Fundamental of Computers & Emerging Technologies_MCA_1st Sem

 

Fundamentals of Computers & Emerging Technologies MCQs (1–50)

1. A computer is an electronic device that:

A) Only calculates numbers
B) Processes data into information
C) Stores data only
D) Prints documents only
Answer: B

2. The physical components of a computer are called:

A) Software
B) Firmware
C) Hardware
D) Middleware
Answer: C

3. Which of the following is an input device?

A) Monitor
B) Printer
C) Keyboard
D) Speaker
Answer: C

4. Which of the following is an output device?

A) Mouse
B) Scanner
C) Keyboard
D) Monitor
Answer: D

5. CPU stands for:

A) Central Process Unit
B) Central Processing Unit
C) Computer Processing Unit
D) Core Processing Unit
Answer: B

6. Which unit performs arithmetic calculations?

A) CU
B) ALU
C) RAM
D) ROM
Answer: B

7. The brain of the computer is:

A) RAM
B) ROM
C) CPU
D) Hard Disk
Answer: C

8. RAM is:

A) Permanent memory
B) Secondary memory
C) Volatile memory
D) Optical memory
Answer: C

9. ROM stands for:

A) Read Only Memory
B) Random Only Memory
C) Read Open Memory
D) Random Open Memory
Answer: A

10. Which memory is non-volatile?

A) RAM
B) Cache
C) ROM
D) Register
Answer: C

11. 1 Byte equals:

A) 4 bits
B) 8 bits
C) 16 bits
D) 32 bits
Answer: B

12. Which number system uses only 0 and 1?

A) Decimal
B) Octal
C) Binary
D) Hexadecimal
Answer: C

13. The decimal number 10 in binary is:

A) 1000
B) 1010
C) 1110
D) 1100
Answer: B

14. Which storage device has the highest capacity?

A) CD
B) DVD
C) Blu-ray Disc
D) Floppy Disk
Answer: C

15. Which is secondary storage?

A) RAM
B) Cache
C) Hard Disk
D) Register
Answer: C

16. Operating System is:

A) Hardware
B) Utility
C) System Software
D) Application Software
Answer: C

17. Which is an operating system?

A) MS Word
B) Linux
C) Excel
D) Photoshop
Answer: B

18. Windows is developed by:

A) Apple
B) IBM
C) Microsoft
D) Google
Answer: C

19. Which of the following is open-source?

A) Windows
B) Linux
C) MS Office
D) Oracle DB
Answer: B

20. A collection of related data is called:

A) Field
B) Record
C) Database
D) File
Answer: C

21. WWW stands for:

A) World Wide Web
B) World Web Wide
C) Web World Wide
D) Wide World Web
Answer: A

22. Internet uses:

A) TCP/IP
B) SMTP only
C) FTP only
D) HTTP only
Answer: A

23. Which is a web browser?

A) Windows
B) Chrome
C) Linux
D) DOS
Answer: B

24. URL stands for:

A) Uniform Resource Locator
B) Universal Resource Link
C) Uniform Reference Locator
D) Universal Resource Locator
Answer: A

25. Which protocol is used for email?

A) SMTP
B) FTP
C) HTTP
D) TCP
Answer: A

26. Which protocol transfers files?

A) SMTP
B) FTP
C) HTTP
D) POP3
Answer: B

27. Virus is:

A) Hardware defect
B) Utility software
C) Malicious program
D) Operating system
Answer: C

28. Antivirus software is used to:

A) Increase speed
B) Remove malware
C) Store files
D) Format disk
Answer: B

29. Which is an example of antivirus?

A) MS Paint
B) Norton
C) Chrome
D) Linux
Answer: B

30. Cloud Computing provides:

A) Physical storage only
B) Computing services over Internet
C) Printing services
D) Mobile services only
Answer: B

31. SaaS stands for:

A) Software as a Service
B) Storage as a Service
C) Security as a Service
D) System as a Service
Answer: A

32. Example of SaaS:

A) Google Docs
B) Router
C) RAM
D) Switch
Answer: A

33. AI stands for:

A) Automated Intelligence
B) Artificial Intelligence
C) Artificial Integration
D) Automated Integration
Answer: B

34. Machine Learning is a subset of:

A) Networking
B) AI
C) DBMS
D) Cloud
Answer: B

35. IoT stands for:

A) Internet of Things
B) Integration of Things
C) Internet of Technology
D) Intelligence of Things
Answer: A

