DL Core Digital Literacy Skills 3 — Questions and Answers
Question 1: What does 'bandwidth' refer to in the context of internet connections?
- The physical width of a network cable
- The maximum data transfer rate of a connection (Correct answer)
- The number of devices connected to Wi-Fi
- The distance between a router and a device
Correct answer: The maximum data transfer rate of a connection
Bandwidth measures the maximum amount of data that can be transmitted over a connection per second, usually in Mbps or Gbps.
Question 2: A coworker shares a spreadsheet link and says you have 'view only' access. What can you NOT do?
- Open the file
- Read the data
- Print the document
- Edit cells (Correct answer)
Correct answer: Edit cells
View-only permissions allow reading, printing, and downloading but prevent any edits to the document.
Question 3: Which of the following is a strong password?
- password123
- john1990
- T#9kLm!2vQ (Correct answer)
- qwerty
Correct answer: T#9kLm!2vQ
A strong password uses a mix of uppercase, lowercase, numbers, and special characters with no recognizable words.
Question 4: What is the function of a 'search operator' like site: when used in a search engine?
- It translates the query into another language
- It limits results to a specific website (Correct answer)
- It sorts results by date published
- It opens a cached version of the page
Correct answer: It limits results to a specific website
The site: operator restricts search results to pages from a particular domain, such as site:cdc.gov.
Question 5: Two-factor authentication (2FA) adds security by requiring:
- Two different passwords entered back-to-back
- A password plus a second verification method (Correct answer)
- Biometric data instead of a password
- A security question after every login
Correct answer: A password plus a second verification method
2FA combines something you know (password) with something you have or are (code, app, fingerprint) to verify identity.
Question 6: What does it mean to 'compress' a file or folder?
- Encrypt it with a password
- Reduce its size for easier storage or transfer (Correct answer)
- Convert it to a different file format
- Back it up to a cloud server
Correct answer: Reduce its size for easier storage or transfer
File compression reduces file size by encoding data more efficiently, making transfers faster and saving storage space.
Question 7: When evaluating online information for credibility, which source is generally most reliable?
- An anonymous blog post with many shares
- A peer-reviewed article from a .edu or .gov domain (Correct answer)
- A Wikipedia article with no citations
- A social media post from a verified celebrity
Correct answer: A peer-reviewed article from a .edu or .gov domain
Peer-reviewed publications and government or educational institution websites apply rigorous editorial standards.
DL Core Digital Literacy Skills 3
What does 'bandwidth' refer to in the context of internet connections?