సైన్స్ మరియు సాంకేతికం – 200 MCQs (Page 2)
Shaktimatha Learning – Competitive Exams Special
MCQs (41–80)
41. కంప్యూటర్లో Input device ఏది?
A) Monitor
B) Keyboard
C) Printer
D) Speaker
42. Output device ఏది?
A) Mouse
B) Keyboard
C) Monitor
D) Scanner
43. Hard Disk ఏమిటి?
A) Input device
B) Storage device
C) Output device
D) Software
44. Software అంటే ఏమిటి?
A) Physical parts
B) Programs
C) Devices
D) Network
45. Hardware అంటే ఏమిటి?
A) Programs
B) Physical components
C) Data
D) Files
46. Operating System ఉదాహరణ ఏది?
A) Windows
B) CPU
C) Mouse
D) Printer
47. Smartphone ఏది?
A) Hardware only
B) Software only
C) Both hardware and software
D) None
48. Google ఏమిటి?
A) Browser
B) Search Engine
C) Device
D) Software
49. Browser ఉదాహరణ ఏది?
A) Chrome
B) Google
C) CPU
D) RAM
50. Email పంపడానికి ఏది అవసరం?
A) Internet
B) CPU
C) Mouse
D) Printer
51. Bluetooth అంటే ఏమిటి?
A) Wired connection
B) Wireless communication
C) Software
D) Hardware
52. USB అంటే ఏమిటి?
A) Storage device
B) Connection port
C) Software
D) Network
53. Data అంటే ఏమిటి?
A) Information
B) Raw facts
C) Output
D) Device
54. Information అంటే ఏమిటి?
A) Raw data
B) Processed data
C) Input
D) Hardware
55. Internet full form ఏమిటి?
A) International Network
B) Interconnected Network
C) Internal Network
D) None
56. Website అంటే ఏమిటి?
A) Page
B) Collection of web pages
C) Software
D) Device
57. URL అంటే ఏమిటి?
A) Web address
B) Software
C) Hardware
D) File
58. Domain name అంటే ఏమిటి?
A) IP address
B) Website name
C) Software
D) Network
59. IP address అంటే ఏమిటి?
A) Website name
B) Unique number for device
C) Software
D) Data
60. Firewall ఉపయోగం ఏమిటి?
A) Security
B) Storage
C) Output
D) Input
61. Antivirus ఉపయోగం ఏమిటి?
A) Speed
B) Security
C) Storage
D) Output
62. Cyber security అంటే ఏమిటి?
A) Data protection
B) Hardware
C) Software
D) Device
63. Hacker అంటే ఎవరు?
A) User
B) Programmer
C) Unauthorized access person
D) Teacher
64. Encryption అంటే ఏమిటి?
A) Data protection method
B) Device
C) Software
D) Network
65. Decryption అంటే ఏమిటి?
A) Data encoding
B) Data decoding
C) Storage
D) Network
66. Cloud అంటే ఏమిటి?
A) Weather
B) Internet storage
C) Device
D) Software
67. Server అంటే ఏమిటి?
A) Provides data
B) Stores data
C) Controls network
D) All
68. Client అంటే ఏమిటి?
A) Server
B) User device
C) Software
D) Network
69. LAN అంటే ఏమిటి?
A) Large network
B) Local Area Network
C) Long Area Network
D) None
70. WAN అంటే ఏమిటి?
A) Wide Area Network
B) Wireless Area Network
C) Web Area Network
D) None
71. Modem ఉపయోగం ఏమిటి?
A) Connect internet
B) Storage
C) Output
D) Input
72. Router ఉపయోగం ఏమిటి?
A) Connect networks
B) Storage
C) Output
D) Input
73. GPS ఉపయోగం ఏమిటి?
A) Navigation
B) Storage
C) Input
D) Output
74. Satellite ఉపయోగం ఏమిటి?
A) Communication
B) Navigation
C) Weather
D) All
75. Drone అంటే ఏమిటి?
A) Flying device
B) Software
C) Network
D) Storage
76. AI ఉపయోగం ఎక్కడ ఉంది?
A) Healthcare
B) Banking
C) Education
D) All
77. Machine Learning అంటే ఏమిటి?
A) Programming
B) Learning by machines
C) Hardware
D) Network
78. Deep Learning అంటే ఏమిటి?
A) Advanced ML
B) Software
C) Hardware
D) Network
79. Robotics ఉపయోగం ఎక్కడ ఉంది?
A) Industry
B) Medicine
C) Defence
D) All
80. Space technology ఉపయోగం ఏమిటి?
A) Communication
B) Weather
C) Navigation
D) All
Shaktimatha Learning | Mega Learning Library
Answer Key (41–80)
41. B
42. C
43. B
44. B
45. B
46. A
47. C
48. B
49. A
50. A
51. B
52. B
53. B
54. B
55. B
56. B
57. A
58. B
59. B
60. A
61. B
62. A
63. C
64. A
65. B
66. B
67. D
68. B
69. B
70. A
71. A
72. A
73. A
74. D
75. A
76. D
77. B
78. A
79. D
80. D
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