lcc computer science mcqs with answers

LCC Computer Science MCQs

LCC Computer Science Important MCQs

If you want to prepare initial tests of Lady Cadet Course for Army initial tests or want to prepare tests for ICTOs in LCC Exams, Cyber Security, Army IT Branch, PAF IT Branch, Navy Educational Branch then learn LCC Computer Science Questions.

LCC Computer Science MCQs (Part-1)

  • The __________ is the brain of the computer. (CPU)
  • RAM stands for __________. (Random Access Memory)
  • A __________ is a device that allows input of data into a computer. (Keyboard)
  • The __________ is responsible for storing permanent data on a computer. (Hard )
  • __________ is a program or set of instructions that tells the computer what to do. (Software)
  • The __________ is a peripheral device for displaying visual output from a computer. (Monitor)
  • A __________ is a device that allows a computer to connect to the internet. (Modem)
  • The __________ is a pointing device used to move the cursor on the screen. (Mouse)
  • An __________ is a small, portable storage device used to store and transfer data. (USB Flash Drive)
  • The __________ is a software program that acts as an intermediary between the user and the computer hardware. (Operating System)
  • An __________ is a software program that manages computer hardware and software resources and provides common services for computer programs. (Operating System)
  • The __________ is a file system used by Windows operating systems. (NTFS (New Technology File System))
  • A __________ is a unique name given to a file or folder in an operating system. (Filename)
  • The process of copying files from a computer’s hard drive to a removable storage device is called __________.(Backup)
  • The __________ is the primary storage area used by an operating system to temporarily hold data that is being worked on. (RAM (Random Access Memory))
  • A __________ is a graphical representation of a file, folder, or application in an operating system’s user interface. (Icon)
  • The __________ is an operating system developed by Apple Inc. (macOS)

MCQs of LCC Computer Science with Answers

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LCC Computer Science MCQs (Part-2)

  • The __________ is an operating system developed by the Linux community and is available for free. (Linux)
  • The __________ is a file system used by many Linux distributions. (ext4 (Fourth Extended File System))
  • The process of organizing and arranging files and folders on a computer’s storage system is known as __________. (File Management)
  • __________ is the process of creating visual images using a computer. (Computer Graphics)
  • A __________ is a two-dimensional image or design used in computer graphics. (Bitmap)
  • __________ is the process of combining different types of media, such as text, images, audio, and video, in a digital format. (Multimedia)
  • __________ is the primary color model used in computer graphics. (RGB (Red, Green, Blue))
  • The __________ is a widely used file format for storing and transmitting images. (JPEG (Joint Photographic Experts Group))
  • __________ is the process of creating the illusion of motion through a rapid sequence of still images. (Animation)
  • A __________ is a device used to convert analog audio signals into digital format for computer processing. (Analog-to-Digital Converter (ADC))
  • A __________ is a compressed file format commonly used for streaming audio and video over the internet. (MP3 (MPEG-1 Audio Layer 3))
  • __________ is a technique used to remove the background of an image to make it transparent or blend with other images. (Image Masking)
  • A __________ is a software application used to create and edit digital images. (Image Editor)
  • __________ is the practice of protecting computer systems and networks from unauthorized access or attacks. (Cybersecurity)
  • A __________ is a secret word or phrase that is used for authentication to prove identity. (Password)
  • __________ is the act of tricking individuals into revealing sensitive information or performing actions that may compromise security. (Social Engineering)
  • A __________ is a malicious software program that replicates itself and spreads to other computers or networks. (Virus)

LCC Computer Science Questions for Academic Tests

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LCC Computer Science MCQs (Part-3)

