FREE TEMPS Technical Skills Questions and Answers
What is the purpose of DNS (Domain Name System)?
DNS is a system that translates domain names (like www.example.com) into IP addresses that computers use to identify each other on the network. This enables users to access websites by name rather than by IP address.
Which of the following is the primary function of a router in a computer network?
A router's main function is to connect different networks and route data packets between them. It directs traffic based on IP addresses, ensuring data reaches the correct destination across networks.
Which of the following is a common method of securing a wireless network?
MAC address filtering restricts access to the network by only allowing devices with specific MAC addresses to connect. While not foolproof, it is a basic method of adding security to a wireless network.
What does "pinging" a network device do?
Pinging sends a small packet of data to a network device (like a server) and waits for a response. This helps verify whether the device is reachable on the network and can respond to requests.
Which of the following protocols is primarily used to securely transmit data over the web?
SSL (Secure Sockets Layer) and TLS (Transport Layer Security) are cryptographic protocols designed to provide secure communication over a computer network, particularly on the web (commonly seen in HTTPS).