Free Computer MCQs Mock Test Online with Answers

Q1 : What is Backpropagation?

A: A type of algorithm that is used to train neural networks B: A type of algorithm that is used to optimize neural networks C: A type of algorithm that is used to regularize neural networks D: A type of algorithm that is used to initialize neural networks

Q2 : What is Behavior-Driven Development (BDD)?

A: A practice where behaviors are defined before code B: A practice where code is written before behaviors C: A practice where behaviors are defined after code D: A practice where code is written after behaviors

Q3 : What is a transformer?

A: A type of neural network architecture designed for sequential data processing B: A type of neural network architecture designed for image processing C: A type of neural network architecture designed for NLP tasks D: A type of neural network architecture designed for speech recognition

Q4 : What is Test-Driven Development (TDD)?

A: A practice where tests are written before code B: A practice where code is written before tests C: A practice where tests are written after code D: A practice where code is written after tests

Q5 : What is the push() method used for?

A: To add an element to the end of an array B: To remove an element from the end of an array C: To add an element to the beginning of an array D: To remove an element from the beginning of an array

Q6 : What is the difference between font-size and font-style?

A: font-size sets the font size, while font-style sets the font style B: font-size sets the font style, while font-style sets the font size C: font-size is used for block-level elements, while font-style is used for inline elements D: font-size is used for inline elements, while font-style is used for block-level elements

Q7 : What is a Compliance?

A: The process of ensuring that an organization meets regulatory requirements B: The process of ensuring that an organization meets industry standards C: The process of ensuring that an organization meets best practices D: The process of ensuring that an organization meets customer expectations

Q8 : What is a Penetration Testing?

A: A technique used to simulate attacks on a network to test its security B: A technique used to encrypt data transmitted over a network C: A technique used to verify the identity of a user or device D: A technique used to configure network settings

Q9 : What is a Cycle Time?

A: The time it takes for a feature to go from development to deployment B: The time it takes for a feature to go from request to delivery C: The time it takes for a feature to go from testing to deployment D: The number of features deployed per unit of time

Q10 : What is named entity recognition (NER)?

A: The process of identifying and categorizing named entities in text B: The process of removing stop words from text C: The process of parsing sentence structure D: The process of tokenizing text

Q11 : What is a component in Angular?

A: A reusable piece of code that represents a UI element B: A type of JavaScript library C: A type of CSS framework D: A type of HTML framework

Q12 : What is a Certificate Authority?

A: A trusted entity that issues digital certificates B: A trusted entity that encrypts data C: A trusted entity that decrypts data D: A trusted entity that compresses data

Q13 : What is a Social Engineering Attack?

A: An attack that uses psychological manipulation to trick a user into divulging sensitive information B: An attack that steals sensitive information from a system C: An attack that encrypts data on a system D: An attack that crashes a system

Q14 : What is Object Detection?

A: A type of Deep Learning application that involves detecting objects in images B: A type of Deep Learning application that involves classifying images into different categories C: A type of Deep Learning application that involves segmenting images into different regions D: A type of Deep Learning application that involves generating new images

Q15 : What is a long short-term memory (LSTM) network?

A: A type of RNN architecture designed to handle long-term dependencies in sequential data B: A type of CNN architecture designed for image processing C: A type of neural network architecture designed for NLP tasks D: A type of neural network architecture designed for speech recognition

Q16 : What is acceptance testing?

A: Testing software to ensure it meets requirements B: Testing software in a production environment C: Testing individual units of software D: Testing integrated software

Q17 : What is a Sprint in Scrum?

A: A time-boxed iteration of development B: A meeting to plan the development work C: A meeting to review the development work D: A meeting to retrospectively review the development work

Q18 : What is JWT?

A: A token used for authentication B: A token used for authorization C: A token used for encryption D: A token used for decryption

Q19 : What is the difference between box-sizing: content-box and box-sizing: border-box?

A: content-box includes the padding and border in the width, while border-box does not B: content-box does not include the padding and border in the width, while border-box does C: content-box is used for block-level elements, while border-box is used for inline elements D: content-box is used for inline elements, while border-box is used for block-level elements

Q20 : What is stochastic gradient descent (SGD)?

