a) Distinguish between the following
1. Work station and server
A workstation is a high-end microcomputer designed for technical or scientific applications.
Intended primarily to be used by one person at a time, they are commonly connected to a local
area network and run multi-user operating systems.
The term workstation has also been used to refer to a mainframe computer terminal or a PC
connected to a network, '
A server is a physical computer (a computer hardware system) dedicated to running one or more,
services (as a host), to serve the-needs of the-users of other computers #n the network.
Depending on the computing service that it offers it could be a database server, file server, mail
server, print server, web server, gaming server, or some other kind of server.
A server is a machine which is dedicated to providing a particular function or service requested
.by a client. They include file server, print server, and fax servers.
2. Light pen and digitizer
Light pen;- Is a computer input device in the form of a light-sensitive wand used in conjunction
with a.computer's CRT display. It allows the user to point to displayed objects or draw on the
screen in a similar way to a touch_screen but with greater positional accuracy.
Digitizer: This device for converting analogue signals into digital signals.
b) The benefits of secondary storage in data management
e) Benefits of secondary storage
- Secondary storage enables the data to be easily transported from one place to another
- Easily affordable and hence can be accessed by many people as compared to the main
memory which is very expensive
- They can be of high security when stored to secondary storage because it is not accessible
to all people
- Can be used to back up data.
Kavungya answered the question on May 13, 2019 at 13:00
-
Briefly explain the functions of the following peripheral devices of a computer system
i. Webcam
ii. Head set
iii. Joystick
(Solved)
Briefly explain the functions of the following peripheral devices of a computer system
i. Webcam
ii. Head set
iii. Joystick
Date posted:
May 13, 2019
.
Answers (1)
-
a) Highlights six hardware devices found inside the computers’ system unit.
b) Briefly describe four classifications of printers based on their technology
(Solved)
a) Highlights six hardware devices found inside the computers’ system unit.
b) Briefly describe four classifications of printers based on their technology
Date posted:
May 13, 2019
.
Answers (1)
-
a) Explain the two main reasons why the following types of memory are used for certain
functions in a computer:
i. Random access memory (RAM).
ii. Read only...
(Solved)
a) Explain the two main reasons why the following types of memory are used for certain
functions in a computer:
i. Random access memory (RAM).
ii. Read only memory (ROM).
b) Identify three local area network (LAN) connecting devices.
c) Distinguish between "serial" and "parallel" processing.
d) Briefly explain three benefits of secondary storage.
Date posted:
May 13, 2019
.
Answers (1)
-
Describe the following characteristics of computer "memory
i. Mutability
ii. Accessibility
iii. Addressability
iv. Volatility
(Solved)
Describe the following characteristics of computer "memory
i. Mutability
ii. Accessibility
iii. Addressability
iv. Volatility
Date posted:
May 13, 2019
.
Answers (1)
-
a. (i) Explain the use of two equipment’s used during videoconferencing,
(ii) Highlight two advantages of videoconferencing to an organisation.
b. Briefly describe the following types of...
(Solved)
a. (i) Explain the use of two equipment’s used during videoconferencing,
(ii) Highlight two advantages of videoconferencing to an organisation.
b. Briefly describe the following types of computer hardware:
i. Video graphic array splitter.
ii. System unit.
iii. Universal serial bus port.
Date posted:
May 13, 2019
.
Answers (1)
-
Describe four output devices that could be found in a television broadcasting station
(Solved)
Describe four output devices that could be found in a television broadcasting station
Date posted:
May 13, 2019
.
Answers (1)
-
(i) Defme the term “optical storage media”.
(ii) Explain four types of optical storage media.
(Solved)
(i) Defme the term “optical storage media”.
(ii) Explain four types of optical storage media.
Date posted:
May 13, 2019
.
Answers (1)
-
Explain the following computer hardware and software specifications:
i. Intel ® Core (TM) is 650@ 3.20 GHz 3.33GHz
ii. 2.00GB (1.87 GB usable)
iii. TFT 17” Lenovo.
(Solved)
Explain the following computer hardware and software specifications:
i. Intel ® Core (TM) is 650@ 3.20 GHz 3.33GHz
ii. 2.00GB (1.87 GB usable)
iii. TFT 17” Lenovo.
