Multiple Choice: Test of Terminology and Technology -- Part 7

This updated guide examines Multiple Choice: Test of Terminology and Technology -- Part 7 and organizes the essential facts, background, and practical takeaways in clear American English.

• 1. Which of the following calculation results will not produce NaN results?
  • 0 ÷ 0
  • 0 x ∞
  • 0 - ∞
  The correct answer is "0 - ∞"
• 2. Is a local WiFi network an example of?
  • WLAN
  • WAN
  • WWW
  • WAMP
  The correct answer is "WLAN".
• 3. Which of the following layers is not one of the seven layers of the OSI model?
  • Physical layer
  • Virtual layer
  • Session layer
  • Transport layer
  The correct answer is "Virtual layer".
• 4. Instead of users, what are web services designed to communicate with?
  • System administrator
  • Other programs
  • Client hardware
  • Nothing
  The correct answer "Other programs".
• 5. What is another term for bridging router?
  • Brouter
  • Gateway
  • Switch
  • Access point
  The correct answer is "Brouter".
• 6. What did Apple name for OS X 10.10?
  • Mavericks
  • Yosemite
  • Sierra
  • High Sierra
  The correct answer is "Yosemite".
• 7. What do all smartphones, smart watches and tablets have in common?
  • Physical keyboard
  • USB port
  • Touch screen
  • Inductive charging
  The correct answer "Touch screen".
• 8. Which of the following is not an e-reader (reader)?
  • Amazon Kindle
  • Apple Watch
  • Barnes & Noble NOOK
  • Kobo Aura
  The correct answer is Apple Watch ".
• 9. Windows RT is a variant of which operating system?
  • Windows ME
  • Windows 7
  • Windows 8
  • Windows 10
  The correct answer is "Windows 8".
• 10. What is the temporary memory area where print jobs are stored?
  • Stack (stack)
  • Heap (heap - in data structure)
  • Spool (data roll)
  • Bucket (data bucket)
  The correct answer "Spool (data rolls)".
• 11. What is a CNAME record, A record and MX record?
  • Domain
  • Web analytics
  • Mail filter
  • DNS records
  Correct answer "DNS record".
• 12. Which company coined the term "Graymail" to mean unwanted emails?
  • Google
  • Yahoo!
  • Apple
  • Microsoft
  Lazy answer is correct "Microsoft".
• 13. What is the function of JDBC?
  • It allows Java applications to connect to a variety of databases.
  • It allows jQuery to run on older web browsers.
  • It allows Java applets to run on mobile devices.
  • It allows JSP pages to be served over HTTPS.
  The correct answer "It allows Java applications to connect to a variety of databases."
• 14. What term is synonymous with floating point?
  • Dots
  • Period
  • Semi-colon
  • Decimal point
  The correct answer is "Decimal point".
• 15. What abbreviations represent television and radio?
  • OCR
  • OTA
  • OEM
  • ODBC
  The correct answer is "OTA".
• 16. What is the most widely used desktop operating system?
  • macOS
  • Windows
  • Linux
  • iOS
  The correct answer is "Windows".
• 17. What is the number most commonly used to identify a particular electronic device?
  • UPC
  • SKU
  • Product number
  • Serial number
  The correct answer "Serial number".
• 18. What is ergonomics?
  • The way the processing speed increases with time
  • The way the cost of computer components decreases over time
  • How the Internet affects cultures across the globe
  • The way humans interact with artificial objects
  The correct answer "How humans interact with objects".
• 19. Which of the following is a compressed image format?
  • ZIP
  • JPEG
  • MP3
  • AVI
  The correct answer is "JPEG".
• 20. Which company develops the Windows operating system?
  • Microsoft
  • Oracle
  • Google
  • IGBM
  The correct answer is "Microsoft".
• 21. What are the processes or tasks that run periodically on Unix systems?
  • Hash (hash)
  • Filter
  • Cron
  • Avatar
  The correct answer is "Cron".
• 22. What is Novell NetWare?
  • Network operating system
  • Firewall
  • Web server
  • Server farm
  Correct answer "Network operating system".
• 23. For what purpose is a failover system implemented?
  • Ability of extension
  • Mobile capabilities (portable)
  • Compatibility
  • Availability for redundancy (Redundancy)
  Answer "Availability to redundancy (Redundancy)
• 24. What is the difference between dock and hub?
  • The dock is used for desktop computers, while the hub is used for laptops.
  • Dock has many types of ports, while hubs have only one type
  • The dock is used for input, while the hub is used for output
  • Wireless dock while wired hub
  Correct answer "Dock has many types of ports, while hubs have only one type".
• 25. What figure determines the frequency at which the screen image is refreshed?
  • DPI
  • The resolution
  • Refresh rate
  • Pixel density
  The correct answer "Refresh rate".
• 26. What is the main purpose of the GPU?
  • To process and render graphics
  • To provide wireless networking capabilities
  • To prevent unauthorized access to computer systems
  • Power supply for electronics
  The correct answer "To process and render graphics".
• 27. Which of the following measurement units is larger than petabytes?
  • Exabyte
  • Kilobyte
  • Terabyte
  • Megabyte
  The correct answer is "Exabyte".
• 28. Which verb describes the recovery of data from a backup?
  • Renew (refreshed)
  • Reformat (reformat)
  • Rerun (rerun)
  • Restore
  The correct answer is "Restore".
• 29. Which of the following is with a small antenna?
  • UPC
  • SKU
  • PID
  • RFID
  The correct answer "RFID".
• 30. What does ransomware do?
  • It indicates that you must upgrade the software on your computer.
  • It requires you to pay a fee to unlock the computer
  • It secretly moves all your files to another computer.
  • It loads other people's identities on your computer.
  The correct answer "It requires you to pay a fee to unlock the computer".
• 31. What type of image will saturation an image produce?
  • Vector
  • Halftone (half tone photo)
  • Grayscale
  • Transparent (transparent background)
  The correct answer is "Grayscale".