97 Questions
What are the stages of project IT infrastructure building?
Planning, Analysis, Implementation, Evaluation and improvement
Which of the following is an example of a profit-based service provider?
A plumber
What is the main goal to open a business called?
The business purpose
Which department exists in most organizations and can be considered a functional area?
"Human resources"
What does a correct 'purpose' have to define for an organization?
"The organization and its goal clearly"
What is the main goal of opening a business called?
Business purpose
Which functional area is commonly found in a retail organization?
Sales department
Which of the following is an example of a data capture and collection device?
Barcode scanner
Which digital device is considered powerful, central, and focused?
Server
What is a mandatory digital device commonly used in the retail field?
Point-of-sale system
For displaying lesson slides and videos, which digital device is recommended for a teacher?
Projector
Which input devices are commonly used for a tablet?
Touch screen and Stylus
What is the main purpose of a Braille Embosser?
To assist blind people in reading
'Voice screen reading' is an accessibility feature designed to support people with:
Sight problems
In which industry can a 3D printer be utilized according to the text?
Construction
What is the sensor's function when paired with an actuator?
It acts as an input device
What role does the actuator play when paired with a sensor?
It performs an action based on sensor input
Which type of operating system is best suited for managing a car parking system?
Realtime OS
What is the most appropriate user interface for a PC with limited CPU speed and RAM space?
Command-line interface
Where does an operating system temporarily send the contents when un-allocating memory space to ensure enough space for running applications?
The backing store in the hard disk
Which utility tool can be used to organize files on a disk in a way that speeds up the performance of a system?
Defragmenter
What should Lucy consider when sharing her images with the copy center for printing?
The file format and resolution of the images
What is a suggestion for Mohammed regarding his decision to use the Command-line interface instead of the Graphical user interface?
Consider using GUI for tasks that require visual interaction
What is the utility tool that can help Ahmed make a voice call over the internet successfully, considering his limited speed internet connection?
Codec
(tracert 'ip') is a command used on the (cmd) to:
Trace the route of data being transmitted over the network
What file type would you recommend for Hasan to save his edited video, considering he wants to upload it on Instagram?
.MP4
What does 'Lossy compression' refer to?
The compression which reduces the file size by losing some of its quality permanently
What does 'Lossless compression' allow?
The restoration of file quality when decompressed without any loss
What is 'Virtual Memory' in memory management?
A memory space on the hard disk used to temporarily store active files when RAM is full
What is a characteristic of open-source software as compared to proprietary software?
Free or low initial cost, but may incur maintenance expenses
What is the purpose of compression as a tool?
Decreasing file/data size by sacrificing quality
Which type of cable is known for requiring specialist skills to install?
Fiber optic
Which peripheral guided connection type is primarily used for connecting peripherals in close proximity?
USB
"Satellite Broadband" is the best selection as a connection method for which type of areas?
(Rural areas with no service coverage)
What is the main purpose of a Bridge in a network?
To direct data correctly and reduce network traffic
Which device can combine the functionality of a Hub, Firewall, and Bridge?
Switch
What is the correct combination of devices that can form a PAN?
Mobile phone, Air Pod, Laptop, Smartwatch
What is the correct definition of WLAN?
A local area network that uses wireless service
Which protocol is gradually being phased out and replaced with TLS?
SSL
Which network protocol is primarily used for voice and video calls?
RTP
What is the main difference between HTTP and HTTPS protocols?
Encryption technique used
Which measurement is used to quantify the speed of data transmission?
Bandwidth
Which protocols are primarily used for voice and video calls?
H.323, SIP, and RTP
Which activities can be affected by latency in live streaming?
Playing online games
Which protocols are associated with web page access and security?
HTTP, HTTPS, and FTP
What is the main purpose of remote desktop technology?
To access remote desktops and provide technical support
When using iCloud, OneDrive, or Google Drive, what type of service are you actually utilizing?
Cloud storage
What are two disadvantages of using cloud services?
Security issues and heavy use of bandwidth
What is the recommended solution for an employee to access office files using a home laptop?
Cloud storage
Which technology type is associated with data interrogation?
Virtual reality
Which type of technology is commonly linked with networking?
Cloud computing
Which emerging technology is most likely to involve a smartphone?
Data interrogation
What is the meaning of 'Volume' in the context of data?
The amount of data
What does 'Veracity' refer to in the context of data?
The accuracy of the data
What is the implication if 'NVTC students' marks' are not being recorded in a database?
Difficulty in tracking students' academic progress
What can affect Strategic level data according to the text?
Global or national trends
What is the main characteristic of 'Operational level data'?
It is frequently updated during work
What does 'Velocity' refer to in the context of Big Data?
How quick is the data input, analysis, and retrieve
What is a benefit an organization can get using online communities?
Increased employee engagement and collaboration
Which type of data does the online community tool 'Vlog' focus on?
Videos
What is a potential limitation of using online communities in organizations?
Potential distractions for employees
Which of the following online communities typically allows users to collaboratively create and edit content?
Wiki
What is the initial cost for organizations to establish an online community?
No initial cost
Which of the following is an example of an online community?
Collaborative content creation platforms
What type of online platform is commonly used for discussion and information sharing?
Social media platforms
Where are podcasts typically hosted and accessed?
Audio streaming platforms
What is the best way to collect data quickly?
Survey
What is the most accurate, reliable, and detailed method for collecting data?
Focus group
What should a business owner do before starting their business?
Conduct trend analysis
What is recommended to predict future events like the weather?
Numerical modelling technique
What could happen if weather stations are not recording the temperature data accurately?
Misleading weather forecasts and predictions
In terms of HONESTY, the survey can be good and bad as a data collection method.
