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WorksheetsICT IGCSE - Chapters 1 to 10 Revision
Total questions: 151
Worksheet time: 2hrs 34mins
What if the full form of RAM
Read Access Memory
Read Area Memory
Random Area Memory
Random Access Memory
What is the full form of CPU
Central Power Unit
Central Procedure Unit
Central Protocol Unit
Central Processing Unit
BIOS
Basic Input Output Structure
Basic Input Output Software
Binary Input Output System
Basic Input Output System
What is the full form of HTTP.
Hyper Text Transfer Program
Hyper Transfer Text Program
Hyper Transfer Text Protocol
Hyper Text Transfer Protocol
What is the full form of CSV.
Computer Separated Value
Command Separated Value
Common Separated Value
Comma Separated Value
What is the full form of ADC.
Analog to Design Converter
Analog to Development Converter
Analog to Data Converter
Analog to Digital Converter
Which of the following is NOT a direct data entry device?
RFID reader
Scanner
Chip Reader
Barcode scanner
Which of the following is used to read from cheques?
MICR
OCR
OMR
MLTR
What does OCR stand for?
Online Cloud Reader
Operation Command Recognition
Omitting Character Recognition
Optical Character Reader
RFID uses _____________to identify people or objects. Eg. RFID tag on a book contains a serial number which identifies the book.
Microwaves
Radio waves
Infrared signal
Magnetic ink
______ is a needed hardware from requirement to make an internet connection from ISP?
Hub
Bridge
Cable
Complete the diagram by selecting the correct label for number 2
Bridge
Hub/Switch
Internet
Router
What device is used to connect two LAN's together?
Hub/Switch
Bridge
Router/Modem
Server
Below are common network devices, except:
Router
RAM
Access Point
Bridges
What is NIC
Network Interface Card
Network Identifier Card
Network Internet Card
None of the above
A Limited short range connection and generally used to link and transfer data between mobile devices is
WIFI
Bluetooth
WLAN
None of the above
What is ISP
Internet Service Probe
Internet Server Probe
Internet Service Provider
International Space Program
A Global Interconnected network is
www
Internet
Intranet
URL
What is the difference between a hub and a switch?
Switches switch lights on
There is no difference
Switches send data only to the computer that requested it
A router uses IPs
What is the function of a router?
They connect a phone to a satellite
They route data packets from one device to another
They route data packets from one network to another
They connects two roads togther
Switches and hubs connect devices together to form a__
WLAN
WAN
LAN
NONE
What does a hub do with data packets?
broadcast them to every connected node
direct them to the intended node
make a record of the data packets being sent
restricting access to parts of a network
What does a switch do with data packets?
broadcast them to every connected node
direct them to the intended node
make a record of the data packets being sent
restricting access to parts of a network
What is this?
Switch
Server
Network Interface Card
Network Cables
What is this?
NIC
Router
Server
Switch
What is this a picture of?
Cable
Switch
Wireless router
Phone Mast
Smartphones and smart watches communicate using
bluetooth technology
speed technology
hardware technology
What is a common example of a labor-saving device that contains a microprocessor?
Oven
Cross trainer
Microwave
Refrigerator
What is a potential disadvantage of becoming over-reliant on microprocessor control devices?
Enhanced social interaction
Improved skills
Laziness
Increased efficiency
How can a smart fridge contribute to a healthier lifestyle?
By analyzing food ingredients
By promoting fast food consumption
By reducing physical activity
By limiting food choices
What is a possible advantage of using a burglar alarm in a household?
Encouraging unhealthy habits
Limiting social interactions
Increasing energy consumption
Providing a sense of security
What is the purpose of a smoke detector in a home?
To detect noise levels
To monitor smoke levels
To control room temperature
To regulate humidity levels
How can a security alarm system benefit homeowners?
By promoting security breaches
By reducing home safety
By detecting unauthorized entry
By increasing privacy concerns
What is the function of security lights in a property?
To attract wildlife
To deter intruders
To create a welcoming atmosphere
To increase energy consumption
How does a doorbell camera enhance home security?
By limiting surveillance
By disabling communication
By blocking all visitors
By allowing remote viewing
What is the potential impact of driverless taxis on job roles?
Increased employment opportunities
Enhanced job security
No impact on job roles
Job losses for drivers
How can prolonged computer use lead to health problems?
