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WorksheetsComputer II
Total questions: 75
Worksheet time: 38mins
What feature allows a printer to scan or copy a stack of documents automatically?
USB
OCR
Ethernet
ADF
What technology allows some printers to scan an image and turn it into an editable document?
OCR
Wi-Fi
USB
ADF
What does the Modify permission allow a user to do?
Read and write files, and delete folders
Only read files
Only execute files
Only list file contents
What is an escape character used for in a string?
To end a string
To include special characters in the output
To start a string
To delete a character
What is one advantage of interpreted languages?
They are platform-independent.
They turn source code into binary ahead of time.
They have limited access to system resources.
They are faster than compiled languages.
What can cause a network's throughput to slow down?
Fast network cables
Retransmissions due to errors
High bandwidth
Low latency
What is a key benefit of using offline databases?
They are accessible from anywhere.
They are managed by cloud providers.
They offer 99.9% availability.
They reduce the risk of cyber attacks
What is data integrity?
The process of backing up data to prevent loss
The process of encrypting data for security
The idea that data sent over the Internet is accurate when it arrives
The process of compressing data to save space
What is the purpose of the Recycle Bin in Windows and the Trash in macOS?
To temporarily store deleted files before they are permanently removed
To organize files into folders
To permanent delete files immediately
To store system files
Which of the following is a common type of archived file?
html
zip
jpg
What unit is used to measure a computer's processing speed?
Bytes
Watts
Pixels
Hertz
How does the file system keep track of permissions?
By using a barcode
By using an Access Control List (ACL)
By using a password
By using a file name
Which is the term for different versions of Linux?
Variants
Package
Editions
Distributions
If your theory is not confirmed, what is the next step?
Start over by interviewing the user again
Replace the computer
Ignore the problem
Come up with a new idea
What type of connection do most wired NICs use?
RJ-45
HDMI
USB
VGA
What is one advantage of using virtual machines for training?
It enables the computer to run faster.
It allows students to practice using a live operating system without impacting the production environment.
It reduces the cost of physical hardware.
It allows the computer to connect to more networks.
What is the primary reason ISPs provide a greater download speed than upload speed?
Upload speed does not affect internet performance.
It is cheaper to provide more upload speed.
Downloading is more common than uploading.
Uploading is more important than downloading.
What feature allows switches to send electricity through Ethernet cables?
VLAN
ISP
PoE
WAN
What is different between bits and qubits?
Bits can handle more data than qubits
Bits can be either 1 or 0, while qubits can be both 1 and 0 at the same time
Bits are more powerful than qubits
Bits are used in quantum computers, while qubits are used in regular computers
What can companies offer if their data gets breached?
Free software
Free internet
Free year of credit monitoring
Free products
What search engine focuses on user privacy and does not collect or store your personal information?
DuckDuckGo
Yahoo
Bing
What is the definition of network media?
The software that manages network connections
The pathways that connect computers together to share information
The hardware that connects computers to a network
The rules that govern data exchange over a network
What is one of the best parts of small wireless networks?
They are very expensive.
They require a lot of cables.
They make it simple to share an internet connection.
They are difficult to set up.
What features of the software tools really help collaboration?
Instant Messaging and Video Conferencing
Online Shopping and Music Streaming
File Deletion and System Backup
Personal Blogs and Social Media Integration
What is the main purpose of query languages?
To get information from databases
To create websites
To design computer games
To write stories
What is a Kensington lock used for?
Monitoring network traffic
Locking a lap top
to prevent theft
Encrypting data
Installing software updates
Where can you view device drivers in Windows?
Control Panel
Device Manager
File Explorer
Task Manager
What does "Availability" in the CIA Triad ensure?
Information is readily available to authorized users
Information is stored and transferred as intended
Information cannot be denied by its creator
Information is only accessible to authorized users
What is a "sandbox" in the context of virtual servers?
A place to trap viruses on the network.
A virtual environment for testing new apps and programs safely.
The term to describe the hypervisor host machine.
A firewall to protect virtual machines.
What is another term for rows in a database?
Tables
Columns
Records
Fields
What are the two main types of printers?
Thermal and Dot Matrix
Laser and Inkjet
Laser and Dot Matrix
Inkjet and Thermal
What happens to your purchased apps if you delete them from your device?
They are gone forever
You can re-download them without paying again
They get transferred to another device automatically
You have to buy them again
What is one way cloud storage can help with collaboration?
It is less secure so anyone can access the files.
It makes files impossible to share.
It only allows viewing of files.
It allows you to share files and set permissions.
Which of the following correctly defines a database record?
A single piece of information in a database
A column in a table
A summary of data
A collection of related fields in a row
What is a service in Windows?
A menu option in Settings
A program that runs in the background without user interaction
Software to control a specific hardware component
An administrator script
Which of the following is true about computer storage units?
A petabyte (PB) is smaller than a terabyte (TB).
A kilobyte (KB) is larger than a megabyte (MB).
A terabyte (TB) is larger than a gigabyte (GB).
A gigabyte (GB) is smaller than a megabyte (MB).
What is a lunchtime attack?
A type of cyber attack that targets lunch delivery services
A type of cyber attack that occurs at noon
A method of hacking into food-ordering apps
Correct Answer:
An attack that happens during lunch breaks when devices are left unattended
Which type of memory is non-volatile?
ROM
Neither RAM nor ROM
Neither RAM nor ROM
RAM
Which permission allows a user to run a program or script from a file?
