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Class 10 Physics Information and Communication Technology 17.8. What is computer? What is the role of computer in everyday life?


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17.8. What is computer? What is the role of computer in everyday life?

iv. The brain of any computer system is(a) monitor(b) memory(c) \mathrm{CPU} (d) control unit
iv. The brain of any computer system is(a) monitor(b) memory(c)  \mathrm{CPU} (d) control unit

iv. The brain of any computer system is(a) monitor(b) memory(c) \mathrm{CPU} (d) control unit

17.7. How light signals are sent through optical fibre?
17.7. How light signals are sent through optical fibre?

17.7. How light signals are sent through optical fibre?

vi. From which of the following we can get information almost about everything.(a) book(b) teacher(c) computer(d) internet
vi. From which of the following we can get information almost about everything.(a) book(b) teacher(c) computer(d) internet

vi. From which of the following we can get information almost about everything.(a) book(b) teacher(c) computer(d) internet

17.4. Differentiate between the primary memory and the secondary memory.
17.4. Differentiate between the primary memory and the secondary memory.

17.4. Differentiate between the primary memory and the secondary memory.

17.8. What is computer? What is the role of computer in everyday life?
17.8. What is computer? What is the role of computer in everyday life?
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17.8. What is computer? What is the role of computer in everyday life?

17.2. Which is more reliable floppy disk or a hard disk?
17.2. Which is more reliable floppy disk or a hard disk?

17.2. Which is more reliable floppy disk or a hard disk?

17.3. What are the components of information technology? Clearly indicate the function of each component.
17.3. What are the components of information technology? Clearly indicate the function of each component.

17.3. What are the components of information technology? Clearly indicate the function of each component.

17.6 Explain briefly the transmission of radiowaves through space.
 17.6 Explain briefly the transmission of radiowaves through space.

17.6 Explain briefly the transmission of radiowaves through space.

17.3. What is the difference between RAM and ROM memories?
17.3. What is the difference between RAM and ROM memories?

17.3. What is the difference between RAM and ROM memories?

17.1. Why optical fibre is more useful tool for the communication process?
17.1. Why optical fibre is more useful tool for the communication process?

17.1. Why optical fibre is more useful tool for the communication process?

i. In computer terminology information means(a) any data(b) raw data(c) processed data(d) large data
i. In computer terminology information means(a) any data(b) raw data(c) processed data(d) large data

i. In computer terminology information means(a) any data(b) raw data(c) processed data(d) large data

17.10. What do you understand by the term word processing and data managing?
17.10. What do you understand by the term word processing and data managing?

17.10. What do you understand by the term word processing and data managing?

v. Which of the following is not processing?(a) arranging(b) manipulating(c) calculating(d) gathering
v. Which of the following is not processing?(a) arranging(b) manipulating(c) calculating(d) gathering

v. Which of the following is not processing?(a) arranging(b) manipulating(c) calculating(d) gathering

17.12. Discuss the role of information technology in school education.
17.12. Discuss the role of information technology in school education.

17.12. Discuss the role of information technology in school education.

ii. Which is the most suitable means of reliable continuous communication between an orbiting satellite and Earth?(a) microwaves(b) radiowaves(c) sound waves(d) any light wave
ii. Which is the most suitable means of reliable continuous communication between an orbiting satellite and Earth?(a) microwaves(b) radiowaves(c) sound waves(d) any light wave

ii. Which is the most suitable means of reliable continuous communication between an orbiting satellite and Earth?(a) microwaves(b) radiowaves(c) sound waves(d) any light wave

17.9. What is the difference between hardware and software? Name different softwares.
17.9. What is the difference between hardware and software? Name different softwares.

17.9. What is the difference between hardware and software? Name different softwares.

17.11. What is Internet? Internet is a useful source of knowledge and information. Discuss.
17.11. What is Internet? Internet is a useful source of knowledge and information. Discuss.

17.11. What is Internet? Internet is a useful source of knowledge and information. Discuss.

17.5. Name different information storage devices and describe their uses.
17.5. Name different information storage devices and describe their uses.

17.5. Name different information storage devices and describe their uses.

17.1. What is difference between data and information?
17.1. What is difference between data and information?
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17.1. What is difference between data and information?

17.2. What do you understand by Information and Communication Technology (ICT)?
17.2. What do you understand by Information and Communication Technology (ICT)?
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17.2. What do you understand by Information and Communication Technology (ICT)?

iii. The basic operations performed by a computer are(a) arithmetic operations(b) non-arithmetic operations(c) logical operations(d) both (a) and (c)
iii. The basic operations performed by a computer are(a) arithmetic operations(b) non-arithmetic operations(c) logical operations(d) both (a) and (c)
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iii. The basic operations performed by a computer are(a) arithmetic operations(b) non-arithmetic operations(c) logical operations(d) both (a) and (c)

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