  • __________ is the process of converting data into an unreadable format to ensure its confidentiality. (Encryption)
  • A __________ is a set of rules or guidelines that govern the acceptable use of computers and information systems. (Computer Ethics)
  • __________ is the act of intentionally accessing or using someone else’s computer system without permission. (Unauthorized Access)
  • A __________ is a program or device that is used to detect and prevent unauthorized access to a computer or network. (Firewall)
  • _________ is the act of stealing someone’s personal information, such as passwords or credit card details, for fraudulent purposes. (Identity Theft)
  • __________ is the practice of securely disposing of sensitive or confidential information to prevent unauthorized access. (Data Destruction)
  • An __________ is a software program that manages computer hardware and software resources and provides common services for computer programs. (Operating System)
  • The __________ is responsible for managing and coordinating all the activities and resources of a computer system. (Kernel)
  • __________ is the process of sharing the CPU time among multiple tasks or processes. (Scheduling)
  • A __________ is a program or set of instructions that controls the execution of other programs and manages system resources. (Process)
  • An __________ is a part of the operating system that provides an interface for user interaction and executing commands. (Shell)
  • __________ is a type of memory used by the operating system to store frequently accessed data and instructions. (Cache)
  • A __________ is a system software that acts as an intermediary between the user and the computer hardware. (Operating System)
  • __________ is a technique used by the operating system to allocate and manage memory efficiently. (Memory Management)
  • The __________ is a file system used by many Windows operating systems. (NTFS (New Technology File System))
  • __________ is the process of switching the control of the CPU from one process to another. (Context Switching)

Important MCQs of LCC Computer Science

LCC Computer Science MCQs (Part-4)

  • An __________ is a step-by-step procedure or set of instructions used to solve a specific problem or accomplish a specific task. (Algorithm)
  • __________ is the process of breaking down a complex problem into smaller, more manageable subproblems. (Decomposition)
  • A __________ is a data structure that stores a collection of elements in a specific order. (Array.)
  • __________ is the process of systematically trying different solutions until a suitable one is found. (Trial and Error)
  • __________ is a problem-solving technique that involves solving a smaller instance of a problem as part of solving a larger instance. (Recursion)
  • A __________ is a logical construct that allows a program to make decisions based on certain conditions. (Conditional Statement)
  • __________ is the process of testing a program or algorithm with various inputs to verify its correctness and efficiency. (Testing)
  • __________ is a problem-solving technique that involves breaking a problem into smaller, more manageable parts and solving each part independently. (Divide and Conquer)
  • A __________ is a data structure that stores elements in a specific order and allows for efficient insertion and removal of elements. (Linked List)
  • __________ is the process of identifying and correcting errors or bugs in a program. (Debugging)
  • __________ is the process of writing instructions for a computer to execute a task or solve a problem. (Programming)
  • A __________ is a step-by-step sequence of instructions that can be executed by a computer. (Program)
  • __________ is a programming concept that allows the reuse of code and the creation of modular and organized programs. (Functions)
  • A __________ is a named storage location in a computer’s memory that holds a value. (Variable)
  • __________ is a programming paradigm that focuses on breaking a problem into smaller, reusable pieces called objects. (Object-Oriented Programming (OOP))
  • __________ is the process of finding and fixing errors or bugs in a program. (Debugging)

Most Important Questions of LCC Computer Science

LCC Computer Science MCQs (Part-5)

  • A __________ is a set of rules that dictate the structure and syntax of a programming language. (Syntax)
  • __________ is a programming concept that allows a program to make decisions and execute different blocks of code based on certain conditions. (Conditional Statements)
  • __________ is a programming concept that allows a program to execute a block of code repeatedly until a specific condition is met. (Looping)
  • A __________ is a collection of related data and functions that work together to perform a specific task. (Class)
  • The __________ is a systematic approach used to develop software, consisting of a series of phases or stages. (Software Development Life Cycle (SDLC))
  • The __________ phase of the SDLC involves gathering and analyzing requirements for the software to be developed. (Requirements Gathering)
  • __________ is the process of designing the overall structure and architecture of the software system. (System Design)
  • The __________ phase of the SDLC involves writing the actual code or programming the software. ( Coding)
  • __________ is the process of identifying and fixing errors or defects in the software. (Testing)
  • The __________ phase of the SDLC involves deploying the software to the end-users’ environment. (Deployment)
  • __________ is the process of making changes or enhancements to the software after it has been deployed. (Maintenance)
  • The __________ is a document that describes the software to be developed, including its features, functionalities, and constraints. (Software Requirements Specification (SRS))
  • __________ is a software development approach that emphasizes iterative and incremental development. (Agile)
  • The __________ is a model of the SDLC that follows a linear sequential flow from one phase to another. (Waterfall)
  • __________ is the process of transmitting and receiving data between two or more devices. (Data Communication)
  • A __________ is a physical or virtual pathway that allows data to be transmitted between devices. (Communication Channel)

