Open source and Proprietary Software

Open source and Proprietary Software


Firmware

  • Firmware is software substituted for hardware and stored in read-only memory
  • Firmware technology has enabled production of various types of smart machines having microprocessor chips with embedded software

Middleware

  • Basic idea is to have a separate software layer to:
    • Act as “glue” between client and server parts of application
    • Provide programming abstraction
    • Mask heterogeneity of underlying network, hardware, and OS
  • Encourages three-tier software architecture against two- tier popularized by Server-Client architecture




Qus. 1 : Which of the following does not fall under the category of open source?

  1. Open Office
  2. Linux
  3. Ubuntu
  4. Windows 10
Qus. 2 : Which of the following makes available its source code

  1. Freeware
  2. Free software
  3. OSS
  4. FLOSS
Qus. 3 : Which of the following is not a component of the LibreOffice suite?

  1. Base
  2. Writer
  3. Impress
  4. Explorer
Qus. 4 : What is firmware

  1. A type of volatile memory
  2. Software programmed into hardware for basic functionality
  3. An advanced application software
  4. A security program
Qus. 5 : <p>Match the following operating systems with their respective types.</p><table class="table table-bordered"><tbody><tr><td><span style="font-size: 14px;"><b>Operating System</b></span></td><td><span style="font-size: 14px;"><b>Type</b></span></td></tr><tr><td><span style="font-size: 14px;">A. Linux</span></td><td><span style="font-size: 14px;">1. Apple-specific OS</span></td></tr><tr><td><span style="font-size: 14px;">B. Windows</span></td><td><span style="font-size: 14px;">2. Open-source OS</span></td></tr><tr><td><span style="font-size: 14px;">C. Android</span></td><td><span style="font-size: 14px;">3. Proprietary OS</span></td></tr><tr><td><span style="font-size: 14px;">D. macOS</span></td><td><span style="font-size: 14px;">4. Mobile OS</span></td></tr></tbody></table><p><br></p>

  1. A-1, B-2, C-3, D-4
  2. A-4, B-1, C-2, D-3
  3. A-3, B-4, C-1, D-2
  4. A-2, B-3, C-4, D-1

Programs

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