A: A variant of gradient descent that uses a single example at a time to update the model parameters B: A variant of gradient descent that uses the entire dataset to update the model parameters C: A type of neural network architecture D: A type of decision tree model

Q21 : What is Customer Segmentation?

A: A type of Machine Learning application that involves segmenting customers based on behavior B: A type of Machine Learning application that involves predicting customer behavior C: A type of Machine Learning application that involves recommending products D: A type of Machine Learning application that involves predicting stock prices

Q22 : What is a Redis?

A: An in-memory data store B: A disk-based data store C: A relational database D: A NoSQL database

Q23 : What is a build tool?

A: A tool used for automating tasks and building web pages B: A type of web browser C: A type of web server D: A type of programming language

Q24 : What is Expert Systems?

A: A subfield of AI that deals with mimicking human decision-making B: A subfield of AI that deals with NLP C: A subfield of AI that deals with computer vision D: A subfield of AI that deals with robotics

Q25 : What is Speech Recognition?

A: A type of Deep Learning application that involves recognizing spoken words B: A type of Deep Learning application that involves predicting continuous outcomes C: A type of Deep Learning application that involves clustering data D: A type of Deep Learning application that involves decision-making

Q26 : What is a Quid Pro Quo Attack?

A: An attack that offers a service or benefit in exchange for sensitive information B: An attack that uses malware to steal sensitive information C: An attack that uses phishing emails to trick a user D: An attack that uses ransomware to encrypt files

Q27 : What is test execution?

A: Running tests on software B: Creating tests for software C: Creating a plan for testing software D: Deploying software

Q28 : What is the purpose of the float property in CSS?

A: To position an element to the left or right B: To position an element to the top or bottom C: To add a border to an element D: To add a background color to an element

Q29 : What is the purpose of using a build tool in frontend development?

A: To automate tasks and build code B: To optimize code performance C: To debug code D: To test code

Q30 : What is relation extraction?

A: The process of extracting relationships between entities in text B: The process of removing stop words from text C: The process of parsing sentence structure D: The process of tokenizing text

Q31 : What is Time Series Forecasting?

A: A type of Machine Learning application that involves predicting future values based on past data B: A type of Machine Learning application that involves predicting customer behavior C: A type of Machine Learning application that involves recommending products D: A type of Machine Learning application that involves predicting stock prices

Q32 : What is the reduce() method used for?

A: To apply a function to each element in an array and reduce it to a single value B: To loop through an array and execute a function for each element C: To add an element to the end of an array D: To remove an element from the end of an array

Q33 : What is the purpose of the box-sizing property in CSS?

A: To set the box model for an element B: To set the size of an element C: To set the position of an element D: To set the color of an element

Q34 : What is the purpose of the z-index property in CSS?

A: To set the stacking order of elements B: To set the position of an element C: To set the size of an element D: To set the color of an element

Q35 : What is a microservice?

A: A small, independent service that communicates with other services B: A large, monolithic service that communicates with other services C: A service that uses a single database D: A service that uses multiple databases

Q36 : What is a recurrent neural network (RNN)?

A: A type of neural network architecture designed for sequential data processing B: A type of neural network architecture designed for image processing C: A type of neural network architecture designed for NLP tasks D: A type of neural network architecture designed for speech recognition

Q37 : What is a Convolutional Neural Network (CNN)?

A: A type of neural network that is used for image classification B: A type of neural network that is used for text classification C: A type of neural network that is used for speech recognition D: A type of neural network that is used for time series forecasting

Q38 : What is a robotic operating system (ROS)?

A: A software framework that is designed to manage and control robots B: A type of robot that is designed to interact with humans C: A type of robot that is designed to perform tasks that require precision D: A type of robot that is designed to move objects

Q39 : What is a Baiting Attack?

A: An attack that uses a tempting offer to trick a user into divulging sensitive information B: An attack that uses malware to steal sensitive information C: An attack that uses phishing emails to trick a user D: An attack that uses ransomware to encrypt files

Q40 : What is a Replay Attack?

A: An attack that replays a previously sent message to deceive the recipient B: An attack that steals sensitive information C: An attack that encrypts files and demands a ransom D: An attack that crashes a computer system or network

Q41 : What is Network Security?

