Computer Basics Test 4

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Online Computer Basics Test 4 for different Competitive Exams, Entrance Tests & Job Interviews. Test yourself. Take various online tests and find out how well you score before appearing in your upcoming interviews and written tests.

Instructions

Welcome to our FREE online test. Beware of anyone asking for money to take this test.

Total questions: 20

Time limit: 30 minutes

Each question is worth 1 point, and there are no penalties for wrong answers.

DO NOT refresh the page.

Good luck!

Time remaining: 30:00
1. What is the purpose of a compiler in programming?
  1. To execute the code line by line
  2. To translate high-level programming languages into machine code
  3. To debug the code
  4. To manage memory allocation
2. Scenario-Based: An organization wants to protect its sensitive data from unauthorized access while it is being transmitted over the internet. Which technology should they use?
  1. Firewall
  2. Encryption
  3. Antivirus software
  4. Authentication
3. Which of the following is NOT a characteristic of cloud computing?
  1. On-demand self-service
  2. Resource pooling
  3. Limited scalability
  4. Broad network access
4. Assertion (A): JavaScript is a server-side scripting language.
Reason (R): JavaScript is primarily used for adding interactivity to web pages.
  1. Both A and R are true, and R is the correct explanation of A
  2. Both A and R are true, but R is not the correct explanation of A
  3. A is true, but R is false
  4. A is false, but R is true
5. Which of the following is an example of an input device?
  1. Printer
  2. Keyboard
  3. Monitor
  4. Speaker
6. What is the purpose of a VPN (Virtual Private Network) in computer networking?
  1. To amplify network signals
  2. To securely connect to a private network over the internet
  3. To provide physical connections between devices
  4. To store and retrieve data from the internet
7. Match the following programming paradigms with their descriptions:
  1. Procedural Programming – Focuses on procedures or functions to perform tasks
  2. Object-Oriented Programming – Focuses on breaking down a problem into smaller parts
  3. Functional Programming – Focuses on creating objects and classes
  4. Imperative Programming – Focuses on data transformations
8. Scenario-Based: A user receives an email asking for personal information, such as bank account details, to claim a prize. What type of cyber attack is this?
  1. DDoS attack
  2. Phishing attack
  3. Ransomware attack
  4. Spoofing attack
9. Assertion (A): HTML5 introduced new features such as and
Reason (R): HTML5 is the latest version of the Hypertext Markup Language used for creating web pages.
  1. Both A and R are true, and R is the correct explanation of A
  2. Both A and R are true, but R is not the correct explanation of A
  3. A is true, but R is false
  4. A is false, but R is true
10. Which of the following is NOT a component of a computer’s central processing unit (CPU)?
  1. Arithmetic Logic Unit (ALU)
  2. Graphics Processing Unit (GPU)
  3. Control Unit (CU)
  4. Registers
11. What is the purpose of a DNS (Domain Name System) in computer networking?
  1. To secure network connections
  2. To translate domain names into IP addresses
  3. To manage network traffic
  4. To encrypt data transmission
12. Fill in the blank: ______ is a type of cyber attack where attackers flood a system or network with traffic to disrupt its normal functioning.
  1. Phishing
  2. Malware
  3. DDoS (Distributed Denial of Service)
  4. Spoofing
13. Arrange the following storage devices in order of their access speed, from fastest to slowest:
  1. Cache Memory, RAM, Hard Disk Drive, Optical Disk Drive
  2. Hard Disk Drive, RAM, Cache Memory, Optical Disk Drive
  3. Optical Disk Drive, Cache Memory, RAM, Hard Disk Drive
  4. RAM, Cache Memory, Optical Disk Drive, Hard Disk Drive
14. Scenario-Based: A company wants to ensure that its employees can access company resources securely from remote locations. Which technology should they implement?
  1. FTP (File Transfer Protocol)
  2. VPN (Virtual Private Network)
  3. DHCP (Dynamic Host Configuration Protocol)
  4. SNMP (Simple Network Management Protocol)
15. Which of the following is NOT a type of computer network?
  1. Circuit Switched Network
  2. Local Area Network (LAN)
  3. Wide Area Network (WAN)
  4. Metropolitan Area Network (MAN)
16. What is the purpose of an operating system?
  1. To execute application programs only
  2. To manage computer hardware and software resources
  3. To design user interfaces
  4. To store and retrieve data
17. Fill in the blank: The process of converting data into a format that cannot be easily understood by unauthorized users is called ______.
  1. Decryption
  2. Encryption
  3. Cryptography
  4. Encoding
18. Arrange the following programming languages in order of their level of abstraction, from highest to lowest:
  1. Python, Java, C, Assembly
  2. Assembly, C, Java, Python
  3. C, Assembly, Java, Python
  4. Java, Python, C, Assembly
19. Assertion (A): SQL (Structured Query Language) is a programming language used for managing and manipulating relational databases.
Reason (R): SQL stands for Standard Query Language.
  1. Both A and R are true, and R is the correct explanation of A
  2. Both A and R are true, but R is not the correct explanation of A
  3. A is true, but R is false
  4. A is false, but R is true
20. Which of the following is a type of cyber attack where the attacker intercepts and alters communication between two parties?
  1. Phishing
  2. Malware
  3. Man-in-the-middle (MITM) attack
  4. DDoS attack

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