[ 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.
11. कीबोर्ड में कितनी फंक्शन keys होती हैं?
[A] 12
[B] 10
[C] 14
[D] 16
11. How many function keys in keyboard?
[A] 12
[B] 10
[C] 14
[D] 16
सही उत्तर: A
व्याख्या: कीबोर्ड में 12 function keys होती हैं।
Correct Answer: A
Explanation: There are 12 function keys.
12. What is the full form of RAM?
[A] Random Access Memory
[B] Read Access Memory
[C] Readily Available Memory
[D] Random Available Memory
12.
[A]
[B]
[C]
[D]
सही उत्तर: A
व्याख्या: RAM stands for Random Access Memory.
Correct Answer:
Explanation: Important question.
13. Which device is used to input data into a computer?
[A] Printer
[B] Monitor
[C] Keyboard
[D] Speaker
13.
[A]
[B]
[C]
[D]
सही उत्तर: C
व्याख्या: Keyboard is an input device.
Correct Answer:
Explanation: Important question.
14. Which of the following is system software?
[A] Microsoft Excel
[B] Windows 10
[C] Google Chrome
[D] Adobe Reader
14.
[A]
[B]
[C]
[D]
सही उत्तर: B
व्याख्या: Windows 10 is an operating system.
Correct Answer:
Explanation: Important question.
15. Which is NOT a programming language?
[A] Python
[B] HTML
[C] Java
[D] Microsoft Word
15.
[A]
[B]
[C]
[D]
सही उत्तर: D
व्याख्या: MS Word is application software.
Correct Answer:
Explanation: Important question.
16. Which part executes instructions?
[A] Hard Disk
[B] RAM
[C] CPU
[D] Motherboard
16.
[A]
[B]
[C]
[D]
सही उत्तर: C
व्याख्या: CPU executes instructions.
Correct Answer:
Explanation: Important question.
17. Which storage device has largest capacity?
[A] DVD
[B] USB Flash Drive
[C] SSD
[D] Hard Disk Drive
17.
[A]
[B]
[C]
[D]
सही उत्तर: D
व्याख्या: HDD has large storage capacity.
Correct Answer:
Explanation: Important question.
18. What does GUI stand for?
[A] Graphical User Interface
[B] General User Interface
[C] Guided User Interface
[D] Graphical User Interaction
18.
[A]
[B]
[C]
[D]
सही उत्तर: A
व्याख्या: GUI means Graphical User Interface.
Correct Answer:
Explanation: Important question.
19. Which is volatile memory?
[A] SSD
[B] Hard Disk
[C] RAM
[D] ROM
19.
[A]
[B]
[C]
[D]
सही उत्तर: C
व्याख्या: RAM is volatile memory.
Correct Answer:
Explanation: Important question.
20. Main function of OS?
[A] Calculations
[B] Manage hardware & software
[C] Browse internet
[D] Create documents
20.
[A]
[B]
[C]
[D]
सही उत्तर: B
व्याख्या: OS manages system resources.
Correct Answer:
Explanation: Important question.