[ All computer questions and answers ]
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[ Jharkhand General Knowledge & General Studies Questions ]
Useful GK for JPSC, JSSC, JET, Jharkhand Police and other exams.
161. The quicksort algorithm is based on:
[A] Divide and Conquer
[B] Dynamic Programming
[C] Greedy Method
[D] Backtracking
161.
[A]
[B]
[C]
[D]
सही उत्तर: A
व्याख्या: Quicksort uses divide and conquer approach.
Correct Answer:
Explanation: Important question.
162. Which of the following computer language is written in binary codes only?
[A] Pascal
[B] Machine language
[C] C
[D] C#
162.
[A]
[B]
[C]
[D]
सही उत्तर: B
व्याख्या: Machine Language is written in binary codes only and is directly understood by the computer.
Correct Answer:
Explanation: Important question.
163. Which of the following is the brain of the computer?
[A] Central Processing Unit
[B] Memory
[C] Arithmetic and Logic Unit
[D] Control unit
163.
[A]
[B]
[C]
[D]
सही उत्तर: A
व्याख्या: CPU is considered the brain of the computer.
Correct Answer:
Explanation: Important question.
164. Which of the following is not a characteristic of a computer?
[A] Versatility
[B] Accuracy
[C] Diligence
[D] I.Q.
164.
[A]
[B]
[C]
[D]
सही उत्तर: D
व्याख्या: Computer has no IQ of its own; it works only on instructions.
Correct Answer:
Explanation: Important question.
165. Which of the following is the smallest unit of data in a computer?
[A] Bit
[B] KB
[C] Nibble
[D] Byte
165.
[A]
[B]
[C]
[D]
सही उत्तर: A
व्याख्या: Bit is the smallest unit of data in a computer system.
Correct Answer:
Explanation: Important question.
166. Which unit converts data into computer understandable format?
[A] Output Unit
[B] Input Unit
[C] Memory Unit
[D] ALU
166.
[A]
[B]
[C]
[D]
सही उत्तर: B
व्याख्या: Input Unit converts user data into binary format.
Correct Answer:
Explanation: Important question.
167. Which monitor looks like a television?
[A] LED
[B] LCD
[C] CRT
[D] Flat Panel
167.
[A]
[B]
[C]
[D]
सही उत्तर: C
व्याख्या: CRT monitors look like old television screens.
Correct Answer:
Explanation: Important question.
168. Which of the following is not a computer code?
[A] EDIC
[B] ASCII
[C] BCD
[D] EBCDIC
168.
[A]
[B]
[C]
[D]
सही उत्तर: A
व्याख्या: EDIC is not a valid computer code.
Correct Answer:
Explanation: Important question.
169. Which part of processor contains hardware to perform operations?
[A] Controller
[B] Registers
[C] Cache
[D] Data path
169.
[A]
[B]
[C]
[D]
सही उत्तर: D
व्याख्या: Data path contains hardware for operations.
Correct Answer:
Explanation: Important question.
170. Which software controls computer operations?
[A] User
[B] Application Software
[C] System Software
[D] Utility Software
170.
[A]
[B]
[C]
[D]
सही उत्तर: C
व्याख्या: System software controls computer operations.
Correct Answer:
Explanation: Important question.