appears in the routing table flagged as an IGRP route. Why is the RIP route to this network not used in the routing table?

Start and stop bits are used in serial communication for

How many Character per sec (7bits + 1parity) can be transmitted over a 2400 bps line if the transfer is synchronous (1 "Start" and 1 "stop" bit)?

The Network topology that supports bi-directional links between each possible node is

In a broad Sense, a railway track is an example of

If one link fails, only that link is affected. All other links remain active. Which topology does this?

Which command would you place on interface connected to the Internet?

Which command would you place on interface on a private network?

What is the administrative distance of OSPF?

You have an interface on a router with the IP address of 192.168.192.10/29. Including the router interface, how many hosts can have IP addresses on the LAN attached to the router interface?

What is the sub network number of a host with an IP address of 172.16.66.0/21?

The network address of 172.16.0.0/19 provides how many subnets and hosts?

On a VLSM network, which mask should you use on point-to-point WAN links in order to reduce the waste of IP addresses?

When data is encapsulated, which is the correct order?

If you use either Telnet or FTP, which is the highest layer you are using to transmit data?