Tech quiz: How well do you know the latest advances?

With the whirlwind of innovations in consumer technology, it can be hard to keep up. For instance, do you know what distinguishes Microsoft Corp.'s latest music player and Amazon.com Inc.'s new electronic book reader from their competitors? Or what the new robot cleaner cleans? Take this quiz to see how well you've kept up with recent developments. Then turn to page E5 for the answers.

1. Microsoft introduced a new version of its Zune music player in 2006. Name a key Zune feature that Microsoft has promoted in its battle against Apple Inc.'s rival iPod.

A. WiMax connectivity

B. Wi-Fi connectivity

C. Wiki connectivity

D. Why should I care about connectivity?

2. Five years ago, almost 90 percent of all digital photo prints were produced on home printers. In 2007, what percentage of digital prints were made at home?

A. 72 percent

B. 50 percent

C. 38 percent

D. 24 percent

3. Amazon.com unveiled a new electronic book reader in November: a $399 digital screen with a keyboard and the ability to buy best-selling books for $10. What is the name of Amazon's new device?

A. Reader

B. Kindle

C. eInk

D. iRead

4. In 2006, only 20 percent of all digital cameras had a resolution of seven megapixels or above. Last year, about what percentage of all digital cameras sold in the United States boasted resolutions over seven megapixels?

A. 30 percent

B. 40 percent

C. 50 percent

D. 70 percent

5. In 2006, there were about 161 billion gigabytes of digital information stored online, on personal computers and on corporate servers. How much do experts expect to be stored in 2010?

A. 250 billion