Q1. Match the following columns:
Nibble → Collection of four bits
Speed → Has the capacity to do several tasks within a second
System Unit → Computer Part
Communication → Exchanging information throughout the world
Q2. State whether the following statements are True or False.
a. False
b. True
c. False
d. True
Q3. Choose / Select the correct answer from the given options:
a. ii. Latin
b. iii. Both
c. ii. Hertz
d. iii. Power plug
Q4. Answer the following questions:
a. Define a computer with its proper meaning.
Ans: A computer is an electronic machine, that takes data and instructions as an input, processes the data according to the given set of instructions and gives the meaningful information as result.
b. What are the four basic parts of computer?
Ans: The four basic parts of computer are keyboard, mouse, monitor and system unit (CPU).
c. List any four features of computer.
Ans: The four features of computer are:
i. Speed ii. Accuracy iii. Diligency iv. Versatility
d. Define the term Garbage In Garbage Out.
Ans: If the data and instruction given to the computer are correct, it will always produce accurate result but sometimes it also produce undesirable result which is due to wrong input it is known as Garbage-In Garbage-Out (GIGO).
e. List out four places where computers are mainly used.
Ans: The four areas of computer are:
i. Home ii. Education iii. Medical and Health iv. Entertainment
f. How are computers used in education?
Ans: Computers play an important role in education by supporting teaching, learning, and research. They help teachers to present topics clearly through Computer-Based Presentations (CBP) and allow students to access books, journals, and study materials in the library. Distance learning is also made possible through Computer-Based Training (CBT). Students can also search study material through search engines such as google, yahoo, etc.
g. Write any two limitations of computer.
Ans: Two limitations of computer are:
i. Computer has no intelligence of its own.
ii. Computer fully depends upon human beings.
h. What are reliable online payment service providers in Nepal?
Ans: The reliable online payment service providers in Nepal are: E-Sewa, Khalti, IME Pay, Namaste Pay and Qpay.
Q5. Write Full Forms of the following:
a. CPU : Central Processing Unit
b. MHz : Mega Hertz
c. CBT : Computer-Based Training
d. CAI : Computer Assisted Instruction
e. ICU : Intensive Care Unit
f. POS : Point Of Sales
g. GIGO : Garbage In Garbage Out
Q6. Write suitable technical term for the following statements.
a. Diligent
b. GIGO
c. Pacemakers
d. 1 byte
e. Online Payment
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