Here are 20 SS3 third term Computer Science questions with options and answers:
Question: What is the purpose of the “finally” block in a try-except-finally structure in Python?
A) To handle exceptions
B) To ensure a block of code is always executed
C) To define a function
D) To import external libraries
Answer: B) To ensure a block of code is always executed
Question: Which data structure is suitable for implementing a priority queue?
A) Stack
B) Queue
C) Heap
D) Linked List
Answer: C) Heap
Question: What is the purpose of the “grep” command in Unix/Linux?
A) Search for a file
B) Search for a text pattern in files
C) Copy files
D) Move files
Answer: B) Search for a text pattern in files
Question: In object-oriented programming, what is polymorphism?
A) Hiding the implementation details of an object
B) Using a single interface for multiple types of data
C) Inheriting properties from a superclass
D) Initializing variables in a constructor
Answer: B) Using a single interface for multiple types of data
Question: Which algorithm is commonly used for pathfinding in graphs?
A) Depth-First Search (DFS)
B) Breadth-First Search (BFS)
C) Dijkstra’s Algorithm
D) QuickSort
Answer: C) Dijkstra’s Algorithm
Question: What is the role of the HTTP status code “404”?
A) OK (Request successful)
B) Not Found (Resource not found)
C) Unauthorized (Access denied)
D) Internal Server Error
Answer: B) Not Found (Resource not found)
Question: Which design pattern is used to restrict the instantiation of a class to a single instance?
A) Factory Pattern
B) Singleton Pattern
C) Observer Pattern
D) Decorator Pattern
Answer: B) Singleton Pattern
Question: In relational databases, what is a foreign key?
A) A key used for encryption
B) A primary key in another table
C) A key used for sorting
D) A unique identifier for a record
Answer: B) A primary key in another table
Question: What is the purpose of the “chmod” command in Unix/Linux?
A) Change the system hostname
B) Modify file permissions
C) Compress files
D) Change the owner of a file
Answer: B) Modify file permissions
Question: Which of the following is a benefit of using a virtual machine (VM)?
A) Decreased isolation
B) Increased hardware dependency
C) Platform independence
D) Limited resource allocation
Answer: C) Platform independence
Question: What is the primary purpose of the OSI model in networking?
A) Define programming languages
B) Provide a framework for understanding network functions
C) Implement security protocols
D) Develop web applications
Answer: B) Provide a framework for understanding network functions
Question: Which SQL clause is used to filter the results of a SELECT statement based on a specified condition?
A) GROUP BY
B) ORDER BY
C) WHERE
D) HAVING
Answer: C) WHERE
Question: What is the role of a cache in computer systems?
A) Increase primary storage capacity
B) Store temporary copies of frequently accessed data
C) Execute low-level machine code
D) Manage network connections
Answer: B) Store temporary copies of frequently accessed data
Question: Which encryption algorithm is commonly used for securing online communications through HTTPS?
A) DES (Data Encryption Standard)
B) RSA (Rivest–Shamir–Adleman)
C) AES (Advanced Encryption Standard)
D) MD5 (Message Digest Algorithm)
Answer: C) AES (Advanced Encryption Standard)
Question: What is the purpose of the “npm” command in JavaScript development?
A) Network Package Manager
B) Node Package Manager
C) New Project Manager
D) Node Programming Module
Answer: B) Node Package Manager
Question: Which of the following is a characteristic of a distributed database system?
A) Centralized data storage
B) Single-point-of-failure
C) Low fault tolerance
D) Data distribution across multiple nodes
Answer: D) Data distribution across multiple nodes
Question: What is the purpose of the “finally” block in exception handling?
A) To define a function
B) To handle exceptions
C) To ensure a block of code is always executed
D) To import external libraries
Answer: C) To ensure a block of code is always executed
Question: Which of the following is a characteristic of agile software development?
A) Extensive documentation upfront
B) Fixed and rigid project requirements
C) Emphasis on adaptability and collaboration
D) Long development cycles
Answer: C) Emphasis on adaptability and collaboration
Question: What is the purpose of the “jar” command in Java development?
A) Create a compressed archive
B) Execute Java applications
C) Compile Java source code
D) Manage external dependencies
Answer: A) Create a compressed archive
Question: In cybersecurity, what does the term “phishing” refer to?
A) A type of malware
B) Unauthorized access to a network
C) Social engineering to trick users
D) Network intrusion detection
Answer: C) Social engineering to trick users.
FAQs
What topics are usually covered in SS3 third term computer science past questions?
SS3 third term computer science past questions generally cover key areas like programming (usually in languages like Python or Java), database management, networking basics, computer hardware and software concepts, data representation, and algorithms. Exam questions often test both theoretical understanding and practical problem-solving skills, so it’s important to study concepts alongside practicing coding or calculations.
How can I use past questions effectively to prepare for my exams?
To maximize the benefit of past questions, start by reviewing the syllabus to identify recurring topics. Attempt the questions under timed conditions to simulate the real exam environment. Afterward, carefully check your answers against solutions, noting areas where mistakes were made. This approach helps reinforce your understanding, improves time management, and highlights patterns in question types that frequently appear.
Are solutions to SS3 third term computer science past questions reliable for learning?
Yes, solutions can be a very helpful learning tool if they are accurate and well-explained. They not only show the correct answers but also demonstrate the steps and logic needed to arrive at those answers. However, it’s crucial to cross-check with textbooks or teacher notes to ensure that the solution aligns with the current syllabus and programming standards, especially since computer science topics evolve quickly.
Where can I find authentic SS3 third term computer science past questions and answers?
Authentic past questions and answers are usually available through your school, official exam boards like WAEC or NECO, or verified educational websites that focus on exam preparation. Some books and e-resources also compile past questions with answers. Make sure to use sources that reflect the current syllabus to avoid outdated or irrelevant content.
Also Read: SS3 First Term Computer Science Past Questions and Answers
