WorksheetsIntro to Network -Nry
Total questions: 15
Worksheet time: 10mins
In the context of effective data communications, which of the following is NOT a key element?
Delivery
Accuracy
Jitter
Reliability
Frequency of failure and network recovery time after a failure are measures of the of a network.
A. Performance
B. Reliability
C. Security
D. Feasibility
Which topology requires a central controller or hub?
A. Mesh
B. Star
C. Bus
D. Ring
_______ defines how a particular pattern to be interpreted and what action is to be taken based on that interpretation.
A. Semantics
B. Syntax
C. Timing
D. None of the above
In a connection, more than two devices can share a single link.
A. point-to-point
B. multipoint
C. primary
D. secondary
_______ refers to the physical or logical arrangement of a network.
A. Data flow
B. Mode of operation
C. Topology
D. None of the above
The ____________ is the physical path over which a message travels.
Protocol
Medium
Signal
Platform
A _______ is a data communication system spanning states, countries, or the whole world.
A. MAN
B. LAN
C. WAN
D. none of the above
A television broadcast is an example of _______ transmission.
Simplex
Half Duplex
Full Duplex
multipoint
Which organization has authority over interstate and international commerce in the communications field?
ITU-T
IEEE
ISOC
FCC
_______ are special-interest groups that quickly test, evaluate, and standardize new technologies.
Standards organizations
SIG
Forums
Regulatory agencies
There are ______________ Internet service providers.
local
regional
national and international
all of above
_______ refers to the structure or format of the data, meaning the order in which they are presented.
Timing
Semantics
Syntax
Protocol
________ is a collection of many separate networks.
None of the above
A WAN
A LAN
An internet
(i) Discuss the difference between simplex, duplex, and half-duplex data flow in the context of data communication and networking.
(ii) Provide examples of each type of data flow and,
(iii) explain when each might be used in practical scenarios. (9 marks)
