NEW
Font size
WorksheetsCritical Thinking MCQs from IST Module
Total questions: 50
Worksheet time: 25mins
Why is it important for integrated systems to have seamless hardware-software communication?
To allow firmware to update the OS
To ensure fast keyboard input
To maintain system stability and functional coordination
To reduce internet usage
What would most likely happen if a driver is missing or outdated?
The OS will shut down immediately
The associated hardware might not function properly
The system will increase in speed
The software will uninstall itself
What makes system software different from application software?
It is only used in mobile devices
It focuses on entertainment purposes
It manages system resources and enables the platform for other software
It allows photo editing
Which feature of cloud computing is made possible by virtualization?
Hardware installation
Running multiple devices per user
On-demand scalability and hardware abstraction
File encryption
How does the OS ensure fair CPU allocation among multiple running applications?
By prioritizing graphical apps only
Through process scheduling algorithms
By increasing RAM speed
By disabling background processes
Why is the chipset often called the 'traffic controller' of the motherboard?
It connects the keyboard to the monitor
It regulates voltage
It manages data flow among CPU, RAM, and other components
It stores the BIOS
In what situation would an SSD be a better storage choice than an HDD?
When large physical size is preferred
When cost per GB is more important than speed
When faster boot and load times are required
When magnetic storage is mandatory
What problem arises if communication systems lack standard protocols?
Lower screen resolution
Random system restarts
Devices fail to understand each other
Mouse pointer becomes slow
What is the purpose of process management within an OS?
To encrypt all user data
To uninstall unused apps
To allocate CPU time and manage tasks efficiently
To improve wireless signal
A device that takes analog voice input and converts it into digital data for processing is:
A speaker
A router
A microphone
A monitor
What makes full-duplex communication more efficient than half-duplex?
It uses less power
It allows simultaneous two-way communication
It reduces the need for a router
It eliminates signal interference
Which of the following best describes the term 'boot loader'?
A type of power supply
An antivirus feature
A program that loads the OS into memory
A chipset component
How does the file system management feature of an OS contribute to user productivity?
It automatically edits documents
It structures and organizes data for easy access
It monitors keyboard speed
It connects multiple users
A major disadvantage of bus topology in network design is:
High cost
Difficult to add new devices
Risk of data collision and single point of failure
Limited cable types
Why are embedded systems not typically upgraded frequently?
They are wireless only
Their components are designed for specific, limited tasks
Their storage is too large
They use dynamic IP addresses
What distinguishes firmware from typical software?
Firmware is deleted after use
Firmware is permanently embedded and manages low-level operations
Firmware handles user data only
Firmware updates require internet
In which case would simplex communication be acceptable?
A two-way voice call
A radio broadcast
An online video conference
File-sharing between peers
Why is virtualization useful in academic environments?
It prevents students from using admin rights
It lets students simulate multiple OS setups without physical machines
It increases bandwidth
It improves font rendering
Which of the following would most likely cause overheating in a desktop system?
Frequent mouse movement
Poor airflow and dust buildup around internal hardware
Slow internet speed
A corrupted spreadsheet
How do communication protocols support secure data transmission?
By shortening file names
By translating OS commands
By enforcing rules for encryption and data checks
By reducing file size
What is the role of the OS in managing RAM usage?
It overclocks the RAM
It controls voltage
It assigns memory to processes and prevents interference
It compresses memory for more storage
What would be the consequence of not having system calls in a computer system?
More user-friendly design
Applications could not request essential OS services
Improved battery life
Faster hardware recognition
Which network topology offers the most fault tolerance but highest complexity?
Bus
Star
Ring
Mesh
Why is modularity important in integrated system design?
It ensures hardware is wireless
It allows parts to function independently or be upgraded easily
It adds security patches
It increases cable length
Which is a real-world example of half-duplex communication?
Browsing a website
Emailing a document
Walkie-talkies
Smartwatches with GPS
Which factor most affects latency in communication systems?
Color of the interface
Type of spreadsheet used
Physical distance and signal processing speed
Number of USB ports
Which scenario best illustrates the use of APIs?
A user printing from a mobile app
A cable transmitting electric current
A router increasing Wi-Fi speed
A monitor displaying a screensaver
What does a Real-Time Operating System prioritize?
Fancy graphics
Responsive, time-critical task execution
File encryption
Screen mirroring
Why are network protocols like TCP/IP essential in modern computing?
They prevent blue screen errors
They provide rules for data packet delivery and reassembly
They create backups automatically
They allow internet-free communication
How does an OS loader determine which operating system to load on startup?
Based on user login
Based on the IP address
Based on BIOS settings and boot priority
Based on RAM size
What does the CPU do in a computer?
Shows pictures
Stores songs
Processes instructions
Connects to Wi-Fi
Which one is an example of storage?
Monitor
Mouse
Hard drive
Printer
What is the main job of the operating system?
Design websites
Paint pictures
Manage hardware and software
Print documents
Which one is an input device?
Speaker
Keyboard
Monitor
Projector
What is firmware?
A type of paper
Software inside hardware
A new type of screen
Internet cable
Which one is NOT an operating system?
Windows
Linux
Excel
macOS
Why do we use communication protocols?
To store files
To clean the computer
To send and receive data correctly
To take photos
Which of these helps computers talk to each other?
HDMI cable
Network protocol
Paint software
Mouse pad
Which type of system allows sending and receiving messages at the same time?
Simplex
Half-duplex
Full-duplex
One-way
Where is the BIOS stored?
In RAM
In the cloud
On the motherboard
In the monitor
What does RAM do?
Shows pictures
Stores files permanently
Helps the CPU with fast temporary storage
Charges the battery
Which of these is used to connect a printer to a computer?
VGA
HDMI
USB
Speaker
What is the main use of virtualization?
To build websites
To clean viruses
To run more than one system on one computer
To make games run faster
Which one is an output device?
Keyboard
Microphone
Monitor
Scanner
Which part holds all components in a computer?
Router
Case
Flash drive
Desktop
What is a network?
A group of emails
A type of hardware
Computers connected together
A software update
Which port is commonly used for the internet cable?
USB
HDMI
Ethernet
Audio jack
What happens when the OS boots up?
The computer shuts down
The monitor turns off
The system loads all files and drivers
The user cannot use the keyboard
Which is faster for data transfer?
HDD
SSD
DVD
Floppy disk
What does a router do?
Draws graphics
Runs applications
Connects different networks
Stores documents