Reduced eye strain
Repetitive strain injuries
Improved posture
Enhanced muscle flexibility
What is a strategy to reduce back problems related to computer use?
Sitting closer to the monitor
Avoiding eye tests
Taking regular breaks
Using a non-adjustable chair
How can eye strain from computer screens be minimized?
Using anti-glare filters
Using CRT screens
Avoiding regular eye tests
Increasing screen brightness
What is a potential solution to prevent repetitive strain injuries from computer use?
Avoiding wrist rests
Exercising less
Using ergonomic keyboards
Not taking breaks
What is a common health risk associated with staring at a screen continuously?
Headaches
Improved vision
Reduced eye strain
Enhanced concentration
How can the brightness of a computer screen impact eye strain?
Equal brightness to the room
Higher brightness than the room
No impact on eye strain
Lower brightness than the room
The phrase that identifies the gap between people who have access to the internet and those who do not is the (a)
The rollout of the latest communication technology in 2021, which allows users to use more data on the move, is called.
4G
5G
3G
6G
Select the correct definition of the acronym SMS.
Secure Message Service
Secure Message Sending
Short Message Service
Short Media Service
Identify which of the following is being described: A large graphic, usually with some text, designed to achieve a particular goal.
Website
Newsletter
Video
Poster
State what type of communication the following sentence refers to:
It is moving images and sound in a 2-way conversation.
(a)
A computer model is a (a) of a real event designed to iron out problems.
This is to avoid the (a) of constructing the real thing and having it go wrong, and people getting hurt.
Which of the following is not a problem associated with computer modelling?
The computer model can make mistakes in the calculations it makes on input data.
Human error can creep into the assumptions that sit behind the model.
The creation of the model can be expensive and time consuming.
Data used to build computer models may be out-of-date by the time the model is turned into a reality.
Identify which of the following tasks would not benefit from computer modelling.
Flood water management
Personal finance
Personnel management
Traffic management
Incremental Model is the first process model to be introduced and is also referred to as a linear-sequential life cycle model.
False
True
SRS means Software Requirement
Specification
System
Software
Survey
Which step in the Software Development Life Cycle (SDLC) matches the following description?
In this phase in the SDLC, the project leaders evaluate the terms of the project. This includes calculating labor and material costs, creating a timetable with target goals, and creating the project’s teams and leadership structure.
Analysis
Planning
Deployment
Implementation
Testing and Integration
When it comes to Health Risks in Physical Security, which of the following best describes one of the causes of Ozone Irritation?
Having and using laser printers in an office area which leads to dry skin and respiratory problems.
Sitting in front of the computer screen for long periods in the same position.
Continuous use of keyboard or repetitive clicking on mouse buttons.
Staring at a computer screen for too long with incorrect lighting in the room.
Which of the following is a prevention method for Repetitive Strain Injury (RSI)?
Use foot rests to reduce posture problems.
Make use of anti-glare screens
Make use of ergonomics keyboards
Make sure to have proper ventilation in the room.
As part of a Safety Risk Prevention for Electrocution, its is advised that you use an RCB. What does the abbreviation RCB stand for?
Relocate Circuit Base
Residual Current Breaker
Reinforce Circuit Base
Redefine Current Breaker
Covering equipment vents with fabric can cause which safety hazard?
Electrocution
Fire Risk
Trip Hazard
Heavy Equipment Falling
What is one prevention method of Hacking?
Hire a professional Hacker to test the weakness of your system.
Download multiple software's from any site.
Re-use the same password for all your login credentials.
Ignoring any unauthorized access to your computer system.
Which of the following is an example of Phishing?
Gaining unauthorized access to a computer system without the user's permission.
Installing malicious code onto a web server or computer to redirect users to a fake website even though they have typed in a legitimate URL.
The user receives an email that looks legitimate but requires the user to click on a link that will take them to a fake website.
A software that is installed to monitor your use of the computer and the key's pressed.
A piece of programming code/software which can install and replicate itself on to a computer system without the user's permission is known as?
A hacker
A spyware
A cookie
A virus
Which of the following best describes an important practice that minimizes the potential dangers of personal use of the internet?
Think before opening an email from an unknown person.
Never give out any personal information online.
Only use a student friendly search engine with safety filters.
Don't use real names when playing games online.
"Personal Data should be confidential and protected because such details can be sold onto a third party" is an example of which Safety & Security Aspect?
E-Safety
Physical Security
Security of Data
N/A
This particular safety concern "forms anonymous user profiles but doesn't contain personal data such as passwords, however still carry's data within it's websites". Which Safety concern is this statement referring to?
Forums
Spam
Cookies
Pharming
Each of the following are examples of characteristics of audience to remember when making a presentation except:
Age
Address
Knowledge
Expectations
Experiences
How can you get the target audience?
Interview many people, questionnaires and use market research
Visiting the schools
Through the Facebook
TV advertisement
If you don't produce ICT solutions that are built for a specific audience you could run into a variety of problems. Which one might not be one those problems.
Can't read fonts
No attraction
Can't use the product
No good weather
Assume that you invented a water purification machine and you want to sell the want to sell the machine which is 10K USD per machine. You want to give a seminar to the people about it. Who can be your audience.
People who live in an area that there is no water.
People who live in Karamoja, Uganda
Business man and people who work in respective department of Government.
People who are teachers or workers.
Which 2 of the following is the correct definition of a target audience.
People who will use the product.
People who will create the presentation
People who the product is aimed for
People who holds a target
People who are making the product
Choose 4 characteristics of audience that should be considered when making an IT product.
Income Level
Age
Hair Color
Gender
interest
Which 3 of the following are considered as a defintion of Sofware Copyright Theft (Piracy).
Uninstalling software for free without permission of owner.
Downloading software for free without permission of owner.
Copying software for free without permission of owner.
Borrowing software for free without permission of owner.
A privacy prevention technique by using a unique number while installing a software to prove the software originality.
Product Keys
License agreement
Holograms
Software permission
A software prevention technique where users are required to agree to the term of use before the installation can be completed.
Serial Numbers
Product keys
Holograms
License agreements
Say "True" or "False"
Use of sound, video and animation will always catch the attention of the audience
TRUE
FALSE
What needs to be considered when presenting to young children?
Light shades
Small fonts
Slide transitions and animations
Less images
Asking questions or getting the audience to ‘try’ things is always a good strategy to keep the audience active.
TRUE
FALSE
It's important to know the audience because... (select all that apply)
The writer should match the argument to the audience
The writer should match the formality of their writing to the audience
The writer should make sure they are always entertaining their audience
The writer should match the purpose of their writing to the audience
Choose 3 possible ways the needs of a teens/adults can be met when creating an IT Product.
Attractive colors
Large text fonts
Clear fonts
Simple wording
Uncluttered
Choose 3 possible ways the needs of a Senior/Elders can be met when creating an IT Product.
Larger font sizes
Consistent design
Complex interaction
Use technical terminologies
Include clear instructions
Select 3 possible outcomes when a product does not match the audience
Audience will be happy because they don't know how to use the product.
Audience will not use or buy the product/solution.
Audience will lose interest after initially using it.
Audience will not be able to use the product properly.
What is the definition of purpose?
The meaning of life
The reason the text is written (to entertain, inform, or persuade)
The reader the text is intended for
Horizon Year 10 students who takes ICT
When writers create written works, whom must they consider first?
Mother
Teacher
Classmates
Audience
First, remove your new Smartwatch from the packaging. Attach your charging chord to the watch. Now, using a Blue-tooth connection, sync your phone to your watch. Next, let your watch charge for at least twenty-four hours. Your new high-tech watch will be ready to wear soon.
Who is the target audience for this short passage?
technology gurus
all watch wearers
Smartwatch consumer
iPhone owner
Who would most likely be the target audience of a documentary on school curriculum: successes and failures?
School boards, administrators and other educators
High school students
Elementary students
Middle school students
Select 2 options that describe HTTP
Stands for HyperText Transfer Protocol
Is a protocol/set of rules
Is the language used to design a webpage
Is a network device
Select 2 features of wikis
An example of spreadsheet
Can have several contributors
Are always a reliable source of information
Anybody can create a wiki
Select 2 features of a website that prove that the information found on it is reliable.
•ac, .gov, .org are usually fairly reliable
If it has links to other reliable sites
If the date of the last update was a long time ago
If site has excessive advertising
Select 2 features of a website that may indicate that the information found on it is not likely to be reliable.