36. A smart watch is an example of:

A) IoT Device
B) Supercomputer
C) Mainframe
D) Server
Answer: A

37. Blockchain is mainly used for:

A) Graphics
B) Cryptocurrency transactions
C) Audio processing
D) Printing
Answer: B

38. Bitcoin uses:

A) Blockchain
B) FTP
C) DNS
D) SMTP
Answer: A

39. Cybersecurity aims to:

A) Increase RAM
B) Protect systems and data
C) Improve printing
D) Reduce storage
Answer: B

40. Phishing is:

A) Fishing in water
B) Fraudulent attempt to obtain sensitive information
C) Data backup
D) Data encryption
Answer: B

41. Big Data is characterized by:

A) Volume, Velocity, Variety
B) Voice, Video, Volume
C) Value only
D) Variety only
Answer: A

42. Data mining is:

A) Extracting useful patterns from data
B) Deleting data
C) Encrypting data
D) Compressing data
Answer: A

43. Which technology provides virtual servers?

A) Virtualization
B) Networking
C) Compiler
D) Assembler
Answer: A

44. AR stands for:

A) Artificial Reality
B) Augmented Reality
C) Advanced Reality
D) Automatic Reality
Answer: B

45. VR stands for:

A) Virtual Reality
B) Visual Reality
C) Variable Reality
D) Virtual Resource
Answer: A

46. Which company developed ChatGPT?

A) Google
B) Microsoft
C) OpenAI
D) IBM
Answer: C

47. Quantum Computing uses:

A) Bits
B) Bytes
C) Qubits
D) Nibbles
Answer: C

48. A compiler converts:

A) Machine code to source code
B) Source code to machine code
C) Binary to decimal
D) Decimal to binary
Answer: B

49. Which language is machine-independent?

A) Assembly Language
B) Machine Language
C) High-Level Language
D) Binary Language
Answer: C

50. The full form of DBMS is:

A) Data Base Management System
B) Data Backup Management System
C) Digital Base Management System
D) Database Building Management System
Answer: A

Fundamentals of Computers & Emerging Technologies (MCA 1st Semester)

MCQs 51–100

51. Which of the following is an example of application software?

A) Windows
B) Linux
C) MS Excel
D) BIOS
Answer: C

52. BIOS stands for:

A) Basic Input Output System
B) Binary Input Output System
C) Basic Internal Operating System
D) Binary Internal Operating System
Answer: A

53. Which memory is fastest?

A) RAM
B) ROM
C) Cache Memory
D) Hard Disk
Answer: C

54. Cache memory is located:

A) Outside CPU
B) Near or inside CPU
C) In Hard Disk
D) In Monitor
Answer: B

55. Which of the following is not an operating system?

A) Ubuntu
B) Android
C) Oracle
D) Windows
Answer: C

56. Android is primarily used in:

A) Mainframes
B) Mobile Devices
C) Supercomputers
D) Servers only
Answer: B

57. The smallest unit of data is:

A) Byte
B) Bit
C) Nibble
D) Word
Answer: B

58. A nibble consists of:

A) 2 bits
B) 4 bits
C) 8 bits
D) 16 bits
Answer: B

59. One kilobyte (KB) is equal to:

A) 1000 bytes
B) 1024 bytes
C) 2048 bytes
D) 512 bytes
Answer: B

60. Which device is used to scan documents?

A) Printer
B) Scanner
C) Plotter
D) Speaker
Answer: B

61. OCR stands for:

A) Optical Character Recognition
B) Optical Code Recognition
C) Online Character Reader
D) Optical Character Reader
Answer: A

62. Which device is used for video conferencing?

A) Webcam
B) Plotter
C) Scanner
D) Joystick
Answer: A

63. A plotter is mainly used for:

A) Audio Output
B) Large Engineering Drawings
C) Data Storage
D) Networking
Answer: B

64. Which of the following is an optical storage device?

A) SSD
B) Hard Disk
C) CD-ROM
D) RAM
Answer: C

65. SSD stands for:

A) Solid State Drive
B) System Storage Drive
C) Secure Storage Device
D) Solid Storage Disk
Answer: A

