Cyber Olympiad Class 4 - Sample mock test paper 01
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Q1) What is the primary function of a computer?
(A) Cooking recipes
(B) Solving mathematical problems
(C) Painting pictures
(D) Driving a car
Answer: (B) Solving mathematical problems
Explanation: Computers are designed to perform various tasks, including solving mathematical problems.
Q2) What was the first computer called?
(A) ENIAC
(B) UNIVAC
(C) ABC
(D) Charles Babbage
Answer: (C) ABC
Explanation: The first computer was called the Atanasoff-Berry Computer (ABC).
Q3) What is the primary function of the CPU (Central Processing Unit)?
(A) Display images on the screen
(B) Store data permanently
(C) Process instructions and perform calculations
(D) Connect to the internet
Answer: (C) Process instructions and perform calculations
Explanation: The CPU is the brain of the computer, responsible for processing instructions and calculations.
Q4) Which of the following is an example of an input device?
(A) Printer
(B) Monitor
(C) Keyboard
(D) Speaker
Answer: (C) Keyboard
Explanation: Keyboards are input devices that allow users to input data into the computer.
Q5) What is the definition of hardware in the context of computers?
(A) Computer programs and applications
(B) Physical components of a computer system
(C) The brain of the computer
(D) The internet connection
Answer: (B) Physical components of a computer system
Explanation: Hardware refers to the physical components of a computer, such as the CPU, memory, and peripherals.
Q6) Which storage device is known for its high-speed data access but is volatile (loses data when power is off)?
(A) Hard Disk Drive (HDD)
(B) Solid State Drive (SSD)
(C) Random Access Memory (RAM)
(D) Compact Disc (CD)
Answer: (C) Random Access Memory (RAM)
Explanation: RAM is volatile memory used for temporary storage and quick access by the computer.
Q7) What is the purpose of an operating system in a computer?
(A) Play games
(B) Manage hardware resources and provide user interface
(C) Create documents and spreadsheets
(D) Connect to the internet
Answer: (B) Manage hardware resources and provide user interface
Explanation: The operating system manages the computer's hardware and provides an interface for users to interact with the system.
Q8) Which programming language is often used for web development and creating dynamic content?
(A) Java
(B) Python
(C) HTML
(D) C++
Answer: (C) HTML
Explanation: HTML (Hypertext Markup Language) is used for creating web pages and dynamic content on the internet.
Q9) What is the purpose of a firewall in the context of computer networks?
(A) Protect against physical damage
(B) Monitor and control incoming/outgoing network traffic
(C) Connect to the internet
(D) Create backup copies of data
Answer: (B) Monitor and control incoming/outgoing network traffic
Explanation: A firewall is a network security device that monitors and controls network traffic based on predetermined security rules.
Q10) What is the function of the CTRL + Z keyboard shortcut in software applications?
(A) Save the document
(B) Undo the last action
(C) Cut selected text
(D) Paste copied text
Answer: (B) Undo the last action
Explanation: CTRL + Z is a common keyboard shortcut used to undo the last action performed in many software applications.
Q11) What is the primary function of the Format Painter tool in MS-Word?
(A) Change font color
(B) Copy formatting from one place and apply it to another
(C) Adjust page margins
(D) Insert hyperlinks
Answer: (B) Copy formatting from one place and apply it to another
Explanation: The Format Painter tool in MS-Word is used to copy formatting from one part of the document and apply it to another.
Q12) In the context of computer networks, what does "URL" stand for?
(A) Universal Resource Locator
(B) Uniform Resource Locator
(C) Unified Resource Locator
(D) Universal Retrieval Locator
Answer: (B) Uniform Resource Locator
Explanation: URL stands for Uniform Resource Locator and is used to specify addresses on the World Wide Web.
Q13) What is the purpose of the MS-Paint application?
(A) Create and edit images
(B) Compose music
(C) Write programming code
(D) Manage files and folders
Answer: (A) Create and edit images
Explanation: MS-Paint is a graphics editing program that allows users to create and edit images.
Q14) What is the latest development in the field of Information Technology (IT)?
(A) Invention of the internet
(B) Development of smartphones
(C) Artificial Intelligence (AI)
(D) Introduction of personal computers
Answer: (C) Artificial Intelligence (AI)
Explanation: Artificial Intelligence (AI) is one of the latest developments in the field of Information Technology.
Q15) What function does the "Find and Replace" option serve in MS-Word?
(A) Check document spelling
(B) Search for specific text and replace it with another
(C) Change document font
(D) Insert tables in the document
Answer: (B) Search for specific text and replace it with another
Explanation: The "Find and Replace" option in MS-Word allows users to search for specific text and replace it with another throughout the document.
Q16) What is the purpose of the parts of a computer called "hardware"?
(A) Execute software programs
(B) Store and process data
(C) Control the overall functioning of the computer
(D) Provide a physical structure for the computer
Answer: (D) Provide a physical structure for the computer
Explanation: Hardware refers to the physical components of a computer system.
Q17) What is the main function of the "Software" in a computer system?
(A) Provide physical components
(B) Control hardware operations
(C) Store and process data
(D) Generate electricity
Answer: (B) Control hardware operations
Explanation: Software is a set of instructions that control the operation of computer hardware.
Q18) What does "MS-Word" primarily focus on?
(A) Creating spreadsheets
(B) Editing images
(C) Word processing and document formatting
(D) Creating presentations
Answer: (C) Word processing and document formatting
Explanation: MS-Word is a word processing software used for creating and formatting text documents.
