Practice IT Networking Questions and Answers

• Which of the following is a disadvantage of using fossil fuel power plants?
• Which type of power plant uses mirrors or lenses to concentrate sunlight and generate electricity?
• Which of the following is the primary fuel used in natural gas power plants?
• Which type of power plant generates electricity by converting the kinetic energy of wind into mechanical energy?
• Which of the following is a component of a combined cycle power plant?
• Which of the following power plants is known for being a renewable energy source that utilizes the Earth's internal heat?
• In object-oriented programming, what is inheritance?
• Which keyword is used to implement inheritance in most programming languages?
• Which of the following is NOT a type of inheritance?
• What is abstraction in object-oriented programming?
• Which of the following is NOT an example of abstraction?
• What is the main purpose of abstraction?
• What is polymorphism in object-oriented programming?
• Which of the following is an example of polymorphism?
• Which type of polymorphism is achieved through inheritance and method overriding?
• Which layer of the OSI model is responsible for logical addressing and routing?
• Which protocol is commonly used in the network layer for addressing and routing on the internet?
• Which of the following is a key function of the network layer?
• Which network layer protocol is used to translate logical addresses to physical addresses in Ethernet networks?
• Which routing algorithm is commonly used in the network layer to calculate the shortest path between network nodes?
• Which field in the IP header indicates the maximum number of hops a packet can take before being discarded?
• Which network layer protocol is used to report errors and diagnose network problems?
• Which of the following is not a network layer addressing scheme?
• Which network layer protocol is responsible for multicasting, where a packet is sent to multiple destinations simultaneously?
• Which network layer protocol provides a reliable, connection-oriented delivery of packets?
• What is the primary goal of cybersecurity?
• Which of the following is an example of a strong password?
• Which of the following is NOT an example of a common cybersecurity threat?
• What is the purpose of encryption in cybersecurity?
• What does the term "phishing" refer to in the context of cybersecurity?
• Which of the following is an example of two-factor authentication?
• What is the purpose of a firewall in cybersecurity?
• What is the term for malicious software designed to damage or disrupt computer systems?
• What is the term for a cybersecurity attack that floods a network or website with excessive traffic, causing it to become unavailable?
• What is the best practice to protect sensitive data when using public Wi-Fi networks?
• The SI unit for measuring electric current is:
• The SI unit for measuring temperature is:
• The SI unit for measuring length is:
• The SI unit for measuring time is:
• The SI unit for measuring mass is: