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f. Name the place where computer is used to book tickets.

g. How do teachers use computers in schools?

21 st
7. Application-based questions. Century #Critical Thinking
Skills
a. Write 'D' for Desktop Computer, 'L' for Laptop, 'T' for Tablet, 'S' for
Smartphone, and 'SC' for Supercomputer below the descriptions.

(i) Mobile phone with computer features

(ii) Smaller than a laptop with a touchscreen display

(iii) Fits in our laps and can be carried easily

(iv) Kept on a desk and not easily movable

(v) Powerful computer for complex calculations

b. Ravi’s parent goes to a place where a computer is used to print flight
tickets. What is this place called?

21 st
GROUP DISCUSSION Century #Communication
Skills
Divide the students into three groups and ask them to talk about which computer

is best for playing games: Desktop computer, Laptop or Smartphone?

21 st
LAB ACTIVITY Century #Technology Literacy
Skills
▶ Visit your computer lab, count the total number of desktop computers that
are installed there. Are there any laptops as well? Write the main difference
between a computer and a laptop.

Computer—A Smart Machine 17