Components of a Computer System

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What does the year of birth by first two numbers 74 signify?

The year of birth is 1974

The person is married

The person is a female

The person is a male (correct)

What is a system?

A single device that performs a task

A way of processing data manually

A combination of hardware and software

A combination of components that work together to fulfill a task (correct)

What is the role of a computer in a system?

To input data only

To store data

To provide information only

To process data according to commands (correct)

What is an example of a system used in day-to-day activities?

An ATM machine Signup and view all the answers

What happens when a bank ATM card is inserted into an ATM machine?

The ATM machine-processes data and provides information regarding the account Signup and view all the answers

What is the primary purpose of visiting the Government web sites such as the official web portal of Government of Sri Lanka?

To obtain valuable information and services as a citizen of Sri Lanka Signup and view all the answers

How has ICT impacted the way students collect information?

Students can now access information from anywhere in the world Signup and view all the answers

What is one way computers are used in the classroom for education?

For creating images and videos Signup and view all the answers

What is the advantage of having a computer with internet connection for education?

It allows students to access educational information from anywhere Signup and view all the answers

What is an example of edutainment in the classroom?

Educational games Signup and view all the answers

What is the name of the agency that provides information and communication technology services in Sri Lanka?

ICTA (Information Communication Technology Agency) Signup and view all the answers

What is the primary function of the device depicted in Figure 1.26?

Recording brain activity Signup and view all the answers

What is the purpose of the device shown in Figure 1.27?

Recording blood pressure Signup and view all the answers

What is the term used to describe the use of information communication technology to examine and provide healthcare to patients remotely?

Telemedicine Signup and view all the answers

What is the primary advantage of telemedicine?

Increases accessibility to healthcare Signup and view all the answers

In which situation would emergency telemedicine be most useful?

When a patient is in a remote village Signup and view all the answers

What is the primary purpose of the telemedicine system depicted in Figure 1.29?

To connect patients with specialist doctors remotely Signup and view all the answers

What is the primary purpose of using WBT in education?

To minimize the difficulties of travelling and related expenses Signup and view all the answers

What is the main function of an LMS in education?

To manage school systems or higher education systems Signup and view all the answers

What is the role of ICT in education, as mentioned in the text?

To serve as a teaching aid for the teacher Signup and view all the answers

What is the advantage of using ICT in education, as mentioned in the text?

To make lessons more interesting using presentations Signup and view all the answers

What is the purpose of visiting the G.C.E.(O/L) section on BBC Bitsize?

To compare the advantages of WBT with traditional teaching methods Signup and view all the answers

What do the websites mentioned in the text provide to users?

Access to educational resources and support for knowledge Signup and view all the answers

What is the primary function of robotic machines in large fields?

Planting seedlings in an orderly manner Signup and view all the answers

What is the main purpose of a greenhouse?

To protect crops from natural disasters Signup and view all the answers

What technology is used to identify and count animals in a large area?

RFID Signup and view all the answers

What is the function of the machine in automated milking and examination of cows?

Monitoring the health status of cows and the quality of milk Signup and view all the answers

What is the benefit of using ICT in greenhouses?

To make high-quality products of rare crops Signup and view all the answers

What is the advantage of using robotic machines in farm lands?

To overcome difficulties in managing large farm lands Signup and view all the answers