Are you preparing for the FBISE Computer HSSC-I (1st Year) exams in 2025? This carefully curated guess paper highlights the most important exercises and questions from the syllabus to help you focus on key topics and score better.
Important Questions & Topics for FBISE Exams 2025
GUESS PAPER
Chapter 1
Exercise Q2 (vii, xi, xii, xiii, xiv)
- Write down any three features of: Supercomputers, Mainframe computers, Minicomputers, Microcomputers.
- Give few application areas and ONE example of: Supercomputers, Mainframe computers Minicomputers, Microcomputers.
- What is meant by mobile computing and Internet of Things (IoT)?
- What is meant by Cloud Computing? Mention few advantages and disadvantages of Cloud Computing.
- Recognitions of different types of software. (Unseen) For example: (O.S., Device driver, Utility S/W, Language Processor, Productivity S/W, Education S/W, Entertainment S/W, Business S/W)
- Why operating system is important software for a computer? Give any five reasons.
- Differentiate between: Compiler & Interpreter, Web Application & Software, Advantages of Web Application
- Section 1.2.4 (Licensed Software, Open-Source Software, Shareware & Freeware)
- Why the keys on keyboard are not arranged in alphabetical order?
- Which pointing device is available in laptop? How it differs from a mouse? Give five reasons.
- Why non-impact printers are better than impact printers? Give any three.
- Write down two benefits and one drawback of laser printer.
- Why plotter is preferable over printer? Justify with three reasons.
Long Q/A
- What is a computer software? Explain the types of System software and Application software in detail by giving examples.
- Printer and its types
- Monitor and its types
- Plotters and its types
Chapter 2
Exercise Q2 (i, iv, v, vi, viii, ix)
- Sequential access and direct access memory with examples
- What is Memory Word? How size of Memory Word affects the speed of computer?
- Compare chip memory and magnetic memory.
- Differentiate between DRAM and SRAM.
- Differentiate between PROM and EPROM.
- What is the difference between Volatile and Non-volatile memory?
- What will happen if storage devices are removed from a computer?
- Why do Flash Memory devices have faster access than hard disks?
- How data is stored in (e.g. Chip memory, magnetic memory and optical memory)
Long Q/A
- What is main memory? Explain the types of main memory in detail?
Chapter 3
Exercise Q2 (ii with diagram), iii (with diagram)
- Differentiate between CISC & RISC. Why is CISC more complex?
- Label the diagram. (Topic: ALU, CU, Microprocessor bus architecture with associated registers and System buses)
- Show diagrammatically the THREE basic types of instruction code formats.
- Differentiate between Intel P4 and AMD Athlon processors with reference to clock speed, bit width, cache and architecture.
Long Q/A
Exercise Q3 (i, iv) (With diagram)
- Define buses? Explain types of buses?
- What is an instruction or instruction code? Describe the types of CPU instructions with examples?
Chapter 4
Exercise Q2 (iii, ix, x)
- List three functions of BIOS.
- How is the processor kept from overheating?
Long Q/A
Exercise Q3 (ii, iii)
- Describe the following motherboard components: (Memory slot, Disk controller and Expansion slot)
Chapter 5
Exercise Q2 ii (with diagram), iv, vi, viii, ix)
- Comparison (Section 5.1.2 Data Transmission Modes) (With diagram)
- Label the diagram. (Topic: Coaxial Cable, Fiber Optic Cable, and Twisted Pair Cable)
- Identify the type of physical media used to develop a network of three computers at home. Justify your answer with two reasons.
- Give any three reasons why guided communication medium is more reliable than unguided medium.
- Why do satellites stay in the orbit and never fall on the earth?
- Mention any three problems which may occur if peer-to-peer network is used for a large number of users in an organization.
- Why server computer is more powerful than client computers?
- Differentiate between Client/Server and Peer-to-Peer networks.
- Why is terminator used in bus topology?
- Why star topology is more reliable than bus or ring topology?
- Consider the IP Address (221.22.0.123) and answer the following parts considering IP Addressing and Subnet Mask.
- IP Address in Binary:
- Network Class:
- Subnet Mask:
- First Octet High Order Bit:
- Number of Usable Host:
- N/W ID and Broadcast ID of this N/W:
Long Q/A
Exercise Q3 (vii)
- Describe briefly the layers of OSI Model and also write down protocols and devices used on each layer?
- Section 5.1.3 - Communication Media - Guided & Unguided Media
- Section 5.1.4 - Communication Devices
- Section 5.1.6 - Types of Networks with diagram
- Section 5.1.7 - Network Topologies with diagram
Chapter 6
Exercise Q2 (vii, viii, ix)
- Advantages and disadvantages of Wireless communication.
- Why is a geostationary satellite orbiting over the equator?
- Section 6.3.3 (Classification of Satellite Systems) (Distance from the Earth + Purpose + Satellite Examples)
- Limitations of Mobile communication system.
- Difference between Bluetooth and Wi-Fi.
- Difference between Wi-Fi and WiMAX.
Long Q/A
Exercise Q3 (ii, iii, iv, v)
Chapter 7
Exercise Q2 (i, viii, ix, x)
- Define Database Administrator? Write few responsibilities of Database Administrator.
- Section 7.2 (Database Terminologies) (Subtopic: Keys with examples)
- Define View. What is the basic purpose of using View?
- What is feasibility study in Database?
- Transform the following E-R diagram to the Relational Schema. (Unseen) For example
- County has President.
- Transform (Entities, Attributes and Relationship)
- Define the term functional dependency with an example?
- Define the term partial dependency with an example?
- Define the term transitive dependency with an example?
- ERD (Unseen) For example: A book is written by one or more than one authors. each author has written at least one book. Four authors: au_id, au_name, au_add, are to be stored and four book; b_id, b_title, b_category have to be stored. Each book is published by exactly one publisher. There will be no publisher who has not published any book. Four publishers; p_id, p_name, p_add have to be stored. Draw the ERD diagram of given scenario.
Long Q/A
Exercise Q3 (i, iii)
- Section 7.1.8 (Database Languages with commands)
- What is file management system (FMS)? Explain problems in the FMS with an example?
Chapter 8
Exercise Q2 (iv, ix, x)
- Differentiate between forms and reports.
- Give any three advantages of using Forms in Access database.
- Give any three advantages of using Reports in Access database.
Long Q/A
- Forms ant types of forms
- Queries and types of queries
- Reports and types of reports
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1st Year Exam Questions
Computer Science Guess Paper
Computer Science Key Topics
FBISE 1st Year Exam Preparation
FBISE Computer HSSC-I 2025
FBISE Guess Paper 2025