BCA 1st Semester
Computer Fundamental and Application Question Paper 2026 - Tribhuvan University (TU) 2026

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Bachelor In Computer Application

Course Title: Computer Fundamental and Application

Code No: BCA 101

Semester: I

Full Marks: 60 Pass Marks: 24 Time: 3 hours

Candidates candidates must answer the question in their own words as far as possible.

Group B
Attempt any SIX question.
[6x5=30]
Section "A"

Attempt ALL the questions.

[10×1 = 10]
1.

a. List types of computers on the basis of principle.
b. Define CMOS.
c. What is computer architecture?
d. List different types of language translator.
e. Provide examples of system software and application software.
f. What is big data?
g. Define intranet.
h. What is intrusion detection system?
i. What is digital signature?
j. What is Neural network?

Section "B"

Attempt any SIX questions.

[6×5 = 30]
2.

What is anatomy of computer? Describe about the application areas of computer. [1+4]

3.

What is computer organization? Explain about the components of CPU. [1+4]

4.

What is Operating system? Describe the types of operating system. [1+4]

5.

Describe different types of database models with suitable examples. [5]

6.

What is data communication? Explain about different modes of transmission. [1+4]

7.

Why security awareness is important in an organization? Explain the key elements of a good security policy and how it helps prevent security breaches? [1+2+2]

8.

Define Artificial Intelligence? Explain any four real-world applications of AI in different fields such as healthcare, transportation, education and entertainment. [1+4]

Section "C"

Attempt any TWO questions.

[2×10 = 20]
9.

What is computer memory? Explain the memory hierarchy in detail. Compare primary and secondary memory based on speed, volatility, capacity and cost. [1+4+5]

10.

What is utility software? Explain any five utility software tools with their specific purposes. [1+9]

11.

What is user authentication? Explain any four methods of user authentication with their strengths and weakness. How identification is differ from authentication? [1+6+3]

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