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Grade 9 (Year 10) IGCSE Class Revision Flashcards | StudBud
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Grade 9 (Year 10) IGCSE Class Revision
What is a disadvantage of QR codes?
What is a disadvantage of Wi-Fi?
Grade 9 (Year 10) IGCSE Class Revision
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1
What is a disadvantage of Wi-Fi?
It is faster than all wired connections
It is more prone to interference and signal loss
It cannot connect to multiple devices at the same time
It is expensive and difficult to install
2
What is a disadvantage of QR codes?
They cannot be scanned using smartphone cameras.
Not everyone is aware of them or how to use them.
They are hard to store in digital form.
They require users to have advanced typing skills.
3
What is an advantage of using a switch instead of a hub?
It sends data to all connected devices equally
It prevents unauthorized users from accessing Wi-Fi
It increases the overall security of the network
It directs data only to the intended device
4
What is a disadvantage of RFID technology?
It has no security risks, making it safe for all uses.
It can be hacked, allowing unauthorized access to data.
It cannot be used in any retail applications.
It does not have any data storage capability.
5
What is a strong password composed of?
A mix of uppercase letters, numbers, and special symbols
A single, easy-to-remember word
The name of a favorite movie or pet
Only the user's birthdate or simple words
6
What is the function of an SSD?
Stores data using flash memory
Uses magnetic disks to store data
Uses optical media to read data
Slows down the computer
7
What is an advantage of email communication?
It is a fast and cost-effective method of communication
It can only be used on desktop computers
It does not require an internet connection
Messages can only be sent during working hours
8
What is a computer network?
A network used only for gaming
Two or more computers linked to share resources
A standalone system with no connections
A single device storing information
9
What tag is used to define a form in HTML?
Empty choice
Empty choice
Empty choice
Empty choice
10
What is an advantage of OCR technology?
It can only be used for scanning barcodes.
It requires physical copies of documents to work.
It converts printed text into digital format for easy editing.
It does not store or process text in any way.
11
What is a Network Interface Card (NIC) used for?
Blocking unauthorized access
Storing website data
Connecting a computer to a network
Enhancing internet speed
12
Which tag is used to create an unordered list?
Empty choice
Empty choice
Empty choice
Empty choice
13
What is the purpose of using bullet points?
To separate points in a list format
To highlight important text
To create a new paragraph
To create numbered lists
14
What is an advantage of a Local Area Network (LAN)?
It is more expensive than a Wide Area Network (WAN)
It allows sharing of resources and communication between users
It only supports one device at a time
It requires internet access to function
15
What is a disadvantage of a touch screen?
It is supported on all types of devices, including old computers.
It is not suitable for entering large amounts of data quickly.
It cannot display any visual content.
It does not require electrical power to operate.
16
What is a disadvantage of a joystick?
It is mainly used for video calls instead of gaming.
It always requires external storage to function properly.
It is harder to control fine movement compared to a mouse.
It increases CPU usage significantly, slowing down performance.
17
What is an advantage of Wi-Fi over wired networks?
It is immune to hacking and viruses
It does not require any security features
It has unlimited range without interference
It allows flexible and mobile connections
18
What is a disadvantage of using email?
It is the slowest method of communication
Email addresses must be typed correctly for messages to be delivered
It cannot be accessed from mobile devices
It is free of any security risks
19
What does a flash drive use for storage?
Laser technology
Solid-state memory
Optical disks
Magnetic disks
20
What is an advantage of a touch screen?
It requires a keyboard and mouse for all operations.
It always requires an external input device to function properly.
It is user-friendly and easy to operate with direct screen taps.
It is difficult to operate because it lacks physical buttons.
21
What is an advantage of RFID technology?
It can read and process data from long distances.
It always requires a constant power supply to function.
It does not store any kind of information.
It cannot be used to track or identify objects.
22
What is a disadvantage of an inkjet printer?
The ink is water-soluble and can smudge if exposed to moisture.
Ink cartridges are very cheap and last a long time.
Inkjet printers cannot print images of any kind.
Inkjet printers do not use any ink at all.
23
What is the function of pagination?
To add extra text
To organize pages and page numbers
To highlight text
To format images
24
What is the default page orientation in most documents?
Rotated
Square
Portrait
Landscape
25
What must a formula start with in Excel?
$
@
#
=
26
What is a LOOKUP function used for?
Formatting text
Sorting numbers
Deleting a row
Searching for data in a range
27
Which text alignment is commonly used in business letters?
Center
Left
Right
Justified
28
What is a disadvantage of barcode scanners?
They require a direct line of sight to scan barcodes accurately.
They can work without light or power sources.
They take up a lot of space in a store or warehouse.
They store large amounts of data for future use.
29
What is a bookmark used for in a document?
To change font color
To create a clickable link to a specific location
To delete unnecessary text
To highlight text
30
What is the correct tag for the largest heading in HTML?
Empty choice
Empty choice
Empty choice
Empty choice
31
Which is a disadvantage of magnetic tapes?
Slow data retrieval
Cheap storage cost
Small storage capacity
High speed access
32
What tag is used to define a table row?
Empty choice
Empty choice
Empty choice
Empty choice
33
What function rounds a number to a specific number of decimal places?
ROUND
SUM
COUNT
INT
34
What is the primary use of VLOOKUP?
To delete a column
To sort data
To calculate percentages
To search data vertically in a column
35
What is a function of a proxy server?
It slows down network traffic
It connects multiple devices directly to the internet
It stores and retrieves frequently visited web pages
It blocks access to all websites
36
How do you prevent widows and orphans in a document?
