[ All computer questions and answers ]
झारखंड में आयोजित होने वाली JPSC, JSSC, JET, झारखंड पुलिस भर्ती परीक्षा आदि के लिए उपयोगी सामान्य अध्ययन।
[ Jharkhand General Knowledge & General Studies Questions ]
Useful GK for JPSC, JSSC, JET, Jharkhand Police and other exams.
21. What does URL stand for?
[A] Uniform Resource Locator
[B] Uniform Resource Link
[C] Universal Resource Locator
[D] Universal Resource Link
21.
[A]
[B]
[C]
[D]
सही उत्तर: A
व्याख्या: URL is web address.
Correct Answer:
Explanation: Important question.
22. Purpose of firewall?
[A] Speed internet
[B] Prevent unauthorized access
[C] Manage traffic
[D] Boost WiFi
22.
[A]
[B]
[C]
[D]
सही उत्तर: B
व्याख्या: Firewall protects system.
Correct Answer:
Explanation: Important question.
23. Used to surf internet?
[A] OS
[B] Web Browser
[C] Database
[D] Text Editor
23.
[A]
[B]
[C]
[D]
सही उत्तर: B
व्याख्या: Browser is used for web.
Correct Answer:
Explanation: Important question.
24. HTTP stands for?
[A] HyperText Transmission Protocol
[B] HyperText Transfer Protocol
[C] HyperTransfer Text Protocol
[D] Hyper Transmission Transfer Protocol
24.
[A]
[B]
[C]
[D]
सही उत्तर: B
व्याख्या: HTTP is web protocol.
Correct Answer:
Explanation: Important question.
25. Example of input device?
[A] Printer
[B] Monitor
[C] Mouse
[D] Speaker
25.
[A]
[B]
[C]
[D]
सही उत्तर: C
व्याख्या: Mouse is input device.
Correct Answer:
Explanation: Important question.
26. Smallest unit of data?
[A] Byte
[B] Bit
[C] Nibble
[D] KB
26.
[A]
[B]
[C]
[D]
सही उत्तर: B
व्याख्या: Bit is smallest unit.
Correct Answer:
Explanation: Important question.
27. Function of ALU?
[A] Memory management
[B] Arithmetic & logic operations
[C] Input control
[D] Storage
27.
[A]
[B]
[C]
[D]
सही उत्तर: B
व्याख्या: ALU performs calculations.
Correct Answer:
Explanation: Important question.
28. Image file format?
[A] .docx
[B] .xlsx
[C] .jpg
[D] .pptx
28.
[A]
[B]
[C]
[D]
सही उत्तर: C
व्याख्या: .jpg is image format.
Correct Answer:
Explanation: Important question.
29. Key to delete left character?
[A] Enter
[B] Backspace
[C] Delete
[D] Shift
29.
[A]
[B]
[C]
[D]
सही उत्तर: B
व्याख्या: Backspace deletes left character.
Correct Answer:
Explanation: Important question.
30. Search engine?
[A] Firefox
[B] Bing
[C] Outlook
[D] Skype
30.
[A]
[B]
[C]
[D]
सही उत्तर: B
व्याख्या: Bing is search engine.
Correct Answer:
Explanation: Important question.