Science & Technology – 200 MCQs (Page 2)

Shaktimatha Learning – Competitive Exams Special

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MCQs (41–80)

41. Which is an input device?
A) Monitor
B) Keyboard
C) Printer
D) Speaker

42. Which is an output device?
A) Mouse
B) Keyboard
C) Monitor
D) Scanner

43. Hard Disk is a?
A) Input device
B) Storage device
C) Output device
D) Software

44. Software refers to?
A) Physical parts
B) Programs
C) Devices
D) Network

45. Hardware refers to?
A) Programs
B) Physical components
C) Data
D) Files

46. Which is an Operating System?
A) Windows
B) CPU
C) Mouse
D) Printer

47. Smartphone consists of?
A) Hardware only
B) Software only
C) Both hardware and software
D) None

48. Google is a?
A) Browser
B) Search Engine
C) Device
D) Software

49. Example of browser?
A) Chrome
B) Google
C) CPU
D) RAM

50. What is required to send email?
A) Internet
B) CPU
C) Mouse
D) Printer

51. Bluetooth is?
A) Wired connection
B) Wireless communication
C) Software
D) Hardware

52. USB is?
A) Storage device
B) Connection port
C) Software
D) Network

53. Data refers to?
A) Information
B) Raw facts
C) Output
D) Device

54. Information is?
A) Raw data
B) Processed data
C) Input
D) Hardware

55. Internet stands for?
A) International Network
B) Interconnected Network
C) Internal Network
D) None

56. Website means?
A) Page
B) Collection of web pages
C) Software
D) Device

57. URL means?
A) Web address
B) Software
C) Hardware
D) File

58. Domain name is?
A) IP address
B) Website name
C) Software
D) Network

59. IP address is?
A) Website name
B) Unique number for a device
C) Software
D) Data

60. Firewall is used for?
A) Security
B) Storage
C) Output
D) Input

61. Antivirus is used for?
A) Speed
B) Security
C) Storage
D) Output

62. Cyber security means?
A) Data protection
B) Hardware
C) Software
D) Device

63. Hacker is?
A) User
B) Programmer
C) Unauthorized access person
D) Teacher

64. Encryption is?
A) Data protection method
B) Device
C) Software
D) Network

65. Decryption is?
A) Data encoding
B) Data decoding
C) Storage
D) Network

66. Cloud refers to?
A) Weather
B) Internet storage
C) Device
D) Software

67. Server is?
A) Provides data
B) Stores data
C) Controls network
D) All of the above

68. Client is?
A) Server
B) User device
C) Software
D) Network

69. LAN stands for?
A) Large network
B) Local Area Network
C) Long Area Network
D) None

70. WAN stands for?
A) Wide Area Network
B) Wireless Area Network
C) Web Area Network
D) None

71. Modem is used to?
A) Connect internet
B) Storage
C) Output
D) Input

72. Router is used to?
A) Connect networks
B) Storage
C) Output
D) Input

73. GPS is used for?
A) Navigation
B) Storage
C) Input
D) Output

74. Satellite is used for?
A) Communication
B) Navigation
C) Weather
D) All of the above

75. Drone is?
A) Flying device
B) Software
C) Network
D) Storage

76. AI is used in?
A) Healthcare
B) Banking
C) Education
D) All of the above

77. Machine Learning means?
A) Programming
B) Learning by machines
C) Hardware
D) Network

78. Deep Learning is?
A) Advanced Machine Learning
B) Software
C) Hardware
D) Network

79. Robotics is used in?
A) Industry
B) Medicine
C) Defence
D) All of the above

80. Space technology is used for?
A) Communication
B) Weather
C) Navigation
D) All of the above

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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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