2080-12-13 SI Computer Subjective Questions

Section: “A”                                                                       45 Marks

1.       What is BIOS? Explain its importance in computers. (2+3=5)

2.       What is an Operating System? Describe basic memory management strategies in Operating System. (2+3=5)

3.       Explain the functions of IPCONFIG, PING, TRACERT, NSLOOKUP and ARP. (5)

4.       With the block diagram, explain the various components of a computer system. How do you ensure the security of computer based system with respect to various threats? (5+5=10)

5.       What is fundamental difference between Process and Threads? How are the threads useful to establish concurrent socket communication? How do you perform secure communication using RSA? Explain with example. (2+3+5=10)

6.       Cloud computing helps to enhance the efficiency and productivity over the conventional methods. Justify this statement with proper examples. Also, describe with an example the use of Internet of Things device in public security. (6+4=10)

Section: “B”                                                                       45 Marks

7.       Explain how the CSS helps in enhancing the design of a webpage. (5)

8.       Why software testing is a necessary step in SDLC? Differentiate between White-box testing and Black-box testing technique. (1+4=5)

9.       Compare supervised learning with unsupervised learning. Explain about the reinforcement learning. (3+2=5)

10.   Explain abstraction and encapsulation with example. How does polymorphism work in object oriented programming? Write. (6+4=10)

11.   What is normalization? Why does a database need to be normalized? Describe 3NF and BCNF with examples. (1+2+7=10)

12.   What are the major objectives of the IT Policy of Nepal? Shed light on use of digital signature as provisional by prevailing Electronic Transactions Act. (4+6=10)

Section: “C”                                                                       10 Marks

13.   प्रहरी ऐन, २०१२ को दफा १७ अनुसार प्रहरी कर्चारीले बिना वारेण्ट जुनसुकै सार्वजनिक स्थलमा कस्ता व्यक्तिलाई गिरफ्तार गर्न सक्दछ ? लेख्‍होस्। (५)

14.   संयुक्त राष्ट्रसंघका उद्दश्यहरु के-के हुन् ? उल्लेख गर्नुहोस्। (५)