సైన్స్ మరియు సాంకేతికం – 200 MCQs (Page 5)
Shaktimatha Learning – Competitive Exams Special
MCQs (161–200)
161. Internet యొక్క ముఖ్య పని ఏమిటి?
A) Communication
B) Storage
C) Output
D) Input
162. Email ఉపయోగం ఏమిటి?
A) Communication
B) Storage
C) Device
D) Network
163. Website అంటే ఏమిటి?
A) Page
B) Collection of pages
C) Device
D) Network
164. Search engine ఉదాహరణ ఏది?
A) Chrome
B) Google
C) CPU
D) RAM
165. Browser ఉదాహరణ ఏది?
A) Google
B) Chrome
C) CPU
D) RAM
166. URL అంటే ఏమిటి?
A) Address
B) Device
C) Software
D) Network
167. IP address పని ఏమిటి?
A) Identify device
B) Store data
C) Output
D) Input
168. Cyber security ఎందుకు అవసరం?
A) Protection
B) Storage
C) Speed
D) Output
169. Hacker అంటే ఎవరు?
A) User
B) Unauthorized access person
C) Teacher
D) Student
170. Virus ప్రభావం ఏమిటి?
A) Damage system
B) Improve speed
C) Store data
D) None
171. Cloud computing ఉపయోగం ఏమిటి?
A) Online storage
B) Offline storage
C) Hardware
D) Device
172. Server పని ఏమిటి?
A) Provide data
B) Store data
C) Both
D) None
173. Client అంటే ఏమిటి?
A) Server
B) User device
C) Network
D) Software
174. LAN అంటే ఏమిటి?
A) Local Area Network
B) Large Area Network
C) Long Area Network
D) None
175. WAN అంటే ఏమిటి?
A) Wide Area Network
B) Web Area Network
C) Wireless Area Network
D) None
176. Router పని ఏమిటి?
A) Connect networks
B) Store data
C) Output
D) Input
177. Modem పని ఏమిటి?
A) Connect internet
B) Store data
C) Output
D) Input
178. GPS ఉపయోగం ఏమిటి?
A) Navigation
B) Storage
C) Input
D) Output
179. Satellite ఉపయోగం ఏమిటి?
A) Communication
B) Weather
C) Navigation
D) All
180. Drone అంటే ఏమిటి?
A) Flying device
B) Software
C) Network
D) Storage
181. AI ఉపయోగం ఎక్కడ ఉంది?
A) Healthcare
B) Banking
C) Education
D) All
182. Machine Learning అంటే ఏమిటి?
A) Learning by machines
B) Hardware
C) Network
D) Device
183. Deep Learning అంటే ఏమిటి?
A) Advanced ML
B) Software
C) Hardware
D) Network
184. Robotics ఉపయోగం ఎక్కడ ఉంది?
A) Industry
B) Medicine
C) Defence
D) All
185. Biotechnology ఉపయోగం ఎక్కడ ఉంది?
A) Agriculture
B) Medicine
C) Food production
D) All
186. Genetic engineering అంటే ఏమిటి?
A) DNA modification
B) Hardware
C) Software
D) Network
187. Vaccine పని ఏమిటి?
A) Build immunity
B) Store energy
C) Output
D) Input
188. Pandemic అంటే ఏమిటి?
A) Global disease spread
B) Local disease
C) Device
D) Network
189. Telemedicine అంటే ఏమిటి?
A) Remote treatment
B) Hospital
C) Device
D) Software
190. Digital payment అంటే ఏమిటి?
A) Online transaction
B) Cash
C) Storage
D) None
191. UPI ఉపయోగం ఏమిటి?
A) Payment
B) Storage
C) Output
D) Input
192. OTP అంటే ఏమిటి?
A) One Time Password
B) One Type Password
C) Online Password
D) None
193. QR code ఉపయోగం ఏమిటి?
A) Payment
B) Storage
C) Output
D) Input
194. Blockchain అంటే ఏమిటి?
A) Digital ledger
B) Device
C) Software
D) Network
195. Cryptocurrency అంటే ఏమిటి?
A) Digital currency
B) Paper currency
C) Coin
D) None
196. Renewable energy ఉదాహరణ ఏది?
A) Solar
B) Coal
C) Petrol
D) Diesel
197. Non-renewable energy ఏది?
A) Wind
B) Solar
C) Coal
D) Water
198. Pollution అంటే ఏమిటి?
A) Contamination
B) Clean air
C) Energy
D) Water
199. Global warming కారణం ఏమిటి?
A) CO₂
B) Oxygen
C) Nitrogen
D) Hydrogen
200. Ozone layer పని ఏమిటి?
A) UV protection
B) Heat increase
C) Rainfall
D) Wind
Answer Key (161–200)
161. A
162. A
163. B
164. B
165. B
166. A
167. A
168. A
169. B
170. A
171. A
172. C
173. B
174. A
175. A
176. A
177. A
178. A
179. D
180. A
181. D
182. A
183. A
184. D
185. D
186. A
187. A
188. A
189. A
190. A
191. A
192. A
193. A
194. A
195. A
196. A
197. C
198. A
199. A
200. A
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