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WorksheetsJ277 @ KCS 1.5 System Software
Total questions: 98
Worksheet time: 52mins
Which of the following is NOT a function of an operating system?
Memory Management
Peripheral Management
User Management
Software Development
What is the primary purpose of memory management in an operating system?
To manage user accounts
To manage files and directories
To allocate memory to processes
To manage peripheral devices
Which of the following best describes multitasking in an OS?
Running multiple operating systems simultaneously
Running multiple processes concurrently by sharing CPU time
Running a single process multiple times
Running multiple users on one account
What is virtual memory used for?
To store permanent files
To extend RAM using secondary storage
To increase CPU speed
To manage user permissions
Which of the following is a key reason for using memory buffers?
To store deleted files
To temporarily hold data during transfer between devices
To encrypt memory
To manage user sessions
What is the role of the OS in memory deallocation?
To remove unused files
To free up RAM after a process ends
To delete user accounts
To compress memory
Which of the following is NOT managed by the OS during multitasking?
A. CPU scheduling
B. Memory allocation
C. User interface design
Why is memory protection important in an OS?
To prevent unauthorized access to files
To prevent processes from interfering with each other’s memory
To protect the hard drive
To encrypt RAM
What happens when RAM is full and more memory is needed?
The OS shuts down
The OS uses virtual memory
The OS deletes files
The OS compresses RAM
Which of the following is a disadvantage of virtual memory?
It increases RAM
It slows down performance
It improves multitasking
It increases CPU speed
Which interface is most suitable for expert users needing full control?
GUI
CLI
Menu-driven
Touch-sensitive
Which interface is most intuitive for new users?
CLI
GUI
Voice-driven
Menu-driven
Which interface is commonly used in ATMs?
GUI
CLI
Menu-driven
Touch-sensitive
Which interface allows users to interact using spoken commands?
GUI
CLI
Which of the following is a disadvantage of a CLI?
It is slow for experts
It requires memorizing commands
It uses too much memory
It lacks multitasking
Which interface is best for smartphones?
CLI
GUI
Menu-driven
Touch-sensitive
Which interface allows multiple windows and icons?
CLI
GUI
Menu-driven
Voice-driven
Which interface is least likely to be used by visually impaired users?
GUI
CLI
Voice-driven
Menu-driven
Which interface is most likely to be used in a command prompt?
GUI
CLI
Menu-driven
Touch-sensitive
Which interface is most dependent on accurate speech recognition?
GUI
CLI
Voice-driven
Menu-driven
What is the role of a device driver in an operating system?
To manage user permissions
To allow the OS to communicate with hardware
To store files in RAM
To encrypt data
Why are device drivers hardware-dependent?
They are written in binary
They are designed for specific hardware models
They are stored in the BIOS
They are only used during installation
What happens if a device driver is missing or outdated?
The device may not function properly
The OS will crash
The CPU will overheat
The RAM will be cleared
Which of the following devices would require a driver to function correctly?
CPU
RAM
Printer
Motherboard
What is the purpose of a buffer in peripheral communication?
To store deleted files
To temporarily hold data during transfer
To increase CPU speed
To manage user sessions
Which component manages the timing differences between CPU and peripherals?
BIOS
Buffer
Cache
Kernel
Which of the following is NOT a peripheral device?
(a)
Why must drivers be OS-specific?
Because they are stored in RAM
Because each OS has a unique way of handling hardware
Because they are encrypted
Because they are stored in the cloud
What is the result of installing the wrong driver for a device?
The device will work faster
The device may not work or cause errors
The OS will update automatically
The device will be deleted
Which of the following best describes a driver update?
A new version of the OS
A patch to improve hardware compatibility or fix bugs
A new hardware installation
A BIOS reset
What is the purpose of user account management in an OS?
To manage memory allocation
To allow multiple users with different access rights
To install software
To manage file compression
Which of the following is a feature of user management?
File encryption
Password reset
Disk defragmentation
Data compression
What is the role of an administrator account?
To restrict access to all files
To provide full control over system settings and user permissions
To limit access to only one application
To manage only peripheral devices
Which of the following is a security feature managed by the OS?
What is the purpose of access rights in user management?
To allow users to install any software
To control what users can view or modify
To increase RAM
To manage CPU usage
Which of the following is NOT typically managed by user management?
Password policies
User roles
File encryption
Login tracking
What is the benefit of having multiple user accounts on a system?
Faster processing
Better memory usage
Personalized settings and access control
Increased storage
Which user type typically has the least permissions?
Administrator
Guest
Power user
Root
What is the purpose of user groups in an OS?
To manage memory allocation
To assign permissions to multiple users at once
To install drivers
To encrypt files
Which of the following would be a reason to disable a user account?
To increase RAM
To prevent unauthorized access
To install new software
To update drivers
What is the main purpose of file management in an operating system?
To manage user accounts
To organize and control access to data files
To install software
To manage CPU usage
Which of the following is NOT a file management task?
Renaming files
Allocating memory
Moving files
Deleting files
What does the OS use to organize files on a storage device?
RAM
File system
BIOS
Cache
Which of the following allows users to view file properties?
File manager
Task manager
Device manager
Control panel
What is the benefit of using folders in file management?
Increases RAM
Organizes files logically
Encrypts files
Compresses files
Which of the following is a valid file operation?
Formatting RAM
Copying a file
Installing a driver
Allocating CPU time
What is the purpose of file permissions?
To allow or restrict access to files
To increase file size
To compress files
To rename files
Which of the following is NOT a file property?
File size
File name
File speed
File type
What happens when a file is deleted from a system?
It is permanently erased immediately
It is moved to a temporary storage area (e.g., Recycle Bin)
It is encrypted
It is compressed
Which of the following is used to search for files in an OS?
