[ 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.
61. Bit stands for?
[A] Binary Information Test
[B] Binary Digit
[C] Basic Information Transfer
[D] Basic Input Terminal
61.
[A]
[B]
[C]
[D]
सही उत्तर: B
व्याख्या: Bit is binary digit.
Correct Answer:
Explanation: Important question.
62. Who is known as the father of supercomputing?
[A] Charles Babbage
[B] John von Neumann
[C] Alan Turing
[D] Seymour Cray
62.
[A]
[B]
[C]
[D]
सही उत्तर: D
व्याख्या: Seymour Cray is known as father of supercomputing.
Correct Answer:
Explanation: Important question.
63. Which company first introduced the computer hard disk in 1956?
[A] Dell
[B] Apple
[C] Microsoft
[D] IBM
63.
[A]
[B]
[C]
[D]
सही उत्तर: D
व्याख्या: IBM introduced the first hard disk.
Correct Answer:
Explanation: Important question.
64. What type of file has a .gif extension?
[A] Image file
[B] Video file
[C] Audio file
[D] Text file
64.
[A]
[B]
[C]
[D]
सही उत्तर: A
व्याख्या: GIF is an image file format.
Correct Answer:
Explanation: Important question.
65. How many layers are there in the OSI model?
[A] 5
[B] 9
[C] 7
[D] 3
65.
[A]
[B]
[C]
[D]
सही उत्तर: C
व्याख्या: OSI model has 7 layers.
Correct Answer:
Explanation: Important question.
66. Which programming language is used to create applets?
[A] Python
[B] C++
[C] Java
[D] Ruby
66.
[A]
[B]
[C]
[D]
सही उत्तर: C
व्याख्या: Java is used for applets.
Correct Answer:
Explanation: Important question.
67. What type of storage is a magnetic disk?
[A] Primary storage
[B] Offline storage
[C] Volatile storage
[D] Cache storage
67.
[A]
[B]
[C]
[D]
सही उत्तर: B
व्याख्या: Magnetic disk is offline storage.
Correct Answer:
Explanation: Important question.
68. Which is not a valid data type in MS Excel?
[A] Text
[B] Character
[C] Currency
[D] Percentage
68.
[A]
[B]
[C]
[D]
सही उत्तर: B
व्याख्या: Character is not a valid Excel data type.
Correct Answer:
Explanation: Important question.
69. What is the port number for SMTP?
[A] 25
[B] 465
[C] 587
[D] 993
69.
[A]
[B]
[C]
[D]
सही उत्तर: A
व्याख्या: SMTP uses port 25.
Correct Answer:
Explanation: Important question.
70. Maximum speed of data transmission in PCM stream?
[A] 64 Kbps
[B] 128 Kbps
[C] 256 Kbps
[D] 512 Kbps
70.
[A]
[B]
[C]
[D]
सही उत्तर: A
व्याख्या: PCM standard speed is 64 Kbps.
Correct Answer:
Explanation: Important question.