•ac, .gov, .org are usually fairly reliable
If it has links to other reliable sites
If the date of the last update was a long time ago
If site has excessive advertising
Select 2 options that describe the term URL
•A URL is a Uniform Resource Locator
Used to download from file servers
•Is the unique address for a file that is accessible on the Internet
Files are transferred from one device to another
Select 2 options that describe the term FTP
•A URL is a Uniform Resource Locator
Used to download from file servers
•Is the unique address for a file that is accessible on the Internet
Protocol used to transfer files from one device to another
Select 2 of the laws which companies and individuals have to follow when using email:
Ensuring emails do not have false or misleading subject lines.
Write a clear subject
There should be a clear way for recipients to “opt out” (unsubscribe) from receiving email.
Select 2 examples of Netiquette
Senders should check for spelling and grammatical errors.
capitalize a lot of paragraphs.
Respond to an email within a month.
Avoid humor as some people may not understand the joke.
Send out to recipients from a mailing list. They are basically unwanted emails.
Spam
Virus
Spyware
Firewall.
Select 2 options that describe the WWW
Normally accessible by internal members of the company via a username and password
Can be accessed using a web browser.
Comprises a massive collection of webpages
Information is specific to the needs of the company
Select 2 options that describe the Intranet
Normally accessible by internal members of the company via a username and password
Can be accessed using a web browser.
Comprises a massive collection of webpages
Information is specific to the needs of the company
Online storage medium used to backup files. Files can be accessed from any device with an internet connection.
Spam
Cloud
Spyware
Firewall.
Is based on personal experiences and usually updated by one author.
Blog
Wiki
Spyware
Firewall.
It is a worldwide public network.
Internet
Intranet
Extranet
It is inside 1 organization, a private network.
Internet
Intranet
Extranet
What is a "generic file format"?
A file type that can only be opened by specific programs or platforms.
Files that are saved in "package-specific formats."
Files create on PC's that can be read or imported on Apple Macs or other operating systems.
A file type that can be opened by multiple programs and platforms.
Default file formats used by Microsoft Office programs are generic.
True
False
Generic file formats contain all of the formatting that can be saved in package-specific formats.
True
False
What is a "package-specific format"?
A file type that can be used by multiple programs.
A file type that can usually be used by only one program.
Files that often have more formatting features than other formats.
What program uses the extension ".XLSX" as it's default file format?
Microsoft Excel 2007+
Microsoft Word
Google Sheets
Microsoft Excel 2003
Which are generic file formats/file extensions for spreadsheets?
.CSV
.XLSX
.DOCX
.TSV
Which are generic file formats for word processing software programs?
.DOCX
.TXT
.RTF
Which are generic file formats for still image files?
.BMP
.JPG / .JPEG
.PNG
.MP4
Which are generic file formats for video files?
.MP4
.GIF
.JPG / .JPEG
.FLV
.MWV
Which are generic file formats for audio files?
.MP3
.WAV
.AIFF
.AAC
Which are generic file formats for website authoring?
.CSS
.HTM / .HTML
.DOCX
.ACCDB
What are compressed file formats?
File formats that are used to reduce the size of files.
File formats that allow you to combine multiple files into a single file.
File formats that are often used when sending files from one device to another.
File formats that help reduce the time needed to download files from webpages or online storage sites.
Which are some generic file formats for compressed files?
.RAR
.ZIP
.PPTX
.SMAL
What program uses the extension ".DOCX" as it's default file format?
Microsoft Word 2007+
Apple Pages
Microsoft Word 2003
Google Docs
What program uses the extension ".PPTX" as it's default file format?
Microsoft PowerPoint 2007+
Microsoft PowerPoint 2003
Apple Keynote
Google Sheets
A subfolder is a new folder created in the same location as another folder.
True
False
Maybe.... I don't know much about computers.
A planned folder structure is a set of folders and subfolders used to hold different types of files, or files related to each other to help keep your hard drive neat and organized.
True
False
Whatcha' talking about, teacher?
What are ways to create a new folder in Windows 10?
CTRL + Shift + N
right click/New/Folder
use create folder button in Quick Access Menu or folder ribbon
Cast a magic spell
What are the ways to open a file located in a folder?
right click/Open
double click on the file icon
select the file then choose Open from File Explorer ribbon
CTRL + Shift + O
What is NOT a way to open a file without using its default program?
"right click/Open with", choose a compatible program
File Explorer Ribbon: drop down menu in "Open", choose a compatible program
open the program 1st, then load/open the file from the program
open the program 1st, drag the file into the program window
"right click/Edit"