A: The practice of protecting a network from unauthorized access and attacks B: The practice of configuring a network for optimal performance C: The practice of troubleshooting network issues D: The practice of designing a network architecture

Q42 : What is Underfitting?

A: A type of Machine Learning challenge that occurs when a model is too simple B: A type of Machine Learning challenge that occurs when a model is too complex C: A type of Machine Learning challenge that occurs when a model is trained on too little data D: A type of Machine Learning challenge that occurs when a model is trained on too much data

Q43 : What is a Port Scanning?

A: A technique used to identify open ports on a network device B: A technique used to encrypt data transmitted over a network C: A technique used to verify the identity of a user or device D: A technique used to configure network settings

Q44 : What is overfitting?

A: When a model is too complex and performs well on training data but poorly on new data B: When a model is too simple and performs poorly on training data C: When a model is too complex and performs poorly on training data D: When a model is too simple and performs well on training data

Q45 : What is a Vulnerability Assessment?

A: A process to identify and classify vulnerabilities in a computer system or network B: A process to exploit vulnerabilities in a computer system or network C: A process to fix vulnerabilities in a computer system or network D: A process to ignore vulnerabilities in a computer system or network

Q46 : What is Asymmetric Key Cryptography?

A: A type of cryptography that uses different keys for encryption and decryption B: A type of cryptography that uses the same key for encryption and decryption C: A type of cryptography that uses public keys for encryption and private keys for decryption D: A type of cryptography that uses private keys for encryption and public keys for decryption

Q47 : What is a Cross-Site Scripting (XSS) Attack?

A: An attack that injects malicious code into a website B: An attack that steals sensitive information from a website C: An attack that encrypts data on a website D: An attack that crashes a website

Q48 : What is a Red Team?

A: A group of testers who simulate real-world attacks on a system or network B: A group of testers who identify vulnerabilities in a system or network C: A group of testers who fix vulnerabilities in a system or network D: A group of testers who ignore vulnerabilities in a system or network

Q49 : What is the main difference between Vue.js and React?

A: Vue.js is a framework, while React is a library B: Vue.js is a library, while React is a framework C: Vue.js is used for building web applications, while React is used for building mobile applications D: Vue.js is used for building mobile applications, while React is used for building web applications

Q50 : What is a Digital Signature?

A: A cryptographic technique that verifies the authenticity and integrity of a message B: A cryptographic technique that encrypts a message C: A cryptographic technique that decrypts a message D: A cryptographic technique that compresses a message

Q51 : What is a Cross-Site Request Forgery (CSRF) Attack?

A: An attack that tricks a user into performing an unintended action on a website B: An attack that steals sensitive information from a website C: An attack that encrypts data on a website D: An attack that crashes a website

Q52 : What is the purpose of the overflow property in CSS?

A: To set the overflow behavior for an element B: To set the size of an element C: To set the position of an element D: To set the color of an element

Q53 : What is CSS?

A: A style sheet language used for styling web pages B: A programming language used for web development C: A markup language used for structuring content on the web D: A database language used for storing web data

Q54 : What is an array in JavaScript?

A: A collection of elements of the same data type B: A collection of elements of different data types C: A single value D: A function

Q55 : How do you declare a function in JavaScript?

A: function myFunction() {} B: var myFunction = function() {} C: const myFunction = () => {} D: All of the above

Q56 : What is regularization?

A: A technique used to prevent overfitting by adding a penalty term to the loss function B: A technique used to improve model performance by adding more data C: A type of neural network architecture D: A type of decision tree algorithm

Q57 : What is the purpose of the @NgModule decorator in Angular?

A: To define a module in Angular B: To define a component in Angular C: To define a service in Angular D: To define a directive in Angular

Q58 : What is the role of the Pakistan Computer Emergency Response Team (CERT)?

A: To respond to cyber security incidents in Pakistan B: To regulate social media in Pakistan C: To regulate online shopping in Pakistan D: To regulate email in Pakistan

Q59 : What is a testing framework?

A: A tool used for writing and running tests for web pages B: A type of web browser C: A type of web server D: A type of programming language

Q60 : What is a Incident Response?

A: A process that responds to and manages security incidents B: A process that identifies and fixes vulnerabilities in a system or network C: A process that ignores security incidents D: A process that encrypts data in a system or network

Q61 : What is part-of-speech (POS) tagging?