Important Repeated Questions of LCC Computer Sciences

LCC Computer Science MCQs (Part-6)

  • __________ is a protocol used for transmitting data over the internet. (TCP/IP (Transmission Control Protocol/Internet Protocol))
  • A __________ is a device that connects multiple networks together and directs data packets between them. (Router)
  • __________ is a communication standard that allows wireless devices to connect and communicate with each other. (Wi-Fi (Wireless Fidelity))
  • A __________ is a unique identifier assigned to each device on a computer network. (IP Address)
  • __________ is a network topology in which all devices are connected to a central device. (Star Topology)
  • __________ is a security protocol that encrypts data transmitted over a network to ensure its confidentiality. (SSL/TLS (Secure Sockets Layer/Transport Layer Security))
  • A __________ is a device that connects multiple computers in a local area network (LAN) and directs data packets between them. ( Switch)
  • __________ is a protocol used for sending and receiving email over a network. (SMTP (Simple Mail Transfer Protocol))
  • An __________ is a step-by-step procedure or set of instructions used to solve a specific problem or accomplish a specific task. (Algorithm)
  • __________ is the process of determining the efficiency of an algorithm in terms of its time and space requirements. (Algorithm Analysis)
  • The __________ is a measure of the amount of time an algorithm takes to run, usually expressed in terms of the input size. (Time Complexity)
  • __________ is a measure of the amount of memory or storage space an algorithm requires, usually expressed in terms of the input size. (Space Complexity)
  • __________ is a notation used to describe the time complexity of an algorithm in the worst-case scenario. (Big O Notation)
  • __________ is a technique used to analyze the time complexity of an algorithm by counting the number of basic operations performed. (Counting Operations)
  • __________ is a technique used to analyze the time complexity of an algorithm by determining the number of times a particular statement or loop is executed. (Loop Analysis)
  • The __________ is the best-case time complexity of an algorithm, representing the minimum amount of time it takes to run. (Omega Notation)

LCC Computer Science Questions and Answers

LCC Computer Science MCQs (Part-7)

  • A __________ is a measure of the efficiency of an algorithm, representing the ratio of the time complexity for a given input size to the time complexity for a reference input size. (Relative Efficiency)
  • __________ is a technique used to analyze the time complexity of an algorithm by dividing the input size into smaller equal-sized subproblems. (Divide and Conquer.)
  • __________ is the design and organization of a computer system, including its hardware and software components. (Computer Architecture)
  • The __________ is the brain of the computer that carries out instructions and performs calculations. (Central Processing Unit (CPU))
  • __________ is a component of the CPU that temporarily stores data and instructions that are currently being processed. (Cache Memory)
  • The __________ is a storage device that holds data and instructions that can be accessed by the CPU. ( Main Memory (RAM))
  • __________ is a measure of the number of bits that can be processed by the CPU in a single instruction. (Word Size)
  • The __________ is a component of the computer that performs input and output operations with external devices. (Input/Output (I/O) Controller)
  • __________ is a hardware component that controls the flow of data between the CPU and other devices. (Bus)
  • __________ is a technique used to increase the performance of the CPU by executing multiple instructions simultaneously. (Pipelining)
  • A __________ is a storage device that retains data even when the computer is powered off. (Hard Disk Drive (HDD))
  • __________ is a type of memory that stores frequently accessed data and instructions to improve system performance. (Cache Memory)

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