1. Transmission rate / frequency (the amount of data that can be transmitted on a channel) and bandwidth (the difference between the highest and lowest frequencies). ?
2. Line configurations that is point to point (line directly connects the sending and receiving devices, such as a terminal with a central computer) vs. multipoint (a single line that interconnects several communication devices to one computer).
3. Serial (bits are transmitted sequentially, one after the other) vs. Parallel Transmission (bits are transmitted through separate lines simultaneously).
4. Direction of transmission. That is simplex (data can travel in only one direction), half-duplex (data travels in both directions but only in one direction at a time), and full duplex (data is transmitted back and forth at the same time).
5. Unicast Vs multicast and broadcast.
6. Transmission mode examples asynchronous (data is sent one byte or character at a time) vs. synchronous (data is sent in blocks).
7. Packet switching. A technique for dividing electronic messages into packets for transmission over a wide area network to their destination through the moist expedient route.
8. Protocols. sets of conventions governing the exchange of data between hardware and /or software component in a communication network.
vicxkip answered the question on October 20, 2018 at 18:06
-
Differentiate between a table and a query
(Solved)
Differentiate between a table and a query
Date posted:
October 7, 2018
.
Answers (1)
-
Outline the procedure followed when creating footnote
(Solved)
Outline the procedure followed when creating footnote.
Date posted:
October 7, 2018
.
Answers (1)
-
Explain three reasons why an organization may need to change a new computerized system
(Solved)
Explain three reasons why an organization may need to change a new computerized system.
Date posted:
August 13, 2018
.
Answers (1)
-
Today, electronic mail (e-mail) is used as a means of communication. Describe 3 advantages and 1 disadvantage of using e-mail.
(Solved)
Today, electronic mail(e-mail) is used as a means of communication. Describe 3 advantages and 1 disadvantage of using e-mail. (4 marks)
Date posted:
July 24, 2018
.
Answers (1)
-
Knowledge based systems (KBSs) are developed to deal with particular application domain in which alternative techniques are unable to produce reliable and manageable solutions....
(Solved)
Knowledge based systems (KBSs) are developed to deal with particular application domain in which alternative techniques are unable to produce reliable and manageable solutions. Identify and discuss five aspects of human intelligence that could be used to characterize intelligent knowledge-based systems.
Date posted:
June 21, 2018
.
Answers (1)
-
Define the following terms as used in disk management : (a) Formatting a disk (b) Disk partitioning (c) Disk compressing (d) Defragmentation
(Solved)
Define the following terms as used in disk management : (a) Formatting a disk (b) Disk partitioning (c) Disk compressing (d) Defragmentation
Date posted:
June 19, 2018
.
Answers (1)
-
Define the term multimedia and explain the main elements and building blocks of multimedia.
(Solved)
Define the term multimedia and explain the main elements and building blocks of multimedia.
Date posted:
June 5, 2018
.
Answers (1)
-
Discuss the basic stages of multimedia project development.
(Solved)
Discuss the basic stages of multimedia project development.
Date posted:
June 5, 2018
.
Answers (1)
-
List and explain five applications of multimedia.
(Solved)
List and explain five applications of multimedia.
Date posted:
June 5, 2018
.
Answers (1)
-
List and explain four editing features found in word processor
(Solved)
List and explain four editing features found in word processor
Date posted:
May 23, 2018
.
Answers (1)
-
Explain the difference between the dynamic RAM and static RAM
(Solved)
Explain the difference between the dynamic RAM and static RAM.
Date posted:
May 10, 2018
.
Answers (1)
-
Web Design is not simply collecting data and uploading but rather a process”. Using relevant illustrations, justify the validity of this statement.
(Solved)
Web Design is not simply collecting data and uploading but rather a process”. Using relevant illustrations, justify the validity of this statement.
Date posted:
May 9, 2018
.
Answers (1)
-
What are the main factors to consider when you enrolling for ICT course in college or university?
(Solved)
List the factors to consider when you enrolling for ICT course in college or university.
Date posted:
May 8, 2018
.
Answers (1)
-
What are the advantages and disadvantages of computer in our daily life?
(Solved)
What are the advantages and disadvantages of computer in our daily life?
Date posted:
May 7, 2018
.
Answers (1)
-
What are the advantages and disadvantages of an Expert System?
(Solved)
Explain the advantages and disadvantages of an Expert System.
Date posted:
May 5, 2018
.
Answers (1)
-
Why may a firm decide to computerize its operations?
(Solved)
Give reasons why a firm may decide to computerize its operations.
Date posted:
May 5, 2018
.
Answers (1)
-
In what ways may computers in future be made more user-friendly for blind and people without hands?
(Solved)
Give ways in which computers may in future be made more user-friendly for the blind and people without hands.
Date posted:
May 5, 2018
.
Answers (1)
-
What are the advantages of using electronic point-of-sale terminal as opposed to manual entry at a supermarket checkout counter?
(Solved)
Give the advantages of using electronic point-of-sale terminal as opposed to manual entry at a supermarket checkout counter.
Date posted:
May 5, 2018
.
Answers (1)
-
What is the difference between Simplex and Duplex?
(Solved)
Give the differences between Simplex and Duplex.
Date posted:
May 4, 2018
.
Answers (1)
-
What is the difference between Data Terminal Equipment (DTE) and Data Circuit-Terminating Equipment (DCE) components of a computer network?
(Solved)
Differentiate between Data Terminal Equipment (DTE) and Data Circuit-Terminating Equipment (DCE) components of a computer network.
Date posted:
May 4, 2018
.
Answers (1)