A: The process of identifying the grammatical category of each word in text B: The process of removing stop words from text C: The process of parsing sentence structure D: The process of tokenizing text

Q62 : What is gradient descent?

A: An optimization algorithm used to minimize the loss function in ML models B: A variant of gradient descent that uses the entire dataset to update the model parameters C: A type of neural network architecture D: A type of decision tree model

Q63 : What is Natural Language Processing (NLP)?

A: A type of Deep Learning application that involves processing and analyzing text data B: A type of Deep Learning application that involves classifying images into different categories C: A type of Deep Learning application that involves segmenting images into different regions D: A type of Deep Learning application that involves generating new images

Q64 : What is a Clickjacking?

A: An attack that tricks a user into clicking on a hidden button or link B: An attack that steals sensitive information C: An attack that encrypts files and demands a ransom D: An attack that crashes a computer system or network

Q65 : What is a Elliptic Curve Cryptography (ECC)?

A: A cryptographic technique that uses elliptic curves to secure communication B: A cryptographic technique that encrypts a message C: A cryptographic technique that decrypts a message D: A cryptographic technique that compresses a message

Q66 : What is lemmatization?

A: The process of reducing words to their base or dictionary form B: The process of removing stop words from text C: The process of parsing sentence structure D: The process of tokenizing text

Q67 : What is Caffe?

A: A popular open-source Deep Learning library B: A type of Deep Learning algorithm C: A type of Deep Learning model D: A type of Deep Learning application

Q68 : What is a Rootkit?

A: A type of malware that hides itself and other malware from the operating system B: A type of malware that steals sensitive information C: A type of malware that encrypts files and demands a ransom D: A type of malware that crashes a computer system or network

Q69 : What is a 802.1X?

A: A protocol that provides network access control B: A protocol that encrypts data transmitted over the internet C: A protocol that verifies the identity of a user or device D: A protocol that configures network settings

Q70 : What is Predictive Maintenance?

A: A type of Machine Learning application that involves predicting equipment failures B: A type of Machine Learning application that involves predicting customer behavior C: A type of Machine Learning application that involves predicting stock prices D: A type of Machine Learning application that involves predicting weather patterns

Q71 : What is Supervised Learning?

A: A type of Machine Learning where the machine is trained on labeled data B: A type of Machine Learning where the machine is trained on unlabeled data C: A type of Machine Learning where the machine learns through trial and error D: A type of Machine Learning where the machine is trained on a combination of labeled and unlabeled data

Q72 : What is the difference between <div> and <span>?

A: <div> is used for block-level elements, while <span> is used for inline elements B: <div> is used for inline elements, while <span> is used for block-level elements C: <div> is used for structure, while <span> is used for styling D: <div> is used for styling, while <span> is used for structure

Q73 : What is Django?

A: A Python framework for building web applications B: A type of web browser C: A type of web server D: A type of programming language

Q74 : What is Word2Vec?

A: A technique for generating word embeddings B: A technique for removing stop words from text C: A technique for parsing sentence structure D: A technique for tokenizing text

Q75 : What is a service mesh?

A: A layer that provides services for microservices B: A layer that provides services for monolithic applications C: A layer that provides services for databases D: A layer that provides services for file systems

Q76 : What is a mobile robot?

A: A type of robot that can move around its environment B: A type of robot that is stationary and cannot move C: A type of robot that is designed to interact with humans D: A type of robot that is designed to perform tasks that require precision

Q77 : What is a Cryptanalysis?

A: The practice of breaking cryptographic codes and algorithms B: The practice of creating cryptographic codes and algorithms C: The practice of encrypting data transmitted over a network D: The practice of verifying the identity of a user or device

Q78 : What is the difference between a public key and a private key?

A: A public key is used for encryption, while a private key is used for decryption B: A private key is used for encryption, while a public key is used for decryption C: A public key is used for authentication, while a private key is used for integrity D: A private key is used for authentication, while a public key is used for integrity

Q79 : What is a VLAN?

A: A virtual local area network that segregates traffic within a network B: A virtual private network that encrypts traffic between networks C: A wireless local area network that provides wireless connectivity D: A wide area network that connects multiple networks together

Q80 : What is a token?