Delete
Write
Read
Execute
Which of the following is a common protocol for encrypting data in transit?
HIPAA
FTP
HTTPS
HTTP
What technology is used to transmit data in fiber optic cables?
Light
Radio waves
Electrical signals
Sound waves
What is the main benefit of using HTTPS over HTTP?
Less advertisements
Improved website design
Encrypted and secure data transmission
Faster loading times
Who created the first computer program?
Bill Gates
Charles Babbage
Ada Lovelace
Alan Turing
What type of hypervisor is needed to use virtualization on an existing OS?
Cloud hypervisor
Type II hypervisor
Type I hypervisor
Network hypervisor
What is a DIMM?
A type of memory module
A type of motherboard
A type of storage drive
A type of processor
How is cable Internet different from other internet connections?
It requires a phone line for connectivity.
It is the slowest type of internet connection available.
It is the only one that uses copper.
It shares the connection with other users in the neighborhood.
What is a search engine?
An antivirus program that searches for viruses
A program that lets web servers find clients
A tool that helps you find information on the Internet
A feature that speeds up internet searches
What is the Internet?
A local network used in schools and offices
A system of computer networks all over the world talking to each other
A type of software used to browse websites
A collection of websites stored on a single server
What format uses four sets of numbers with periods between them to represent an IP address?
Binary notation
Hexadecimal notation
Octal notation
Dotted decimal notation
What is one of the first things you should do if your browser is behaving strangely?
Install a new antivirus program
Check your internet connection
Clear your browser's cache
Delete all your bookmarks
Why is it important to back up personal data files?
They are not important
hey take up too much space on the computer
They can be easily downloaded again
They are difficult or impossible to recreate
Which security measure tracks assets using a virtual boundary?
VPN
Encryption
Geofencing
Antivirus software
What is a VLAN?
A type of modem
A type of firewall
A secure tunnel for data
A logical network segment within a larger network
What is an integer in programming?
A sequence of characters, like words or sentences.
A variable that only stores one of two logical values: True or False
A number that can have a decimal place or fractional part.
A whole number, either positive or negative, without a decimal or fraction.
Why are databases important for businesses?
They allow businesses to make smart choices and plan for the future.
They help in organizing physical files.
They provide a list of all installed software.
They only work in the cloud.
What should you include in your documentation?
Only the final solution
Only the steps that didn't work
Every step you took, including unsuccessful attempts
Only the steps that worked
What feature allows you to open several websites in one browser window?
Navigation buttons
Browser tabs
Address bar
Bookmarks
Which of the following BEST describes smart lights?
They learn when people are indoors and what temperatures are comfortable to them.
They are voice-controlled devices that allow you to control other devices in your home.
Correct Answer:
They allow you to set a lighting schedule and power them on and off when you are away from home.
They allow you to stream video and audio, play games, and browse the Internet.
Which of the following BEST describes smart speakers?
They are voice-controlled devices that allow you control over other devices in your home.
They allow users to make and receive calls, monitor heart rates, and keep track of fitness goals.
They learn when people are indoors and what temperatures are comfortable to them.
They allow you to stream video and audio, play games, and browse the Internet.
What is the purpose of a file extension?
To increase the file size
To make the file look better
To protect the file from viruses
To determine the default application to open the file
What is a potential risk of using remote assistance software?
It can slow down your computer.
It can delete all your files automatically.
Correct Answer:
It can be used by threat actors to trick people.
It can only be used during the daytime.
What does RDBMS stand for?
Real-time Database Management System
Relational Database Management System
Random Data Management System
What is an interpreted language?
A language that is only used for web development
A language that runs instructions in the source code whenever you run the application
A language that cannot be used on multiple platforms
A language that converts source code into binary ahead of time
What is the role of algorithms in targeted advertising?
To analyze data and select relevant ads for users.
To randomly select ads to show users.
To make the Internet slower.
To delete user data.
What is a potential risk of downloading software from the Internet?
The software might be too expensive.
The software might be too large to download.
The software might contain a virus.
The software might be outdated.
What is the main difference between memory and storage drives?
Memory is non-persistent, while storage drives are persistent.
Memory is faster than storage drives.
Storage drives are used only for temporary files.
Memory is used to store the operating system.
What is the maximum number a single byte can hold?
128
255
100
1024
What should you be cautious about when using browser extensions?
Hackers could trick you into spoofed websites.
They force you to use a different browser.
Hackers might change your cache.
They may cost a lot of money.
What is the main purpose of a physical data model?
To manage software updates
To design user interfaces
To show how to set up a database using a specific database management system
To create a high-level view of data
What is data in transit?
Data that is being edited in a document
Data that is stored on a hard drive
Data that is being transferred over a network
Data that is displayed on a monitor
Which of the following correctly defines a field?
A request for data from the database
A summary of data
A collection of related fields in a row
A single piece of information in a database
What does a byte represent in computing?
A group of 4 bits
A single value
A group of 16 bits
A group of 8 bits
How will automation affect the restaurant industry?
It will increase the number of chefs needed.
It will make food taste better.
t will reduce wait times and lower labor costs.
It will eliminate the need for menus.
What is latency in the context of internet speed?
The amount of data that can be transmitted in one second
The strength of the Wi-Fi signal
The delay that occurs when data packets travel over the internet
The speed at which data is downloaded
Which storage unit is the largest?
Petabyte (PB)
Gigabyte (GB)
Megabyte (MB)
Terabyte (TB)
