WorksheetsCOMPUTER FUNDAMENTALS
Total questions: 60
Worksheet time: 30mins
A small school wants to move teacher gradebooks from paper to an electronic system so teachers can share marks and produce reports faster. Which best describes this change?
Computer Science development
Information Technology implementation
Social media adoption
Hardware repair
A company uses an online form to collect customer feedback, stores responses in a database, and runs analysis to improve service. Which element of IT is primarily being used?
Hardware only
data collection and software processing.
Electrical engineering
Mechanical processes
An IT system must ensure only authorised staff can view student records. Which IT concern is this?
Portability
Usability
Security (confidentiality)
Affordability
A rural health clinic uses mobile phones to send vaccination reminders and keeps patient lists on paper. Moving to an electronic system will MOST improve:
Aesthetics
Accessibility of patient data
Hardware resale value
Paper usage only
Which best illustrates the “people” component of an IT system?
Printer model number
Network cable length
System administrator setting user permissions
Hard drive capacity
A teacher uses a spreadsheet to calculate class averages and then emails results to students. This demonstrates IT used to:
Manufacture hardware
Process information and communicate results
Replace human teachers entirely
Create video games
A national weather service needs to run highly complex climate models that require intensive numeric computation. Which system is most suitable?
Desktop PC
Supercomputer
Tablet
POS terminal
A bank runs thousands of transactions for many users simultaneously and requires high reliability and large storage. Which system fits?
Mainframe
Handheld calculator
Laptop
Gaming console
A university department wants a server to host student timetables and departmental files for several dozen staff and students. Which is most cost-effective?
Supercomputer
Minicomputer / midrange server
Smartphone
Graphing calculator
Which statement correctly orders systems by portability (most → least)?
Desktop → Laptop → Tablet → Supercomputer
Tablet → Laptop → Desktop → Mainframe
Supercomputer → Mainframe → Laptop → Mobile phone
Mobile phone → Laptop → Desktop → Mainframe
A small business needs low-cost systems for accounting and word processing and sometimes needs to move equipment between sites. Which is best?
Desktop towers only
Laptops (microcomputers)
Supercomputers
Mainframes
Which system typically offers the fastest processing for single, very large scientific calculations?
Microcomputer
Minicomputer
Supercomputer
Smartphone
A logistics company needs to store terabytes of historical shipment data and support many queries; portability is not important. Which is most suitable?
External USB flash drives for each truck
Centralised mainframe or server with large storage
Smartphones for drivers
Smartwatches
James is looking for a compact device that he can easily carry to his classes. Which of the following would be classified as a microcomputer suitable for his needs?
Tablet used by a student
Large server room
Data processing facility
High-performance computing system
For a research institution focusing on large-scale data analysis, which characteristic of a computing system is most critical?
Energy efficiency
High throughput (data processing)
Built-in camera
Voice recognition
A mobile salesperson needs quick access to customer records while visiting clients; which system property is most critical?
High storage capacity only
High portability and network access (mobile device)
Batch processing power
Multi-user transaction support
A cashier scans barcodes, a terminal calculates totals, and a receipt prints. Which sequence matches the IPOS cycle?
Output → Processing → Input → Storage
Input → Processing → Output → Storage
Input → Storage → Processing → Output
Processing → Input → Output → Storage
A PC is slow to open many programs simultaneously. Which component is most likely the bottleneck?
Keyboard
RAM (insufficient memory)
Monitor
Printer
Which hardware component interprets and executes program instructions?
Hard drive
CPU (Central Processing Unit)
Monitor
Mouse
Hannah is setting up her new computer and wants to ensure that it retains its system settings even when powered off (e.g., BIOS). Where are these settings stored?
RAM
ROM (Read-Only Memory)
Hard drive only
Printer memory
A teacher saves students’ essays to a USB flash drive so files remain after power off. Which storage type is this?
Primary volatile memory
Secondary permanent storage (removable)
CPU cache
BIOS chip
A server uses SSDs instead of HDDs to store databases. What advantage is most relevant?
SSDs are slower but cheaper
SSDs offer faster read/write speeds and lower latency
SSDs require more moving parts
SSDs cannot store databases
In a PC, which component supplies and regulates power to the motherboard and drives?
Motherboard
Power Supply Unit (PSU)
CPU
GPU
Which hardware component provides temporary workspace for programs currently running?
Hard disk
RAM (primary memory)
CD-ROM
Printer buffer only
Samuel is editing a video on his computer, and he has connected a camera to it to send the video for editing; which device is acting as input?
Monitor
Webcam / digital camera
Speaker
Printer
A graphics card improves rendering of images and videos. Which part does it most directly assist?
Input devices
Output (display) processing and GPU computations
Keyboard layout
Power generation
A user saves a document: data moves from RAM to the hard drive. Which components coordinate this transfer?
CPU, storage controllers and motherboard buses
Monitor and speakers
Printer and scanner only
Keyboard and mouse directly
A program requests data stored on disk; describe the correct sequence:
CPU → ROM → Monitor
Disk controller reads data → sends via data bus → data stored in RAM → Ram to CPU processes
Printer sends data to CPU → CPU to disk
Keyboard to CPU to disk to monitor
When a user clicks a button the GUI responds instantly because:
The hard drive directly executes instructions
The CPU reads program instructions from RAM and updates the display via the GPU/graphics subsystem
The monitor stores the program
The keyboard executes the instruction
A system has a high-speed data bus and large cache memory on the CPU. This primarily improves:
Cooling of the PC
Speed of data transfer between CPU and memory (overall system performance)
The printer resolution
Battery life only
A touchscreen receives touches and displays results immediately. Which hardware components are working together?