66. SSD is generally:

A) Slower than HDD
B) Faster than HDD
C) Same as HDD
D) None of these
Answer: B

67. Which topology connects all devices to a central hub?

A) Ring
B) Bus
C) Star
D) Mesh
Answer: C

68. In a ring topology, data travels:

A) Randomly
B) Through a central server
C) In a circular path
D) Wirelessly only
Answer: C

69. LAN stands for:

A) Local Area Network
B) Large Area Network
C) Long Area Network
D) Logical Area Network
Answer: A

70. WAN stands for:

A) Wide Area Network
B) Wireless Area Network
C) Web Area Network
D) World Area Network
Answer: A

71. The Internet is an example of:

A) LAN
B) MAN
C) WAN
D) PAN
Answer: C

72. IP stands for:

A) Internet Protocol
B) Internal Program
C) Information Processing
D) Internet Program
Answer: A

73. IPv4 address contains:

A) 16 bits
B) 32 bits
C) 64 bits
D) 128 bits
Answer: B

74. IPv6 address contains:

A) 32 bits
B) 64 bits
C) 128 bits
D) 256 bits
Answer: C

75. DNS stands for:

A) Domain Name System
B) Digital Name Service
C) Domain Network Service
D) Data Name System
Answer: A

76. Which protocol is used for web pages?

A) FTP
B) HTTP
C) SMTP
D) POP3
Answer: B

77. HTTPS provides:

A) Compression
B) Encryption and Security
C) File Transfer
D) Data Storage
Answer: B

78. Firewall is used for:

A) Printing
B) Storage
C) Network Security
D) Video Editing
Answer: C

79. Which of the following is malware?

A) Worm
B) Virus
C) Trojan
D) All of these
Answer: D

80. A worm can:

A) Self-replicate
B) Increase RAM
C) Format Disk Automatically
D) Improve Security
Answer: A

81. Trojan Horse is:

A) Antivirus
B) Malware disguised as legitimate software
C) Operating System
D) Network Device
Answer: B

82. Encryption is used to:

A) Delete Data
B) Protect Data
C) Compress Data
D) Duplicate Data
Answer: B

83. Which algorithm is commonly used for encryption?

A) AES
B) FAT
C) NTFS
D) HTML
Answer: A

84. Cloud storage examples include:

A) Google Drive
B) OneDrive
C) Dropbox
D) All of these
Answer: D

85. PaaS stands for:

A) Platform as a Service
B) Program as a Service
C) Processing as a Service
D) Package as a Service
Answer: A

86. IaaS stands for:

A) Internet as a Service
B) Infrastructure as a Service
C) Internal as a Service
D) Integration as a Service
Answer: B

87. Which company provides AWS?

A) Google
B) Microsoft
C) Amazon
D) IBM
Answer: C

88. Machine Learning enables computers to:

A) Learn from Data
B) Repair Hardware
C) Print Documents
D) Design Chips
Answer: A

89. Deep Learning is a subset of:

A) Networking
B) Cloud Computing
C) Machine Learning
D) DBMS
Answer: C

90. NLP stands for:

A) Natural Language Processing
B) Network Language Processing
C) Neural Language Programming
D) Natural Logic Programming
Answer: A

91. Chatbots commonly use:

A) NLP
B) OCR
C) FTP
D) BIOS
Answer: A

92. Which of the following is an AI application?

A) Face Recognition
B) Recommendation Systems
C) Speech Recognition
D) All of these
Answer: D

93. IoT devices communicate through:

A) Networks/Internet
B) Typewriters
C) Printers only
D) Projectors only
Answer: A

94. Smart Home is an application of:

A) Blockchain
B) IoT
C) Compiler
D) Assembler
Answer: B

95. Blockchain consists of:

A) Linked Blocks of Data
B) Database Tables
C) RAM Chips
D) Processors
Answer: A

96. Cryptocurrency transactions are verified using:

A) Blockchain Technology
B) OCR
C) FTP
D) BIOS
Answer: A

97. Big Data tools include:

A) Hadoop
B) Spark
C) Hive
D) All of these
Answer: D

98. Hadoop is primarily used for:

A) Distributed Data Processing
B) Image Editing
C) Operating Systems
D) Word Processing
Answer: A

99. Which technology creates a digital version of physical resources?

A) Virtualization
B) Compilation
C) Formatting
D) Multiprocessing
Answer: A

100. Edge Computing processes data:

A) Only in Cloud
B) Near the Data Source
C) In Mainframes Only
D) In Supercomputers Only
Answer: B

