Computer Applications in Business — DU B.Com. (Hons.) Previous Year Question Papers

1. State True (T) of False (F). Give reasons for the same: (a) A firewall is used to secure computer networks from unauthorized access. (b) An IP Address uniquely identifies a device on a network. (c) The first generation of computers used integrated circuits. (d) Mini computers are larger than mainframe computers. RAM is the main memory used at the time of any computer operations. (e) Endnotes appear at the bottom of the page. 2. (a) What is a computer software? Differentiate between application software and a system software. What is cybersecurity? Why is it important for securing computers and networks? (a) What is a TCP/IP? How is it different from HTTP? (b) Discuss the application of mail merge in document preparation. 3. (a) Explain the role of CPU in data processing within a computer system. (b) Differentiate between a bar chart and line chart. Explain the steps to create a line chart in Spreadsheet. OR a) What is Computer Networking? Explain the different types of Network Topologies with diagrams b) Explain the types of alignment in word document with the help of a suitable exampl