[ Computer Fundamental ]
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.
551. ऐसे personal computers जिनमें disk या diskette drive नहीं होती, उन्हें क्या कहते हैं?
[A] Home computers
[B] Diskless computers
[C] Dedicated computers
[D] General purpose computers
551. Most of the inexpensive personal computers do not have any disk or diskette drive. What is the name of such computes?
[A] Home computers
[B] Diskless computers
[C] Dedicated computers
[D] General purpose computers
सही उत्तर: Diskless computers
व्याख्या: Diskless computers में disk drive नहीं होती।
Correct Answer: Diskless computers
Explanation: Such computers are called diskless computers.
552. Light pen क्या है?
[A] Mechanical Input device
[B] Optical input device
[C] Electronic input device
[D] Optical output device
552. What is a light pen?
[A] Mechanical Input device
[B] Optical input device
[C] Electronic input device
[D] Optical output device
सही उत्तर: Optical input device
व्याख्या: Light pen एक optical input device है।
Correct Answer: Optical input device
Explanation: A light pen is an optical input device.
553. निम्नलिखित में से कौन-सा computer multiple users को simultaneously support नहीं कर सकता?
[A] Mainframe Computer
[B] Mini Computers
[C] Micro Computers
[D] All of them can support
553. Which of the following class of computers can not support multiple users simultaneously?
[A] Mainframe Computer
[B] Mini Computers
[C] Micro Computers
[D] All of them can support
सही उत्तर: Micro Computers
व्याख्या: Micro computers सामान्यतः single-user systems होते हैं।
Correct Answer: Micro Computers
Explanation: Micro computers generally do not support multiple users simultaneously.
554. निम्नलिखित में से किसे दुनिया का पहला computer माना जाता है?
[A] Z3
[B] ABC
[C] Mark I
[D] None of abobe
554. Which of the following is considered first computer in the world?
[A] Z3
[B] ABC
[C] Mark I
[D] None of abobe
सही उत्तर: ABC
व्याख्या: ABC को दुनिया का पहला electronic digital computer माना जाता है।
Correct Answer: ABC
Explanation: ABC is considered the first electronic digital computer in the world.
555. Keyboard पर key press करने पर keystroke को bits में convert करने के लिए कौन-सा standard उपयोग होता है?
[A] ANSI
[B] ASCII
[C] EBCDIC
[D] ISO
555. When a key is pressed on the keyboard, which standard is used for converting the keystroke into the corresponding bits?
[A] ANSI
[B] ASCII
[C] EBCDIC
[D] ISO
सही उत्तर: ASCII
व्याख्या: ASCII standard का उपयोग characters को binary form में convert करने के लिए किया जाता है।
Correct Answer: ASCII
Explanation: ASCII standard is used for converting keystrokes into corresponding bits.
556. कंप्यूटर पर sound चलाने और सुनने के लिए क्या आवश्यक है?
[A] एक sound card और speakers
[B] एक microphone
[C] सभी आवश्यक हैं
[D] इनमें से कोई नहीं
556. In order to play and hear sound on a computer, one needs:
[A] a sound card and speakers
[B] a microphone
[C] all of them required
[D] none of them required
सही उत्तर: एक sound card और speakers
व्याख्या: कंप्यूटर पर audio output सुनने के लिए sound card और speakers आवश्यक होते हैं।
Correct Answer: a sound card and speakers
Explanation: A sound card and speakers are required to play and hear sound on a computer.
557. Printed text को सीधे image करने के लिए कौन-सा device उपयोग किया जाता है?
[A] OCR
[B] OMR
[C] MICR
[D] All of above
557. Which of the following devices can be used to directly image printed text?
[A] OCR
[B] OMR
[C] MICR
[D] All of above
सही उत्तर: OCR
व्याख्या: OCR printed text को scan करके digital text में बदलता है।
Correct Answer: OCR
Explanation: OCR is used to directly scan and recognize printed text.
558. निम्नलिखित में से कंप्यूटर का उपयोग किसके लिए नहीं किया जा सकता?
[A] gathering data
[B] calculating data
[C] comparing data
[D] Arranging data
558. For which of the following computers can’t be used?
[A] gathering data
[B] calculating data
[C] comparing data
[D] Arranging data
सही उत्तर: Arranging data
व्याख्या: यह प्रश्न पारंपरिक MCQ के अनुसार दिया गया है, हालांकि वास्तव में कंप्यूटर arranging data भी कर सकता है।
Correct Answer: Arranging data
Explanation: According to the given MCQ pattern, arranging data is marked as the answer.
559. निम्नलिखित में से किसे low level language कहा जाता है?
[A] Machine language
[B] Assembly language
[C] Both of the above
[D] None of above
559. Which of the following is called low level languages?
[A] Machine language
[B] Assembly language
[C] Both of the above
[D] None of above
सही उत्तर: Both of the above
व्याख्या: Machine language और Assembly language दोनों low level languages हैं।
Correct Answer: Both of the above
Explanation: Machine language and Assembly language are low level languages.
560. किस factor के कारण business person कंप्यूटर अपनाने के लिए अधिक प्रभावित होता है?
[A] Accuracy
[B] Reliability
[C] Speed
[D] All of above
560. A factor which would strongly influence a business person to adopt a computer is its
[A] Accuracy
[B] Reliability
[C] Speed
[D] All of above
सही उत्तर: All of above
व्याख्या: कंप्यूटर की speed, accuracy और reliability business में बहुत उपयोगी होती है।
Correct Answer: All of above
Explanation: Accuracy, reliability and speed strongly influence businesses to adopt computers.