WLS 602 FINAL ASSIGNMENT.
1. Which of the following layers of the TCP/IP protocol suite perform routing of
data packet:
(a) Physical (b) data link (c) IP (d) TCP
(e) application
2. Which of the following layers is responsible for connection setup and release:
(a) Physical
(b) Application (c) IP (d) Data link (e) TCP
3. The actual number of bytes in an IP packet is controlled by the:
(a) Network layer (b) TCP layer (c) Application layer (d) IP Layer
(e) MAC layer
4. TCP achieves reliability by assigning a sequence number to:
(a) Data frames (b) Data bytes (c) Data packets (d) TCP segment
(e)datagram
5. HDLEN field will be set to what number in a normal 20 byte TCP header
(a) 7 (b) 4 (c) 6 (d) 3 (e) 5
6. Which of the following functions does UDP not perform:
(a) Source port addressing (b) Connection setup (c) Destination Port
(d) Checksum (e) Length
7 The function of the ARP is to determine the MAC address given the:
(a) source IP address (b) link address (c) source physical address
(d)Domain address (e) Destination IP address
8. The filter table in a Bridge contains
(a) The IP address of all computers connected to all segments of the
Network joined by the bridge
(b) The Data link Address of each station connected to each port of the
Bridge
(c) The IP Address of the next bridge
(d) The IP Address of the Next router in the path
(e) None of the above
9. Which of the following commands use Echo-Request and Echo Response
(a) Route
(b) Ns lookup
(c) Tracert
(d) Ping
(e) Arp
(f) Both c and d
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10. Which TCP header flag is used to prioritize the packet?
(a) ACK
(b) PSH
(c) SYN
(d) RST
(e) (b) and ( c) above
11. Which command would you use to find the IP address of your default gateway.
(a) Netstate
(b) Arp-a
(c) IP config /all
(d) Ns-lookup
(e) Route –a
12. When you use the command “ ping 127.0.0.1”, what are you testing?
(a) Your connection to the server
(b) Connectivity to the Network
(c) Connectivity to the default Gateway
(d) Connectivity to the Host “ 127.0.0.1
(e) TCP/IP Stack installed in your computer
13. You wish to determine the IP address of the DHCP server in Room N214. You
would:
(a) Go to Control Panel, Networks, TCP?IP and select Properties
(b) Run the command ip config /all at the command prompt
(c) Run the command ns look up at the command prompt
(d) Run the command netstate at the command prompt
(e) Must do both (a) and (b)
14. A destination Address “ 224.0.0.1 “ means the packet is of the type? ______
(a) Multicast
(b) Broadcast
(c) IP Address of a host
(d) Loop[ back address
(e) None of the above
15. MTU is used to establish the maximum size of what?
(a) Window
(b) Flow control
(c) Loop back test
(d) Encryption
(e) Frame
17. A bridge operates at layer(s) ________ of the OSI Model
(a) 1.
(b) 1 and 2
(c) 1,2,3
(d) 1, 2, 3, 4
(e) 1 through 7
18. If we need to split a 10B5 LAN into two independent LANS, we need a ______
(a) Repeater
(b) Router
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(c) Bridge
(d) Gateway
(e) Either (b) or (d)
(f) Either (b) or (c)
19…LAN is configured by:
a. Software
b. Hardware
c. Physical wiring
d. None of the above
23. Find the subnet address, subnet #, host # for the following (show your work)
IP Address: 200.34.21.177
MASK: 255.255.255.192
24. Given a Class C Address 201.130.48.0
(a)
Create 4 subnets and determine the subnet mask and subnet ID for
each. Show your work for full credit
(b)
List the range of host IDS for each.
ICMP functions include: (1)
a. Error correction
b. Detection of all unreachable datagrams
c. Reporting of some types of errors
d. All of the above
To determine whether or not a node is reachable, ________ message can be sent.
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a. An echo-reply.
b. An echo-request
c. A redirection
d. A source quench
An ICMP message has arrived with the header in (hexadecimal):
05 00 11 12 11 0B 03 02
What is the type of the message? ______ What is the code?___________ What is the
purpose of the message? ___________________
1. The IP address of Hal is 192.75.71.100. What class of licence is this?
a) Class A
b) Class B c) Class C d) Class D
2. A Class B address always starts with what combination of binary digit(s)
a) 101
b) 10
c) 110
d) 0
3. An IP address (version 4) consists of how many bits
a) 24
b) 32
c) 48
d) 64
4. In the dotted decimal notation, IP addresses are written in octets. For a Class A
licence what octet(s) are used to specify the network ID?
a) 1st & 2nd octets
b) 1st octet c) 3rd octet d) 2nd & 3rd octets
5. For a Class C licence, how many hosts are possible per network ID without any
subnetting?
a) 256 (should be 254) b)
512
c) 1024
d)
64K
6. The subnet mask for a Class B licence where 6 bits are allocated for subnetting is
a) 255.255.0.0
b)255.255.192.0
c)255.255.255.252
d)
255.255.252.0
7. A subnet mask of 255.255.255.192 for a Class B licence has how many bits reserved
for subnets?
a) 2
b) 8
c) 9
d) 10
8. A subnet mask of 255.255.192.0 for a Class B licence has how many bits reserved for
hosts?
a) 2
b) 8
c) 14
d) 10
9. What is the range of network Ids for a Class A licence?
a) 1 to 126
b) 127 to 191 c) 128 to 191
10. A station has an IP address of 130.56.78.8 and a subnet mask of 255.255.255.0.
Determine
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The subnet address
__________
The subnet
numb__________
Range of hosts addresses for the subnet:
From_____________ to _________________
Broadcast address for the subnet ________________
11. A Company has the IP Address 192.150.148.0. The company Network is shown
below. As the Network administrator, you have decided to subnet this Network as shown
below. Determine:
a) the class of the company IP address :______________
b) number of subnets needed _________________
c) subnet mask needed : ______________________
d) The Possible subnet addresses:
e) Assign a Subnet Address to each of the subnet and specify the range of IP Addresses
of the Hosts attached to each of the subnet.
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