Touch sensor (input), CPU (process), RAM (temporary storage), display (output)
Printer only
Hard disk only
Keyboard and mouse only
In a networked file save, which additional hardware is involved compared with saving locally?
Network Interface Card (NIC), router/switch, network storage/server, in addition to local CPU and storage
Only the monitor changes
Only the keyboard is upgraded
Printer becomes primary storage
A visually impaired student needs to read digital textbooks. Which combination is most appropriate?
High-resolution monitor + gaming mouse
Screen reader software + speakers / audio output and Braille display as needed
Touchpad only
3D printer
A warehouse needs to speed up stock intake and reduce data entry errors. Which input device is best?
Joystick
Barcode scanner (handheld)
Game controller
Graphics tablet
A courtroom requires secure printing of legal documents that must be tracked (who printed what and when). Which output device and feature is best?
Any inkjet with no logging
Networked laser printer with secure print release and job auditing
Home thermal receipt printer
Plotter only
A graphic design class needs precise input for digital illustration. Which devices are most suitable?
Standard keyboard only
Barcode scanner and receipt printer
Graphics tablet with stylus and a calibrated colour monitor
Touch-tone phone
An airline check-in desk requires fast reading of passports and printing of boarding passes. Which devices should be chosen?
Fingerprint scanner and Braille printer
Barcode scanner only (no printer)
Gamepad and projector
Passport Machine Readable Zone (MRZ) scanner / OCR reader as input and thermal boarding-pass printer as output
For remote lessons where a teacher must demonstrate handwritten maths, which I/O combo is ideal?
Receipt printer only
Barcode scanner and scanner
Webcam and microphone and digital tablet/stylus (input) and projector/monitor (output)
Thermal printer and joystick
A hospital wants to capture a patient’s vitals electronically at bedside. Which input device fits?
Stylus only
Scanner for barcodes only
Medical sensors (blood pressure cuff, pulse oximeter) connected via NIC or USB to the patient record system
Game controller
A cashier needs both fast numeric entry and quick printing of receipts. Which devices would you recommend?
Numeric keypad or POS keyboard (input) and a fast thermal receipt printer (output)
Graphics tablet and plotter
Braille printer only
Joystick and inkjet photo printer
A school uses Google Classroom to distribute assignments, collect work, and provide feedback. This is an example of using Information Technology to:
Control production processes
Manage hardware components
Enhance communication and learning
Design new computer hardware
A supermarket installs self-checkout machines that allow customers to scan and pay for their items. This demonstrates IT being used for:
Transaction processing
System backup
Programming
Network management
A local farmer uses moisture sensors connected to a smartphone app to monitor soil conditions. This integration of devices demonstrates:
Artificial Intelligence
The Internet of Things (IoT)
Robotics
Cloud Computing
When a company moves from paper-based payroll to a computerized system, it primarily benefits from:
Increased manual control
Reduced hardware cost
Greater speed and accuracy in processing data
Elimination of all human involvement
The integration of computers and communication technologies to process and transmit data refers to:
Automation
Information Technology
Telecommunication
Digital media
Which f the following is NOT a benefit of IT?
Faster data retrieval
Improved decision making
Increased job opportunities in every sector
Increased system maintenance cost
The use of IT in agriculture to improve yields through drone monitoring and irrigation control is an example of:
Bioinformatics
Smart farming
Virtual networking
Nanotechnology
A hospital’s IT system stores patients’ medical histories for quick access. This use of IT supports:
Data redundancy
Decision making and continuity of care
Manual processing
Physical archiving
A weather forecasting centre uses supercomputers to run climate models. This is because:
Supercomputers have large storage and very high processing speed
Supercomputers are portable
Supercomputers are inexpensive and easy to maintain
Supercomputers require no electricity
A large insurance company processes thousands of transactions daily. The best system to handle this workload is a:
Tablet
Mainframe computer
Laptop
Microcontroller
A secondary school lab with limited space and moderate processing needs would benefit most from:
A supercomputer
A cluster of tablets
Desktops with network connectivity
Mainframes
Smartwatches and fitness trackers are examples of:
Embedded systems
Mainframes
Workstations
Supercomputers
Which system offers moderate speed and limited portability?
Laptop
Desktop
Tablet
Smartphone
A drone’s onboard computer that controls its flight is an example of a/an:
Mainframe
Microcomputer
Embedded system
Minicomputer
The Control Unit in the CPU is responsible for:
Performing calculations
Coordinating and controlling the operations of all hardware components
Storing data temporarily
Generating output
ROM is best described as:
Read-write memory
Temporary storage
Permanent storage for startup instructions
External storage
The purpose of a power supply unit (PSU) is to:
Increase system speed
Convert Alternating Current (AC) to Direct (DC) for system components
Store energy
Control input and output
The system bus is essential because it:
Performs all arithmetic
Connects CPU, memory, and I/O devices to transfer data
Stores operating systems
Displays output
Cache memory improves performance by:
Reducing CPU temperature
Storing frequently accessed data for quick retrieval
Replacing ROM
Reducing file sizes
An eSports streamer/gamer relies heavily on:
Barcode readers and plotters
High-quality webcam, microphone, and monitor
Optical mark reader
Dot matrix printer
