Technology problems
- 1. Which is NOT an acceptable method of distributing small power outlets throughout an open plan office area?
Options- A. Power Poles
- B. Power Skirting
- C. Flush Floor Ducting
- D. Extension Cords Discuss
Correct Answer: Extension Cords
Explanation:
Extension cords can be a tripping hazard, and can be easily damaged, causing an unsafe situation. There are many ways of safely getting power to each work place, where wiring is protected and concealed.
- 2. 'CD' computer abbreviation usually means?
Options- A. Command Description
- B. Change Data
- C. Copy Density
- D. Compact Disc Discuss
Correct Answer: Compact Disc
- 3. In what year was the "@" chosen for its use in e-mail addresses?
Options- A. 1976
- B. 1972
- C. 1980
- D. 1984 Discuss
Correct Answer: 1972
- 4. What was the active medium used in the first working laser ever constructed?
Options- A. A diamond block
- B. Helium-neon gas
- C. A ruby rod
- D. Carbon dioxide gas Discuss
Correct Answer: A ruby rod
Explanation:
Theodore Maiman built the first working laser using a ruby rod while working at Hughes Research Laboratories in Malibu, California. It lased for the first time on May 16, 1960.
- 5. The average power (in watts) used by a 20 to 25 inch home color television is...?
Options- A. 70-100
- B. 25-50
- C. 500-800
- D. Over 1000 Discuss
Correct Answer: 70-100
Explanation:
About the same as as the most popular light bulb size.
- 6. '.JPG' extension refers usually to what kind of file?
Options- A. System file
- B. Animation/movie file
- C. MS Encarta document
- D. Image file Discuss
Correct Answer: Image file
- 7. The first step to getting output from a laser is to excite an active medium. What is this process called?
Options- A. Pumping
- B. Exciting
- C. Priming
- D. Raising Discuss
Correct Answer: Pumping
Explanation:
A collection of atoms or molecules that can be excited to a higher energy state is called an active medium. Before lasing can occur, the active media is "pumped". The process of raising the atoms in the active media from a lower energy state to a higher state is like pumping water up from a well.
- 8. Who co-founded Hotmail in 1996 and then sold the company to Microsoft?
Options- A. Shawn Fanning
- B. Ada Byron Lovelace
- C. Sabeer Bhatia
- D. Ray Tomlinson Discuss
Correct Answer: Sabeer Bhatia
- 9. In which decade was the SPICE simulator introduced?
Options- A. 1950s
- B. 1960s
- C. 1970s
- D. 1980s Discuss
Correct Answer: 1970s
Explanation:
SPICE (Simulation Program with Integrated Circuit Emphasis) was introduced in May 1972 by the University of Berkeley, California.
- 10. '.MOV' extension refers usually to what kind of file?
Options- A. Image file
- B. Animation/movie file
- C. Audio file
- D. MS Office document Discuss
Correct Answer: Animation/movie file
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