Date posted:
May 13, 2019
.
Answers (1)
-
Define the term "primary storage" in the context of computing.
(Solved)
Define the term "primary storage" in the context of computing.
Date posted:
May 13, 2019
.
Answers (1)
-
While reading a computer magazine, Mr. Luka Ongeri came across the following
specification of a personal compiler (PC) system: ¦**
"Pentium IV 3.0 GHZ, 1GB RAM, 150...
(Solved)
While reading a computer magazine, Mr. Luka Ongeri came across the following
specification of a personal compiler (PC) system: ■**
"Pentium IV 3.0 GHZ, 1GB RAM, 150 GB LID and 17" TFT Monitor".
Explain the meaning of the above specification.
Date posted:
May 13, 2019
.
Answers (1)
-
a) Describe three types of computers according to their structure speed and architecture.
b) Briefly explain the purpose of each of the following elements of a...
(Solved)
a) Describe three types of computers according to their structure speed and architecture.
b) Briefly explain the purpose of each of the following elements of a computer system:
i) The system bus.
ii) The motherboard.
iii) The video card.
Date posted:
May 13, 2019
.
Answers (1)
-
a) A computer was purchased with the following specification
Required:
Match the appropriate letter with the corresponding description of the computer above:
i. Operating system
ii. Main memory.
iii. Optical...
(Solved)
a) A computer was purchased with the following specification
Required:
Match the appropriate letter with the corresponding description of the computer above:
i. Operating system
ii. Main memory.
iii. Optical storage.
iv. Secondary storage.
b) Using the information provided in (a) above state the following:
i) Size of the monitor
ii) Processor speed
iii) Type of hard drive interface.
iv) Meaning of "RW" in specification D
Date posted:
May 13, 2019
.
Answers (1)
-
Describe four characteristics of fifth generation computers.
(Solved)
Describe four characteristics of fifth generation computers.
Date posted:
May 13, 2019
.
Answers (1)
-
Write the following acronyms in full:
i. HDD.
ii. Kbps.
iii. HDMI
iv. P2P
(Solved)
Write the following acronyms in full:
i. HDD.
ii. Kbps.
iii. HDMI
iv. P2P
Date posted:
May 13, 2019
.
Answers (1)
-
(i) Describe the specific technological developments in each of the five computer generations,
(ii) Highlight three devices that contributed towards evolution of computers
(Solved)
(i) Describe the specific technological developments in each of the five computer generations,
(ii) Highlight three devices that contributed towards evolution of computers
Date posted:
May 13, 2019
.
Answers (1)
-
Briefly describe five characteristics of computer memory
(Solved)
Briefly describe five characteristics of computer memory
Date posted:
May 13, 2019
.
Answers (1)
-
Briefly describe the concepts of downsizing as used in computer technology.
(Solved)
Briefly describe the concepts of downsizing as used in computer technology.
Date posted:
May 13, 2019
.
Answers (1)
-
Information communication technology (ICT) can be categorized into two broad
(Solved)
Information communication technology (ICT) can be categorized into two broad
products; traditional computer-based technologies and digital data communication
technologies.
Required
i. Using suitable examples highlight six traditional office applications of ICT.
ii. Briefly describe three specialized applications of ICT.
iii. Differentiate between "internal networks" and "external networks" as used in digital data
communication.
Date posted:
May 13, 2019
.
Answers (1)
-
(i) Briefly explain four approaches to computing in an organisation
(ii) Give one advantage and one disadvantage of each of the approaches explained in (b) (i)
above
(Solved)
(i) Briefly explain four approaches to computing in an organisation
(ii) Give one advantage and one disadvantage of each of the approaches explained in (b) (i)
above
Date posted:
May 13, 2019
.
Answers (1)
-
Demonstrate briefly how introduction of information technology could affect the following:
i. Products and services
ii. Production economics.
iii. Buyers.
iv. Suppliers.
v. Substitute products.
vi. Competitors.
(Solved)
Demonstrate briefly how introduction of information technology could affect the following:
i. Products and services
ii. Production economics.
iii. Buyers.
iv. Suppliers.
v. Substitute products.
vi. Competitors.
Date posted:
May 13, 2019
.
Answers (1)