It can provide authentic insights but is susceptible to bias and dishonest responses
Analyzing the DB mathematically to understand the data pattern and help predict future events is:
Numerical modeling
Ali would like to analyze his annual market sales record to find the month with the highest sales rate. It is better that Ali previews the data in:
Graphical way
What is the correct order of steps for extracting and sorting data?
1 – Data is extracted from unstructured sources, 2 – Data is entered into the system for processing, 3 – Data is stored in a database to add structure, 4 – The database can be sorted and retrieved using SQL queries
What is the purpose of storing data in a database during the data extraction process?
To add structure to the data
Which step ensures that the extracted data can be organized and queried effectively?
Data is stored in a database to add structure
What is the primary implication of data threats on organizations?
Financial loss and damage to reputation
Which of the following is a threat to data?
Accidental damage
Can a hacker be ethical?
Yes, if they use their skills for constructive purposes
Which data protection method ensures that data can be recovered after any data loss?
Backup
Why is it important to keep the encryption key secure?
To ensure data retrievability
Which security measure protects systems from hackers?
Firewall
What is a potential ethical issue a student may face while using the school network?
Accessing unauthorized information for academic purposes
What is the main implication of the ever-growing demand for electronic devices?
Increasing amounts of techno-trash
What is netiquette primarily concerned with?
Internet etiquette and acceptable behavior online
What is the primary goal of a denial of service attack?
To overload the system and disrupt its normal functioning
What is the purpose of copyright in relation to movies and applications?
To prevent illegal download and distribution of movies and applications
What does a denial of service attack do to a system?
Overloads the system, causing it to malfunction
What is the purpose of ISO standards?
To ensure high quality products and services internationally
What is the main focus of WCAG?
Ensuring web accessibility for everyone
What is the primary purpose of W3C recommendations?
Describing best practices of web development
What is an example of IT outsourcing according to the text?
iCloud
What is the primary focus of Acceptable Use Policies (AUPs)?
Setting guidelines for ethical behavior online
What is an example of IT outsourcing?
Using the services of a call center company
How do Acceptable Use Policies (AUPs) vary between organizations?
They differ from one organization to another
What is a characteristic of Acceptable Use Policies (AUPs)?
They define acceptable behavior when using organizational resources
Study Notes
IT Infrastructure Building
- The stages of project IT infrastructure building include planning, designing, implementing, testing, and maintaining.
Business and Organizations
- The main goal of opening a business is to generate profit.
- A functional area commonly found in most organizations is the Human Resource department.
- A correct purpose for an organization must define its existence, goals, and objectives.
Digital Devices
- A desktop computer is a powerful, central, and focused digital device.
- A Point of Sale (POS) terminal is a mandatory digital device commonly used in the retail field.
- A digital projector is recommended for displaying lesson slides and videos for teachers.
- Stylus and touchscreen are common input devices used for tablets.
- A Braille Embosser is used to raise print on a page, and its main purpose is to produce Braille output.
Accessibility and Operating System
- Voice screen reading is an accessibility feature designed to support people with visual impairments.
- A real-time operating system is best suited for managing a car parking system.
- The most appropriate user interface for a PC with limited CPU speed and RAM space is a command-line interface.
Data Capture and Collection
- A barcode scanner is an example of a data capture and collection device.
- A sensor's function when paired with an actuator is to detect changes and send signals.
File Management and Organization
- The utility tool used to organize files on a disk is the Disk Defragmenter.
- The swap file is a location where an operating system temporarily sends the contents when un-allocating memory space to ensure enough space for running applications.
Internet and Networking
- Fiber optic cable is known for requiring specialist skills to install.
- Satellite Broadband is the best selection as a connection method for rural areas.
- A Bridge in a network combines multiple network connections into one.
- A device that can combine the functionality of a Hub, Firewall, and Bridge is a router.
- A PAN (Personal Area Network) can be formed using Bluetooth devices.
Data Compression and Management
- Lossy compression refers to reducing the quality of data to decrease its size.
- Lossless compression allows data to be restored to its original state.
- Virtual Memory in memory management temporarily stores data to free up RAM space.
Online Communities and Technology
- Cloud services allow users to access and store data online.
- Remote desktop technology allows users to access and control remote computers.
Data and Information
- Veracity refers to the accuracy and reliability of data.
- Volume in the context of data refers to the amount of data being processed.
Online Communities and Data Collection
- Online communities can be used for data collection and feedback.
- Online communities can focus on different types of data, such as video-centric data.
- Online communities can have limitations, such as requiring significant initial investment.
Data Analysis and Predictions
- The best way to collect data quickly is through online surveys.
- Analyzing data mathematically to understand patterns and predict future events is data mining.
- Data can be extracted and sorted using filtering, grouping, and sorting techniques.
Data Protection and Security
- Data threats can have a significant impact on organizations.
- A denial of service attack aims to overwhelm a system's resources.
- Encryption ensures that data can be recovered after any data loss, and keeping the encryption key secure is crucial.
- Ethical hackers can help identify and fix vulnerabilities in a system.
Netiquette and Regulations
- Netiquette is primarily concerned with online etiquette and appropriate behavior.
- The primary goal of a denial of service attack is to make a system unavailable.
- Copyright in relation to movies and applications ensures creators' rights are protected.
- ISO standards aim to ensure quality and consistency in products and services.
- WCAG focuses on making websites accessible to people with disabilities.
- W3C recommendations aim to standardize web technologies.
Test your knowledge about business start-up goals, functional areas of retail organizations, and project IT infrastructure stages. Identify the types of examples based on profit and non-profit service providers.
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