51. Which can not be a valid attribute for entity Product? * A) Name B) Price C) Designation D) Number of products available 52. Which concept is not related to Data Warehouse? * A) Data Mining B) Traditional Data Processing C) Data Mart D) Data Cube 53. NSU Course Registration System is an example of: * A) Internet B) Extranet C) Intranet D) Virtual Private Network 54. How can an organization protect the network asset from external intruders? * A) Using redundant hardware B) Uninterrupted power supply C) Firewall D) Disaster Recovery Plan 55. Which one of the following is the biggest threat for NSUs business continuity? * A) Flood B) Earthquake C) Thunderstorm D) Heavy rain 56. Which one is true from the following? * A) E-Business < E-Commerce B) E-Business > E-Trade > E-Commerce C) E-Business > E-Commerce > E-Marketing D) E-Business < E-Trade 57. Revenue earned but not received in cash should result in- * A) A debit to cash and a credit to revenue B) A debit to cash and a credit to unearned revenue C) A debit to account receivable and a credit to revenue D) A debit to account receivable and a credit to unearned revenue 58. The normal balance for drawing account is * A) Debit B) Credit C) Neither debit nor credit D) Can be both