Q19) In the context of computer networks, what does "LAN" stand for?
(A) Local Area Network
(B) Longitudinal Area Network
(C) Limited Access Network
(D) Logical Area Network
Answer: (A) Local Area Network
Explanation: LAN stands for Local Area Network, connecting computers within a limited geographical area.
Q20) What is the primary use of the "Search" function in Windows 10?
(A) Accessing the internet
(B) Locating files and applications on the computer
(C) Creating documents
(D) Playing music
Answer: (B) Locating files and applications on the computer
Explanation: The "Search" function in Windows 10 helps users find files and applications on their computer.
Q21) What is the term used for a collection of interconnected computers sharing resources and information?
(A) Internet
(B) Intranet
(C) Computer Network
(D) Server
Answer: (C) Computer Network
Explanation: A computer network is a collection of interconnected computers that share resources and information.
Q22) Which tool in MS-Paint allows you to draw freehand or create custom shapes?
(A) Pencil
(B) Brush
(C) Eraser
(D) Line
Answer: (A) Pencil
Explanation: The Pencil tool in MS-Paint allows users to draw freehand or create custom shapes.
Q23) What is the primary purpose of the "Format Painter" in MS-Word?
(A) Change font color
(B) Copy formatting from one part of the text to another
(C) Adjust line spacing
(D) Insert images
Answer: (B) Copy formatting from one part of the text to another
Explanation: The Format Painter in MS-Word is used to copy formatting from one part of the text to another.
Q24) What is the significance of checking spelling and grammar in MS-Word?
(A) Enhances document appearance
(B) Adds special effects
(C) Ensures correct language translation
(D) Identifies and corrects language errors
Answer: (D) Identifies and corrects language errors
Explanation: Checking spelling and grammar in MS-Word ensures correct language usage and identifies errors.
Q25) What is the primary function of the "Thesaurus" feature in MS-Word?
(A) Translate text to different languages
(B) Provide alternative words and synonyms
(C) Create tables and charts
(D) Adjust document margins
Answer: (B) Provide alternative words and synonyms
Explanation: The Thesaurus feature in MS-Word provides alternative words and synonyms for the selected text.
Q26) What is the primary function of the "Font group" in MS-Word?
(A) Adjust document margins
(B) Change font style, size, and color
(C) Check spelling and grammar
(D) Insert tables
Answer: (B) Change font style, size, and color
Explanation: The Font group in MS-Word is used to change font style, size, and color of the text.
Q27) Which part of the computer is responsible for processing and executing instructions?
(A) RAM (Random Access Memory)
(B) CPU (Central Processing Unit)
(C) Hard Disk Drive
(D) Motherboard
Answer: (B) CPU (Central Processing Unit)
Explanation: The CPU is the part of the computer responsible for processing and executing instructions.
Q28) What is the primary purpose of the "Search using Find and Replace" option in MS-Word?
(A) Find the word count of the document
(B) Search for specific words and replace them with others
(C) Insert images into the document
(D) Change document formatting
Answer: (B) Search for specific words and replace them with others
Explanation: The Find and Replace option in MS-Word is used to search for specific words and replace them with others.
Q29) Which part of the computer stores data permanently even when the power is turned off?
(A) RAM (Random Access Memory)
(B) CPU (Central Processing Unit)
(C) Hard Disk Drive
(D) Flash Drive
Answer: (C) Hard Disk Drive
Explanation: The Hard Disk Drive is a part of the computer that stores data permanently even when the power is turned off.
Q30) In the context of computer networks, what does the term "Intranet" refer to?
(A) Public network accessible to all users
(B) Network connecting computers globally
(C) Private network within an organization
(D) Network of interconnected servers
Answer: (C) Private network within an organization
Explanation: An Intranet refers to a private network within an organization.
Q31) Which tool in MS-Paint is used to draw free-form lines?
(A) Pencil
(B) Brush
(C) Eraser
(D) Line tool
Answer: (A) Pencil
Explanation: The Pencil tool in MS-Paint is used to draw free-form lines.
Q32) What is the main function of the "Format Painter" in MS-Word?
(A) Change document formatting
(B) Copy formatting from one place and apply it to another
(C) Insert images into the document
(D) Adjust document margins
Answer: (B) Copy formatting from one place and apply it to another
Explanation: The Format Painter in MS-Word is used to copy formatting from one place and apply it to another.
Q33) What is the purpose of the "Checking Spelling and Grammar" option in MS-Word?
(A) Change document formatting
(B) Count the number of words in the document
(C) Check for and correct spelling and grammar errors
(D) Insert tables into the document
Answer: (C) Check for and correct spelling and grammar errors
Explanation: The Checking Spelling and Grammar option in MS-Word is used to check for and correct spelling and grammar errors in the document.
Q34) What is the latest development in the field of IT?
(A) Invention of the computer mouse
(B) Introduction of the first computer
(C) Creation of the World Wide Web (WWW)
(D) Discovery of electricity
Answer: (C) Creation of the World Wide Web (WWW)
Explanation: The latest development in the field of IT is the creation of the World Wide Web (WWW).
Q35) What is the function of the "Motherboard" in a computer?
(A) Store data permanently
(B) Process and execute instructions
(C) Connect external devices to the computer
(D) Control the flow of electricity within the computer
Answer: (C) Connect external devices to the computer
Explanation: The Motherboard in a computer is responsible for connecting external devices to the computer.