Q1) State Weather the following sentences are true or false.
1) Twisted pair (TP) is a physical media composed of two concentric copper
conductors. F
2) In Circuit switching: there is a dedicated circuit per call. T
3) Nodal Processing is one of the major sources of packet delay. T
4) Throughput is calculated by Bit/Time. T
5) No need to write software (Application) for network-core devices. T
6) In persistent HTTP, at most one object is sent over a TCP connection. F
7) the main function of hosts is forward packets. F
8) In P2P model, client host requests, receives service from always-on
server. F
9) We can’t surf and phone at same time using Dial-up modem. T
10) It is possible to get a speed up to 10 Gbps Ethernet. T
Q2) Draw two diagrams showing the difference between TDM and FDM.
Q3) what do TCP and UDP stand for? What is the main difference between them?
TCP: Transport Control Protocol
UDP: User Datagram Protocol
Q4) What are the Top-level Domain (TLD) servers responsible for?
They are responsible for com, org, net, edu, etc, and all top-level country domains
uk, fr, ca, jp.
Q5: Multiple Choice Question, Choose the correct answers.
1) Which of the following protocols are examples of TCP/IP transport layer
protocols?
A) Ethernet
B) HTTP
C) IP
D) UDP
E) SMTP
F) TCP
2) Which of the following terms is used specifically to identify the entity
created when encapsulating data inside data link layer headers and trailers?
A) Data
B) Chunk
C) Segment
D) Frame
E) Packet
3) The process of a web server adding a TCP header to the contents of a web
page, followed by adding an IP header, and then adding a data link header
and trailer is an example of what?
A) Data encapsulation
B) Same-layer interaction
C) OSI model
D) All of these answers are correct
4) Which OSI layer defines the functions of logical network-wide addressing
and routing?
A) Layer 1
B) Layer 2
C) Layer 3
D) Layer 4
E) Layer 5
F) Layer 6
5) Which OSI layer defines the standards for data formats and encryption?
A) Layer 1
B) Layer 2
C) Layer 3
D) Layer 4
E) Layer 5
F) Layer 6