Fundamentals of Computers & Emerging Technologies (MCA 1st Semester)

MCQs 101–150

101. Fog Computing is mainly used to:

A) Increase monitor brightness
B) Process data between cloud and devices
C) Store files offline
D) Replace CPUs
Answer: B

102. Which technology helps connect billions of smart devices?

A) IoT
B) DBMS
C) Compiler
D) BIOS
Answer: A

103. A smart thermostat is an example of:

A) AI only
B) IoT Device
C) Supercomputer
D) Mainframe
Answer: B

104. Which of the following is a wearable IoT device?

A) Smartwatch
B) Scanner
C) Plotter
D) Projector
Answer: A

105. Data analytics is the process of:

A) Destroying data
B) Examining data to gain insights
C) Compressing data
D) Encrypting data
Answer: B

106. Predictive analytics is used to:

A) Forecast future outcomes
B) Delete records
C) Design hardware
D) Format disks
Answer: A

107. Which of the following is a programming language commonly used in AI?

A) Python
B) COBOL
C) BASIC
D) Pascal
Answer: A

108. TensorFlow is a framework used for:

A) Web Browsing
B) Machine Learning
C) Networking
D) Database Backup
Answer: B

109. Neural Networks are inspired by:

A) Computer Chips
B) Human Brain
C) Routers
D) Databases
Answer: B

110. Robotics combines:

A) AI, Electronics, and Mechanics
B) Networking only
C) Accounting only
D) Database only
Answer: A

111. Which of the following is a humanoid robot?

A) Sophia
B) Chrome
C) Ubuntu
D) Hadoop
Answer: A

112. RPA stands for:

A) Robotic Process Automation
B) Remote Program Access
C) Robotic Program Analysis
D) Resource Process Automation
Answer: A

113. The primary purpose of RPA is:

A) Automate repetitive tasks
B) Increase RAM
C) Repair hardware
D) Manage databases
Answer: A

114. AR differs from VR because AR:

A) Replaces the real world completely
B) Adds digital elements to the real world
C) Uses no graphics
D) Requires no device
Answer: B

115. VR creates:

A) Real Environment Only
B) Fully Immersive Virtual Environment
C) Physical Network
D) Database Tables
Answer: B

116. Which device is commonly used for VR?

A) VR Headset
B) Scanner
C) Printer
D) Plotter
Answer: A

117. Digital Twin refers to:

A) A duplicate keyboard
B) Virtual model of a physical object
C) Backup hard disk
D) Cloud storage
Answer: B

118. Industry 4.0 is associated with:

A) Smart Manufacturing
B) Manual Production
C) Typewriters
D) Analog Systems
Answer: A

119. Which technology is a key component of Industry 4.0?

A) IoT
B) AI
C) Big Data
D) All of these
Answer: D

120. Quantum Computing uses:

A) Qubits
B) Bytes
C) Nibbles
D) Registers only
Answer: A

121. A qubit can exist in:

A) Only 0
B) Only 1
C) Both 0 and 1 simultaneously (superposition)
D) Neither 0 nor 1
Answer: C

122. Quantum supremacy refers to:

A) Faster internet
B) Quantum computers solving tasks beyond classical computers
C) Better cloud storage
D) Stronger encryption only
Answer: B

123. Biometrics is used for:

A) Authentication
B) Formatting
C) Programming
D) Networking
Answer: A

124. Which is a biometric authentication method?

A) Fingerprint
B) Password
C) Username
D) PIN only
Answer: A

125. Face Recognition technology belongs to:

A) Computer Vision
B) Compiler Design
C) Networking
D) DBMS
Answer: A

126. Computer Vision enables computers to:

A) Understand images and videos
B) Create databases
C) Increase storage
D) Manage networks
Answer: A

127. Which is an example of Computer Vision?

A) Object Detection
B) Image Classification
C) Facial Recognition
D) All of these
Answer: D

128. E-Governance uses ICT for:

A) Government Services
B) Video Editing
C) Gaming
D) Hardware Manufacturing
Answer: A

129. Digital India initiative aims to:

A) Promote Digital Services
B) Reduce Internet Usage
C) Eliminate Computers
D) Stop Online Transactions
Answer: A