A: A string of characters used for authentication B: A string of characters used for authorization C: A string of characters used for encryption D: A string of characters used for decryption

Q81 : What is topic modeling?

A: The process of identifying underlying topics or themes in text B: The process of removing stop words from text C: The process of parsing sentence structure D: The process of tokenizing text

Q82 : What is a Vulnerability Scanning?

A: A technique used to identify vulnerabilities in a network device B: A technique used to encrypt data transmitted over a network C: A technique used to verify the identity of a user or device D: A technique used to configure network settings

Q83 : What is the difference between background-color and background-image?

A: background-color sets the background color, while background-image sets the background image B: background-color sets the background image, while background-image sets the background color C: background-color is used for block-level elements, while background-image is used for inline elements D: background-color is used for inline elements, while background-image is used for block-level elements

Q84 : What is a RADIUS?

A: A protocol that provides authentication, authorization, and accounting for network access B: A protocol that encrypts data transmitted over a network C: A protocol that verifies the identity of a user or device D: A protocol that configures network settings

Q85 : What is a Cassandra?

A: A NoSQL database B: A relational database C: A graph database D: A time-series database

Q86 : What is Linear Regression?

A: A type of Supervised Learning algorithm used for predicting continuous outcomes B: A type of Unsupervised Learning algorithm used for clustering data C: A type of Reinforcement Learning algorithm used for decision-making D: A type of Deep Learning algorithm used for image recognition

Q87 : What is React?

A: A JavaScript library for building user interfaces B: A type of web browser C: A type of web server D: A type of programming language

Q88 : What is a robotic speech recognition system?

A: A system that allows a robot to recognize and understand spoken language B: A system that allows a robot to interact with humans C: A system that allows a robot to perform tasks that require precision D: A system that allows a robot to move objects

Q89 : What is an Autoencoder?

A: A type of neural network that is used for dimensionality reduction B: A type of neural network that is used for image classification C: A type of neural network that is used for text classification D: A type of neural network that is used for speech recognition

Q90 : What is Kubernetes?

A: A container orchestration platform B: A containerization platform C: A virtualization platform D: A cloud platform

Q91 : What is stemming?

A: The process of reducing words to their base form B: The process of removing stop words from text C: The process of parsing sentence structure D: The process of tokenizing text

Q92 : What is a Cumulative Flow Diagram (CFD) used for?

A: To track the progress of a sprint B: To track the progress of a release C: To track the progress of a project D: To identify bottlenecks in the workflow

Q93 : What is the role of social media companies in cyber crime investigation?

A: To provide information to law enforcement agencies and to remove malicious content B: To regulate social media in Pakistan C: To regulate online shopping in Pakistan D: To regulate email in Pakistan

Q94 : What is Recommendation System?

A: A type of Machine Learning application that involves recommending products or services B: A type of Machine Learning application that involves predicting continuous outcomes C: A type of Machine Learning application that involves clustering data D: A type of Machine Learning application that involves decision-making

Q95 : What is Scrum?

A: A framework for Agile software development B: A methodology for Agile software development C: A process for Agile software development D: A tool for Agile software development

Q96 : What is a robotic programming language?

A: A language used to program and control a robot B: A language used to interact with humans C: A language used to perform tasks that require precision D: A language used to move objects

Q97 : What is the main advantage of using Vue.js?

A: It is easy to learn B: It is a powerful framework C: It is a lightweight library D: It is widely used

Q98 : What is the difference between a cyber crime and a cyber contravention?

A: A cyber crime is a more serious offense than a cyber contravention B: A cyber contravention is a more serious offense than a cyber crime C: A cyber crime is a civil offense, while a cyber contravention is a criminal offense D: A cyber crime is a criminal offense, while a cyber contravention is a civil offense

Q99 : What is the punishment for hacking in Pakistan?

A: Up to 3 years imprisonment and a fine of up to Rs. 1 million B: Up to 5 years imprisonment and a fine of up to Rs. 5 million C: Up to 7 years imprisonment and a fine of up to Rs. 10 million D: Up to 10 years imprisonment and a fine of up to Rs. 50 million

Q100 : What is the purpose of Cyber Law?

A: To protect individuals and organizations from cyber crimes B: To promote the use of technology C: To regulate the use of social media D: To censor online content

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