CodeHS 5.10 IT Concepts Quiz

In binary encoding, what is the term used to describe the smallest unit of information?

• Bit

• Pixel

• Byte

• Character

What distinguishes a WAN from a LAN?

• WANs are always wireless, while LANs are wired

• LANs offer higher security compared to WANs

• WANs typically cover larger geographical areas than LANs

• LANs are more cost-effective to set up and maintain than WANs

In networking, what is a packet?

• A unit of data that is transmitted over a network

• A physical device used to connect computers in a network

• A protocol used for securing data transmission over the internet

• A software application used for browsing web pages

Which networking protocol is used for converting domain names into IP addresses?

• TCP

• UDP

• HTTP

• DNS

Which layer of the OSI model is responsible for routing and labeling each packet with the sender and recipient's IP address?

• Transport layer

• Network layer

• Data Link layer

• Presentation layer

Which protocol is used for retrieving web pages from servers over the internet?

• TCP

• DNS

• UDP

• HTTP

Which of the following statements about binary encoding is true?

• Binary encoding can encode text, but it cannot encode images

• Binary encoding can represent a wide range of characters and colors

• Binary encoding can be used for small files but other encoding is needed for larger files

• Binary encoding cannot be used to transmit data between devices

What is the main difference between HTTP and HTTPS?

• HTTPS uses a secure connection while HTTP does not

• HTTP is faster than HTTPS

• HTTP can only transfer text data, while HTTPS can transfer multimedia files

• HTTPS is used for local network communication, while HTTP is used for internet communication

In networking, __ is the process of determining the best path for transmitting data packets.

• Packet switching

• DNS resolution

• Routing

• Encryption

Which layer of the OSI model is responsible for transmitting raw, binary data?

• Transport layer

• Data Link Layer

• Physical Layer

• Network Layer