130. UPI is used for:

A) Digital Payments
B) Database Management
C) Cloud Storage
D) Web Hosting
Answer: A

131. FinTech stands for:

A) Financial Technology
B) Final Technology
C) Finance Terminal
D) Financial Terminal
Answer: A

132. Online Banking is an application of:

A) FinTech
B) Robotics
C) AR
D) VR
Answer: A

133. Cybercrime includes:

A) Hacking
B) Identity Theft
C) Phishing
D) All of these
Answer: D

134. Ethical Hacking is:

A) Illegal hacking
B) Authorized security testing
C) Data theft
D) Password cracking for crime
Answer: B

135. A strong password should contain:

A) Only letters
B) Only numbers
C) Letters, numbers, and special characters
D) User name only
Answer: C

136. Multi-Factor Authentication (MFA) uses:

A) One verification method
B) Multiple verification methods
C) No password
D) Only biometrics
Answer: B

137. CAPTCHA is used to:

A) Differentiate humans from bots
B) Store files
C) Encrypt databases
D) Create backups
Answer: A

138. Which is an example of Cloud Computing?

A) Google Drive
B) Microsoft Azure
C) Amazon AWS
D) All of these
Answer: D

139. Azure is a cloud platform by:

A) Apple
B) IBM
C) Microsoft
D) Oracle
Answer: C

140. Google Cloud Platform is provided by:

A) Google
B) Amazon
C) IBM
D) Intel
Answer: A

141. Data Warehouse is used for:

A) Analytical Processing
B) Printing Documents
C) Video Conferencing
D) Image Editing
Answer: A

142. OLAP stands for:

A) Online Analytical Processing
B) Offline Analytical Processing
C) Online Application Program
D) Object Level Analytical Program
Answer: A

143. Which database type is commonly used for Big Data?

A) NoSQL
B) Flat File
C) Sequential File
D) Spreadsheet Only
Answer: A

144. MongoDB is an example of:

A) Relational Database
B) NoSQL Database
C) Spreadsheet
D) Operating System
Answer: B

145. Data Science combines:

A) Statistics
B) Programming
C) Domain Knowledge
D) All of these
Answer: D

146. Which language is widely used in Data Science?

A) Python
B) R
C) SQL
D) All of these
Answer: D

147. Green Computing aims to:

A) Reduce Environmental Impact of Computers
B) Increase Power Consumption
C) Replace CPUs
D) Increase Hardware Cost
Answer: A

148. E-Waste refers to:

A) Electronic Waste
B) Email Waste
C) Energy Waste
D) Environmental Water Waste
Answer: A

149. Sustainable Computing focuses on:

A) Efficient Use of Technology Resources
B) Increasing E-Waste
C) Ignoring Energy Consumption
D) Manual Processing
Answer: A

150. Emerging technologies are important because they:

A) Drive Innovation and Digital Transformation
B) Eliminate the Need for Software
C) Remove Internet Access
D) Reduce Automation
Answer: A

Fundamentals of Computers & Emerging Technologies (MCA 1st Semester)

MCQs 151–200

151. The first generation of computers used:

A) Transistors
B) Vacuum Tubes
C) Integrated Circuits
D) Microprocessors
Answer: B

152. The second generation of computers used:

A) Vacuum Tubes
B) Transistors
C) ICs
D) Microprocessors
Answer: B

153. The third generation of computers used:

A) Vacuum Tubes
B) Transistors
C) Integrated Circuits
D) AI Chips
Answer: C

154. The fourth generation of computers is based on:

A) Vacuum Tubes
B) Transistors
C) ICs
D) Microprocessors
Answer: D

155. Fifth-generation computers are associated with:

A) Artificial Intelligence
B) Vacuum Tubes
C) Mechanical Devices
D) Analog Systems
Answer: A

156. Which of the following is a supercomputer?

A) Personal Computer
B) Laptop
C) Fugaku
D) Tablet
Answer: C

157. Supercomputers are mainly used for:

A) Weather Forecasting
B) Scientific Research
C) Simulations
D) All of these
Answer: D

158. A mainframe computer is designed for:

A) Single User Tasks
B) Large-Scale Data Processing
C) Gaming Only
D) Image Editing Only
Answer: B