Task manager
File explorer
BIOS
Device manager
What is the main purpose of utility software?
To manage user accounts
To perform system maintenance tasks
To run applications
To manage RAM
Which utility software is used to reduce file size?
Defragmentation
Compression
Encryption
Backup
What does defragmentation software do?
Deletes unused files
Encrypts data
Reorganizes files to improve access speed
Compresses files
Which utility software protects data from unauthorized access?
Encryption
Compression
Backup
Antivirus
What is the purpose of backup software?
To increase RAM
To restore data in case of loss
To compress files
To encrypt files
Which of the following is NOT a type of utility software?
Antivirus
Disk cleanup
File explorer
Compression
What is the benefit of using disk cleanup utilities?
Increases CPU speed
Removes unnecessary files to free up space
Encrypts files
Compresses RAM
Which utility helps recover accidentally deleted files?
File recovery
Disk cleanup
Defragmentation
Compression
Which utility monitors system performance?
Task manager
File explorer
Disk defragmenter
Control panel
Which utility is used to divide a hard drive into sections?
Disk cleanup
Partition manager
File explorer
Task scheduler
Which utility software helps identify and remove malicious software?
Disk cleanup
Antivirus
Compression
Defragmentation
What is the main drawback of data compression?
It increases file size
It may reduce file quality or take time to decompress
It deletes files
It requires administrator access
Which utility is used to schedule automatic system tasks?
Task scheduler
Disk cleanup
File explorer
BIOS
Which utility would you use to encrypt sensitive documents?
Disk cleanup
File explorer
Encryption software
Defragmentation
Which of the following is a benefit of using backup utilities?
Faster CPU performance
Recovery of data after loss or corruption
Increased RAM
Reduced file size
Which utility helps improve disk access speed by rearranging files?
Compression
Defragmentation
Encryption
Backup
Which utility software is most useful before installing a large update?
Disk Cleanup
Backup Utility
Antivirus Scanner
Defragmentation Tool
Which utility can help reduce the risk of data theft?
Defragmentation
Encryption
Compression
Disk cleanup
Which utility is used to monitor CPU and memory usage in real time?
Task manager
File explorer
Disk defragmenter
Control panel
Which of the following is NOT a typical feature of utility software?
File recovery
Data compression
Software development
Disk partitioning
Which OS function ensures that multiple users can access a system securely?
File management
User management
Memory management
Peripheral management
Which of the following best describes a GUI?
Text-based interface
Interface using icons and windows
Interface using voice commands
Interface using command scripts
Which OS function is responsible for organizing files into folders?
User management
File management
Memory management
Peripheral management
Which of the following is a disadvantage of using a CLI?
Requires more memory
Requires memorizing commands
Slower than GUI
Cannot be used by experts
Which of the following is NOT a benefit of multitasking?
Efficient CPU usage
Running multiple applications
Increased RAM
Improved productivity
Which of the following is a key feature of a menu-driven interface?
Requires command input
Uses voice recognition
Navigates through options using menus
Uses gestures
Which of the following is a reason to use virtual memory?
To increase CPU speed
To store deleted files
To allow more programs to run than RAM allows
To encrypt data
Which of the following is a disadvantage of using virtual memory?
It increases RAM
It slows down the system
It deletes files
It compresses data
Which of the following is a benefit of using encryption software?
Faster file access
Reduced file size
Protection of sensitive data
Improved multitasking
Which of the following is NOT a function of the OS?
Managing hardware
Providing a user interface
Running antivirus scans
Managing files
Which of the following is a key feature of a touch-sensitive interface?
Uses typed commands
Uses voice input
Uses screen gestures
Uses menus only
What is the main role of the OS in peripheral management?
Encrypting data
Managing user accounts
Communicating with external devices
Compressing files
Which of the following is a benefit of using a GUI over a CLI?
Requires less memory
Easier for beginners
Faster for experts
More secure
Which of the following is NOT a benefit of using utility software?
Improved system performance
Enhanced security
Increased RAM
Data recovery
Which of the following is a feature of user management?
File compression
Password reset
Disk defragmentation
File encryption
Which of the following is a disadvantage of a voice-driven interface?
Requires a mouse
Commands may be misheard
Requires typing
Which of the following is a benefit of using a menu-driven interface?
Requires memorizing commands
Easy to navigate
Requires expert knowledge
Uses voice input
Which of the following is NOT a valid reason to use utility software?
To manage user accounts
To compress files
To encrypt data
To clean up disk space
Which of the following is a benefit of using backup software?
Faster CPU
Data recovery after loss
Increased RAM
Improved multitasking
Which of the following is a disadvantage of using a GUI?
Requires memorizing commands
Uses more system resources
Cannot display images
Only works on mobile devices
Which of the following is a benefit of using a CLI?
Requires no training
Faster for experienced users
Uses more memory
Only works on mobile devices
Which of the following is NOT a function of file management?
Naming files
Encrypting files
Moving files
Deleting files
Which of the following is a benefit of using encryption software?
Faster file access
Reduced file size
Which of the following is a disadvantage of using a menu-driven interface?
Requires memorizing commands
Difficult to navigate with many options
Requires voice input
Only works on mobile devices
Which of the following is a benefit of using a touch-sensitive interface?
Requires a keyboard
Intuitive for most users
Requires memorizing commands
Only works on desktops
Which of the following is a disadvantage of using a touch-sensitive interface?
Requires a mouse
Difficult to use with wet fingers
Requires memorizing commands
Only works on desktops
Which of the following is a benefit of using a voice-driven interface?
Requires typing
Hands-free operation
Requires memorizing commands
Only works on desktops
Which of the following is a disadvantage of using encryption software?
Slower access to encrypted files
Reduced file size
Increased RAM
Improved multitasking
