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Question: Which normal form addresses transitive dependencies?Options: First Normal Form (1NF)Second..
Question: In the context of ER modeling, what does a \'weak entity\' depend on?Options: A primary ke..
Question: Which of the following is a benefit of data warehousing?Options: Increased data redundancy..
Question: What is a common issue faced during data warehousing?Options: Data inconsistencyHigh trans..
Question: Which of the following best describes a dimension table?Options: Contains foreign keysStor..
Question: Which of the following is NOT a type of database normalization?Options: First Normal Form ..
Question: In an ER model, what does a solid line represent?Options: A weak relationshipA strong rela..
Question: What does a crow\'s foot notation indicate in an ER diagram?Options: One-to-one relationsh..
Question: What is a primary key in a database?Options: A key that allows duplicate valuesA unique id..
Question: In SQL, which command is used to modify existing records in a table?Options: UPDATEMODIFYC..
Question: Which of the following is a NoSQL database?Options: MySQLPostgreSQLMongoDBSQLiteCorrect An..
Question: What is the purpose of a version control system?Options: To manage software versionsTo dep..
Question: Which wireless technology uses MIMO to improve performance?Options: 802.11a802.11b802.11g8..
Question: What technology is used to extend the range of a wireless network?Options: RepeaterRouterS..
Question: Which of the following is a disadvantage of using wireless networks?Options: Higher instal..
Question: Which frequency band is commonly used by 802.11n Wi-Fi?Options: 2.4 GHz5 GHzBoth 2.4 GHz a..
Question: Which of the following is a common security protocol used in wireless networks?Options: WE..
Question: What is the maximum data rate of 802.11ac Wi-Fi technology?Options: 54 Mbps600 Mbps1.3 Gbp..
Question: Which protocol is primarily used for wireless communication in local area networks?Options..
Question: What is the primary advantage of using fiber optic cables in WANs?Options: Lower costHighe..
Question: Which of the following protocols is used for remote access in WANs?Options: TelnetSMTPDNSD..
Question: What is the role of a switch in a WAN environment?Options: To connect multiple networksTo ..
Question: Which IP addressing method is commonly used in WANs?Options: Private IP addressingStatic I..
Question: What is the primary function of error control in WANs?Options: To increase transmission sp..
Question: What is the main purpose of a router in a WAN?Options: To connect devices within a local n..
Question: What is the function of a VLAN Access Control List (VACL)?Options: To filter traffic betwe..
Question: What is the maximum number of VLANs that can be created on a switch using the 802.1Q stand..
Question: Which device is primarily responsible for routing traffic between VLANs?Options: SwitchRou..
Question: What is the purpose of inter-VLAN routing?Options: To connect different physical networksT..
Question: Which of the following is a characteristic of a trunk port?Options: Carries traffic for a ..
