Who is known as the father of computers? (A) Charles Babbage (B) Alan Turing (C) Bill Gates (D) Steve Jobs Answer: (A)
Which part of the computer is considered the brain? (A) Monitor (B) RAM (C) CPU (D) Hard disk Answer: (C)
Which device is used to convert digital signals to analog in networking? (A) Router (B) Switch (C) Modem (D) Hub Answer: (C)
Which of the following is not an input device? (A) Keyboard (B) Mouse (C) Monitor (D) Scanner Answer: (C)
What is the full form of HTML? (A) Hyper Text Marking Language (B) High Text Machine Language (C) Hyper Text Markup Language (D) None of the above Answer: (C)
Which of the following is an example of system software? (A) MS Word (B) Chrome (C) Operating System (D) Tally Answer: (C)
A kilobyte consists of how many bytes? (A) 1000 (B) 1024 (C) 2048 (D) 512 Answer: (B)
What does ‘GUI’ stand for? (A) Graphical User Interface (B) General User Interface (C) Global User Interface (D) Graphical Unit Integration Answer: (A)
Which memory is non-volatile and permanent? (A) RAM (B) ROM (C) Cache (D) Register Answer: (B)
Which programming language is primarily used for web development? (A) Python (B) Java (C) JavaScript (D) C Answer: (C)
The unit used to measure processor speed is – (A) Hz (B) GHz (C) Mbps (D) RPM Answer: (B)
What is a firewall used for? (A) Backup (B) Virus scanning (C) Network protection (D) Formatting Answer: (C)
Which of the following is a spreadsheet program? (A) MS Word (B) MS Excel (C) Adobe Acrobat (D) Outlook Answer: (B)
Which company developed Windows OS? (A) Apple (B) Microsoft (C) IBM (D) Oracle Answer: (B)
What is the shortcut key to copy text in Windows? (A) Ctrl + X (B) Ctrl + C (C) Ctrl + V (D) Ctrl + Z Answer: (B)
Which one is an output device? (A) Mouse (B) Monitor (C) Keyboard (D) Scanner Answer: (B)
The smallest unit of data in a computer is – (A) Byte (B) Nibble (C) Bit (D) Word Answer: (C)
Which of the following is used to connect computers in a network? (A) UPS (B) CPU (C) NIC (D) Printer Answer: (C)
Which of these is a file extension for an executable file? (A) .txt (B) .jpg (C) .exe (D) .doc Answer: (C)
What does ‘URL’ stand for? (A) Uniform Resource Locator (B) Uniform Reference Locator (C) Unique Reference Link (D) Unified Resource Link Answer: (A)
The shortcut key for ‘Paste’ is – (A) Ctrl + V (B) Ctrl + P (C) Ctrl + C (D) Ctrl + X Answer: (A)
Which of the following is not a type of computer virus? (A) Worm (B) Trojan (C) Firewall (D) Spyware Answer: (C)
Linux is an example of – (A) Software (B) Application software (C) Operating System (D) Programming language Answer: (C)
Which one is an open-source operating system? (A) Windows (B) Mac OS (C) Linux (D) iOS Answer: (C)
The process of finding and correcting errors in a program is – (A) Coding (B) Debugging (C) Compiling (D) Executing Answer: (B)
Which generation of computers used microprocessors? (A) First (B) Second (C) Third (D) Fourth Answer: (D)
A website address is also known as – (A) IP (B) HTML (C) URL (D) HTTP Answer: (C)
Which device stores large amounts of data permanently? (A) RAM (B) CPU (C) Hard disk (D) Cache Answer: (C)
What does PDF stand for? (A) Portable Document Format (B) Page Description File (C) Professional Document File (D) Public Data Form Answer: (A)
Which of these is not a web browser? (A) Chrome (B) Firefox (C) Windows (D) Safari Answer: (C)
The software used to access the internet is called – (A) Word processor (B) Spreadsheet (C) Browser (D) Compiler Answer: (C)
Which of the following is a programming language? (A) MS Word (B) Excel (C) Java (D) Google Answer: (C)
Which key is used to refresh a webpage? (A) F1 (B) F5 (C) F12 (D) Esc Answer: (B)
Which of these is a search engine? (A) Chrome (B) Google (C) Excel (D) Windows Answer: (B)
Which of these file types is used for audio files? (A) .mp3 (B) .txt (C) .ppt (D) .exe Answer: (A)
Which storage device has no moving parts? (A) HDD (B) SSD (C) Floppy (D) CD-ROM Answer: (B)
Which command is used to close a window? (A) Alt + Tab (B) Alt + F4 (C) Ctrl + W (D) Shift + F10 Answer: (B)
Which is a volatile memory? (A) ROM (B) RAM (C) SSD (D) Hard Disk Answer: (B)
What is the binary representation of the number 2? (A) 10 (B) 01 (C) 11 (D) 00 Answer: (A)
Which language is directly understood by the computer? (A) Assembly (B) C (C) Java (D) Machine language Answer: (D)
Which part of a URL identifies the server? (A) Domain name (B) Path (C) Protocol (D) Extension Answer: (A)
Which company developed Android OS? (A) Apple (B) Microsoft (C) Google (D) IBM Answer: (C)
Which software is used to manage files and folders? (A) File Explorer (B) WordPad (C) Paint (D) Excel Answer: (A)
Which unit stores programs and data currently being used? (A) RAM (B) ROM (C) Hard Drive (D) CD-ROM Answer: (A)
Which of these is an antivirus software? (A) Oracle (B) Norton (C) Tally (D) Photoshop Answer: (B)
Which one is not a component of a computer? (A) Mouse (B) Keyboard (C) Scanner (D) Compiler Answer: (D)
A group of 4 bits is called – (A) Byte (B) Word (C) Nibble (D) Megabyte Answer: (C)
Which of the following is used for designing presentations? (A) Excel (B) Word (C) PowerPoint (D) Access Answer: (C)
Which command is used to permanently delete a file without sending it to Recycle Bin? (A) Shift + Delete (B) Ctrl + Delete (C) Alt + Delete (D) Esc Answer: (A)
Which part of the computer displays the output? (A) Keyboard (B) CPU (C) Monitor (D) Mouse Answer: (C)