159. Which type of computer is commonly used by individuals?

A) Mainframe
B) Supercomputer
C) Personal Computer
D) Quantum Computer
Answer: C

160. Embedded systems are found in:

A) Washing Machines
B) Cars
C) Smart TVs
D) All of these
Answer: D

161. GUI stands for:

A) General User Interface
B) Graphical User Interface
C) Graphic Utility Interface
D) General Utility Interface
Answer: B

162. CLI stands for:

A) Common Line Interface
B) Command Line Interface
C) Computer Line Interface
D) Control Line Interface
Answer: B

163. Which operating system primarily uses a GUI?

A) Windows
B) DOS
C) UNIX Shell Only
D) Assembly Language
Answer: A

164. Which key combination is commonly used to copy text?

A) Ctrl + X
B) Ctrl + V
C) Ctrl + C
D) Ctrl + Z
Answer: C

165. Which key combination is used to paste copied text?

A) Ctrl + V
B) Ctrl + C
C) Ctrl + P
D) Ctrl + A
Answer: A

166. Which key combination selects all content?

A) Ctrl + S
B) Ctrl + A
C) Ctrl + X
D) Ctrl + F
Answer: B

167. Which software is used for word processing?

A) MS Word
B) MS Excel
C) MS Access
D) Photoshop
Answer: A

168. MS Excel is primarily used for:

A) Presentations
B) Spreadsheets
C) Graphic Design
D) Networking
Answer: B

169. MS PowerPoint is used to create:

A) Databases
B) Presentations
C) Operating Systems
D) Programs
Answer: B

170. A spreadsheet consists of:

A) Rows and Columns
B) Slides and Notes
C) Tables and Reports
D) Files and Folders
Answer: A

171. Which function is used to add numbers in Excel?

A) COUNT()
B) SUM()
C) AVG()
D) TOTAL()
Answer: B

172. An email address must contain:

A) #
B) @
C) %
D) &
Answer: B

173. Which of the following is an email service provider?

A) Gmail
B) Yahoo Mail
C) Outlook
D) All of these
Answer: D

174. Spam email refers to:

A) Important Email
B) Unwanted Email
C) Encrypted Email
D) Draft Email
Answer: B

175. A search engine is used to:

A) Store Files
B) Search Information on the Web
C) Edit Images
D) Manage Databases
Answer: B

176. Which of the following is a search engine?

A) Chrome
B) Firefox
C) Google
D) Windows
Answer: C

177. Cookies in web browsers are used to:

A) Store User Preferences
B) Increase RAM
C) Install Software
D) Remove Viruses
Answer: A

178. E-commerce refers to:

A) Electronic Commerce
B) Electronic Communication
C) Electronic Computing
D) Electronic Coding
Answer: A

179. Amazon is an example of:

A) Social Media Platform
B) E-commerce Platform
C) Search Engine
D) Operating System
Answer: B

180. B2B stands for:

A) Business to Business
B) Buyer to Buyer
C) Business to Buyer
D) Bank to Business
Answer: A

181. B2C stands for:

A) Buyer to Customer
B) Business to Consumer
C) Business to Company
D) Buyer to Company
Answer: B

182. Digital Signature is used for:

A) Authentication and Integrity
B) Increasing Storage
C) Video Streaming
D) Formatting Disks
Answer: A

183. Which technology ensures secure online transactions?

A) SSL/TLS
B) OCR
C) Compiler
D) Plotter
Answer: A

184. SSL stands for:

A) Secure Sockets Layer
B) System Security Layer
C) Safe Socket Link
D) Secure System Link
Answer: A

185. Which of the following is a social networking platform?

A) Instagram
B) Facebook
C) LinkedIn
D) All of these
Answer: D

186. LinkedIn is primarily used for:

A) Professional Networking
B) Gaming
C) Programming
D) Operating Systems
Answer: A

187. MOOCs are:

A) Massive Open Online Courses
B) Multiple Online Open Classes
C) Modern Online Courses
D) Managed Open Online Courses
Answer: A

188. An example of an online learning platform is:

A) Coursera
B) edX
C) Udemy
D) All of these
Answer: D

189. Telemedicine uses technology for:

A) Remote Healthcare Services
B) Manufacturing
C) Networking
D) Gaming
Answer: A

190. Smart Cities use:

A) IoT and Data Analytics
B) Vacuum Tubes
C) Typewriters
D) Mechanical Calculators
Answer: A

