(a) Define the bit and byte used in a computer memory.

Answer: A bit is a smallest form of data on a computer. It is short form of binary digit and it can be either 0 or 1.

Answer: A Byte is a group of eight bits which works as a single unit of data in computer.

(b) Present the current used high-speed internet as a Broadband transmission.

Answer: By broadband transmission, analogue signals can be transmitted in the form of optical or electromagnetic waves in various transmission frequency, To send and receive signals, the transmission medium or channel gets divided into two seperate channels. As an alternative to this, two seperate cables can also be used for broadband transmission. This type of transmission is done for

(c) Write any four advantages of digital transmission.

Answer: The four advantages of digital transmission are:-

• Less possibility of signal overlap and cross-talk in digital transmission.
• Deterioration and noise effects are way less in digital signal.
• They are more reliable.
• It is cheap and easy to design digital circuits than the analog circuit.

(d) Explain the impact of digital technology on the development of information and communication technology with any two example.

Answer: The development of digital technology has technology increased the quality of information and technology along with its prevalence in use. The modernization of telecommunication, inter facilities, digital media, digital TV, etc has became possible due to the development of

(e) Present any four examples of digital technology used in daily life.

Answer: The four examples of digital technology used in daily life are:-

• Digital library.
• Digital payment.
• online newspaper.
• online business.

(f) Write two positive and negative effects of digital technology in daily life.

Answer: The two positive effects are:-

• Digital library.
• Digital payment.

The two negative effects are:-

• Lack of physical exercise in children create problems like obesity and weakness.
• misuse of digital technology causes harm to other people through activities such as cybercrime.

(g) Define digital citizenship?

Answer: Digital citizenship is the citizenship of the citizen in the virtual world of the Internet.

(h) Write four characteristics of a good citizen.

Answer: The four characteristics of a good citizen are:-

• One should use polite and civilized language in online dialogue.
• Online behaviour should demonstrate personal respect.
• We mustn’t access other’s machine in a unauthorized way.
• Unauthorized use of other property is not permitted.

(i) What’s online reputation? Write with example.

Answer: The reputation of a company, person, product, service or any other element on the Internet and digital platforms is known as online reputation. For example: social media mentions and review sites.

(j) What is digital well-beings?

Answer: The state of being healthy mentally, physically, socially and emotionally by balancing the time spent on online and online activities is called digital well-beings.

(k) Write the advantages of digital well-beings.

Answer: The advantages of digital well-being are:-

• It balances online and offline activities.
• It keeps our digital health maintained.
• Digital well-being can promote social life.

(l) What four precautions are necessary for digital well-being?

Answer: The four precautions that are necessary for digital well-being are:-

• Seperating screen time.
• Setting time limits for social media use.
• Turning off mobile notifications.
• Installing digital well-being apps.

(m) What is digital reputation management?

Answer: It refers to the influencing, controlling, enhancing or concealing of an individual or groups reputation in internet and digital platforms.

(n) Give two examples of digital reputation management.

Answer: They are:-

• promoting authenticity and reliability.
• Being careful about internet security.

(o) Mention four importance of digital reputation management.

Answer: The four importance of digital reputation management are:-

• This shows the authenticity and reliability of person’s profile.
• It manages online and offline management of activities.
• It connects to people’s practical life.
• It control cyber crimes.

(p) Write two positive effects based on the use of utility of social media.

Answer: The two positive effects based on the use of utility of social media are:-

• It connects people together.
• We can share and learn information.

(q) Write two possible negative effect of using social media.

Answer: The two possible negative effect are:-

• It can cause mental illness such as anxiety and depression.
• It cause loneliness and loss-self interest.

(r)

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Answer: Here are the following steps to make a 5 minute video on the topic nature and environment.