191. Autonomous Vehicles rely heavily on:

A) AI and Sensors
B) Printers
C) Plotters
D) Scanners
Answer: A

192. 5G technology provides:

A) Higher Speed and Lower Latency
B) Lower Storage
C) Less Connectivity
D) Reduced Network Coverage
Answer: A

193. Edge AI means:

A) AI Processing Near Data Source
B) AI in Databases
C) AI in Printers
D) AI in Spreadsheets
Answer: A

194. Smart Agriculture uses:

A) IoT Sensors
B) Drones
C) Data Analytics
D) All of these
Answer: D

195. Drones are also known as:

A) UAVs (Unmanned Aerial Vehicles)
B) Smart Cars
C) Servers
D) Routers
Answer: A

196. Which technology helps verify identity using physical traits?

A) Biometrics
B) FTP
C) HTML
D) SMTP
Answer: A

197. Cryptocurrency is a:

A) Digital Currency
B) Physical Currency
C) Paper Currency
D) Metal Currency
Answer: A

198. Ethereum is:

A) Search Engine
B) Cryptocurrency Platform
C) Operating System
D) Database
Answer: B

199. Smart Contracts are associated with:

A) Blockchain Technology
B) Word Processing
C) Operating Systems
D) Networking
Answer: A

200. The future of emerging technologies is expected to:

A) Increase Automation and Innovation
B) Reduce Connectivity
C) Eliminate Software Development
D) Decrease Digital Transformation
Answer: A

Fundamentals of Computers & Emerging Technologies (MCA 1st Semester)

MCQs 201–250

201. Which language is used to create web pages?

A) C
B) Java
C) HTML
D) Python
Answer: C

202. HTML stands for:

A) Hyper Text Markup Language
B) High Text Markup Language
C) Hyper Transfer Markup Language
D) Hyperlink Text Markup Language
Answer: A

203. CSS is used for:

A) Database Management
B) Styling Web Pages
C) Network Security
D) Programming Logic
Answer: B

204. CSS stands for:

A) Cascading Style Sheets
B) Computer Style Sheets
C) Creative Style System
D) Color Style Sheets
Answer: A

205. JavaScript is mainly used for:

A) Database Storage
B) Web Page Interactivity
C) Operating Systems
D) Networking
Answer: B

206. Which of the following is a relational database?

A) MongoDB
B) Cassandra
C) MySQL
D) Redis
Answer: C

207. SQL stands for:

A) Structured Query Language
B) Standard Query Language
C) System Query Language
D) Sequential Query Language
Answer: A

208. Which SQL command retrieves data?

A) INSERT
B) UPDATE
C) SELECT
D) DELETE
Answer: C

209. Which SQL command is used to add new records?

A) INSERT
B) UPDATE
C) CREATE
D) ALTER
Answer: A

210. Which SQL command removes records from a table?

A) DROP
B) DELETE
C) REMOVE
D) ERASE
Answer: B

211. A primary key is used to:

A) Encrypt Data
B) Uniquely Identify Records
C) Delete Records
D) Create Tables
Answer: B

212. Which software translates source code into machine code?

A) Browser
B) Compiler
C) Database
D) Firewall
Answer: B

213. An interpreter:

A) Executes Code Line by Line
B) Creates Hardware
C) Stores Data
D) Encrypts Files
Answer: A

214. Which of the following is a high-level programming language?

A) Machine Language
B) Assembly Language
C) Python
D) Binary Language
Answer: C

215. Java is a:

A) Programming Language
B) Database
C) Browser
D) Operating System
Answer: A

216. Python is popular because it:

A) Is Easy to Learn
B) Supports AI and Data Science
C) Has Simple Syntax
D) All of these
Answer: D

217. Open-source software means:

A) Free to Modify and Distribute
B) Cannot Be Shared
C) Hardware-Based
D) Paid Only
Answer: A

218. Linux is an example of:

A) Proprietary Software
B) Open-Source Operating System
C) Database
D) Compiler
Answer: B

219. Git is primarily used for:

A) Version Control
B) Image Editing
C) Networking
D) Database Design
Answer: A

220. GitHub is a platform for:

A) Cloud Storage Only
B) Hosting and Managing Code Repositories
C) Email Services
D) Video Streaming
Answer: B

221. API stands for:

A) Application Programming Interface
B) Advanced Program Integration
C) Automated Program Interface
D) Application Process Integration
Answer: A

222. APIs are used for:

A) Communication Between Software Applications
B) Increasing RAM
C) Formatting Hard Drives
D) Printing Documents
Answer: A

223. Data Encryption converts:

A) Plain Text into Cipher Text
B) Cipher Text into Plain Text
C) Images into Videos
D) Data into Hardware
Answer: A

224. Decryption is the process of:

A) Hiding Data
B) Restoring Original Data from Encrypted Form
C) Compressing Files
D) Backing Up Data
Answer: B

225. Which cybersecurity attack locks files and demands payment?

A) Virus
B) Worm
C) Ransomware
D) Spyware
Answer: C

226. Spyware is designed to:

A) Monitor User Activities Secretly
B) Improve Security
C) Increase Speed
D) Create Databases
Answer: A

227. A VPN is used to:

A) Secure Internet Connections
B) Increase Storage
C) Create Databases
D) Compile Programs
Answer: A

228. VPN stands for:

A) Virtual Private Network
B) Visual Private Network
C) Virtual Program Network
D) Variable Public Network
Answer: A

229. Data Backup is important because it:

A) Prevents Data Loss
B) Increases CPU Speed
C) Improves Graphics
D) Reduces Storage
Answer: A

230. Disaster Recovery refers to:

A) Planning to Restore IT Systems After Failure
B) Installing Software
C) Formatting Computers
D) Creating Databases
Answer: A

231. Which of the following is a renewable energy source for green computing?

A) Solar Energy
B) Coal
C) Diesel
D) Petrol
Answer: A

232. Green Computing helps:

A) Reduce Energy Consumption
B) Increase E-Waste
C) Increase Pollution
D) Reduce Internet Speed
Answer: A

233. Smart Grid technology is used in:

A) Energy Management
B) Word Processing
C) Gaming
D) Programming
Answer: A

234. Digital Transformation refers to:

A) Adoption of Digital Technologies in Business
B) Buying Computers Only
C) Creating Websites Only
D) Replacing Employees
Answer: A

235. Which technology enables remote work and collaboration?

A) Cloud Computing
B) Typewriters
C) Vacuum Tubes
D) Analog Devices
Answer: A

236. Video conferencing tools include:

A) Zoom
B) Microsoft Teams
C) Google Meet
D) All of these
Answer: D

237. Smart Healthcare uses:

A) IoT Devices
B) AI Diagnostics
C) Data Analytics
D) All of these
Answer: D

238. Precision Farming is related to:

A) Smart Agriculture
B) Networking
C) Database Design
D) Software Testing
Answer: A

239. A chatbot is designed to:

A) Simulate Human Conversation
B) Store Data
C) Compile Code
D) Manage Networks
Answer: A

240. Generative AI is capable of:

A) Creating New Content
B) Designing Hardware
C) Increasing RAM
D) Formatting Disks
Answer: A

241. Examples of Generative AI include:

A) ChatGPT
B) DALL·E
C) Gemini
D) All of these
Answer: D

242. Responsible AI focuses on:

A) Ethics and Fairness
B) Hardware Design
C) Faster CPUs
D) Networking Protocols
Answer: A

243. AI bias occurs when:

A) AI Produces Unfair Results
B) AI Uses More RAM
C) AI Works Faster
D) AI Creates Databases
Answer: A

244. Explainable AI (XAI) aims to:

A) Make AI Decisions Understandable
B) Increase AI Size
C) Reduce Internet Speed
D) Improve Storage
Answer: A

245. Smart assistants like Siri and Google Assistant use:

A) AI and NLP
B) SQL
C) FTP
D) BIOS
Answer: A

246. The metaverse combines:

A) AR and VR Technologies
B) Databases Only
C) Operating Systems Only
D) Compilers Only
Answer: A

247. A digital wallet is used for:

A) Electronic Payments
B) Programming
C) Networking
D) Data Backup
Answer: A

248. Which of the following is a digital payment platform in India?

A) PhonePe
B) Google Pay
C) Paytm
D) All of these
Answer: D

249. Emerging technologies are transforming:

A) Education
B) Healthcare
C) Business
D) All of these
Answer: D

250. The primary goal of emerging technologies is to:

A) Improve Efficiency, Innovation, and User Experience
B) Eliminate Computers
C) Reduce Connectivity
D) Stop Automation
Answer: A