Use Find and Replace
Change text to bold
Enable Widow/Orphan control in Paragraph settings
Add columns
37
What is the difference between portrait and landscape orientation?
Portrait is wider than it is tall, Landscape is taller than it is wide
Portrait is only used for images
Portrait is taller than it is wide, Landscape is wider than it is tall
Both are the same
38
What does the COUNT function do?
Counts the number of numeric values
Adds all values
Sorts data
Finds the highest value
39
What is the purpose of a web browser?
To retrieve, present, and navigate web pages
To increase the speed of the internet connection
To prevent hackers from accessing the internet
To store important files on a local computer
40
What is the purpose of a backup?
To increase storage space
To delete unwanted files
To recover lost data
To slow down the system
41
Which menu is used to change page size in most word processors?
Home
Insert
Review
Layout
42
What is conditional formatting used for?
Deleting duplicate values
Sorting data in columns
Changing the layout of cells
Formatting only when conditions are met
43
What is an advantage of an inkjet printer?
It provides high-quality printed output for text and images.
It produces low-quality prints that fade over time.
It requires frequent and expensive ink refills.
It always needs external storage to save print jobs.
44
What does absolute cell referencing use?
()
&
{}
$
45
What is an example of an authentication technique?
Using a simple password without symbols
Retina and fingerprint scanning
Storing login details in an unsecured document
Allowing unrestricted access to all users
46
What is a disadvantage of cloud computing?
It provides unlimited storage for free
It does not allow users to share data
It requires a strong and reliable internet connection
Users have complete control over data storage
47
What is the purpose of "Find and Replace" in a document?
To check spelling errors
To delete words
To increase font size
To replace specific words or phrases quickly
48
What are the three layers of web development?
Content, Behaviour, Presentation
HTML, CSS, JavaScript
Design, Code, Server
Frontend, Backend, Database
49
Which type of tab aligns numbers by decimal points?
Decimal tab
Left tab
Center tab
Right tab
50
What attribute is used to specify an image’s alternative text?
href
alt
title
src
51
What is a disadvantage of a laser printer?
It does not require any power to function properly.
It produces low-quality output that fades over time.
It has a high initial cost compared to other printers.
It is small and compact, making it easy to transport.
52
What is an advantage of a joystick?
It is the best device for editing documents and spreadsheets.
It always requires a mouse for proper functioning.
It is commonly used in gaming for better navigation and control.
It allows for precise and easy control of fine movements.
53
Which file extension is used to save a web page?
.exe
.css
.html
.doc
54
What is a disadvantage of a graphical user interface (GUI)?
It does not support any visual elements like icons or images.
It is very difficult to navigate and requires extensive training.
It only works if the computer has a voice input system.
It can be slower for advanced users who prefer keyboard commands.
55
Which option allows you to set columns in a document?
Columns option in Layout Menu
Insert Menu
Font Styles
Page Breaks
56
What does the INT function do in a spreadsheet?
Converts a number to an integer
Adds a list of numbers
Rounds a number to two decimal places
Finds the smallest value
57
Which of the following is NOT a storage device?
Flash drive
RAM
Hard disk
SSD
58
What is a risk of using public Wi-Fi hotspots?
It exposes users to hacking and data theft
Users can only connect with special permission
It provides stronger internet connections than private networks
It allows users to browse the internet more securely
59
What is an advantage of using cloud computing?
Users do not need an internet connection
All information is stored on personal computers
Data is automatically backed up on remote servers
Cloud services are completely free
60
Which HTML tag is used for adding a comment?
/* comment */
Empty choice
# comment
// comment
61
What is an advantage of a command-line interface (CLI)?
It is fast for experienced users who know the required commands.
It is difficult to use and requires additional hardware.
It requires a large amount of RAM to function properly.
It uses a lot of CPU power, making computers slower.
62
What is an advantage of barcode scanners?
They allow for fast and accurate data entry in retail stores.
They cannot scan products and must be used manually.
They require high maintenance and frequent cleaning.
They are extremely expensive and hard to use.
63
What is an example of a rewritable optical storage device?
CD-ROM
DVD-R
CD-R
DVD-RW
64
What function is used to find the highest number in a range?
MAX
MIN
SUM
AVERAGE
65
What is the purpose of a gutter margin?
To highlight text
To insert page numbers
To add extra space for binding
To create columns
66
What does an optical disk use to read data?
Sound waves
Laser
Electricity
Magnets
67
What is the advantage of Blu-ray over DVDs?
Stores more data
Smaller in size
Lower cost
Slower data transfer
68
What does the IF function do?
Adds two numbers
Evaluates a condition and returns different results
Finds the largest number
Joins two text values
69
What tag is used to define a paragraph in HTML?
Empty choice
Empty choice
Empty choice
Empty choice
70
What is an advantage of a laser printer?
It uses liquid ink, which is very cheap.
It prints documents at high speed, making it ideal for offices.
It constantly needs refills of ink cartridges.
It requires low maintenance compared to inkjet printers.
71
How do you create a line break in HTML?
Empty choice
Empty choice
Empty choice
Empty choice
72
What is an advantage of QR codes?
They require a keyboard and mouse to function.
They are difficult to scan using modern devices.
They must be connected to the internet at all times.
They can store large amounts of data in a small space.
73
What is a disadvantage of a LAN?
It cannot connect to external devices
It increases the risk of viruses spreading across the network
It does not support multiple users
It prevents users from sharing files
74
What is the main function of an Internet Service Provider (ISP)?
To block viruses from entering networks
To provide technical support for all devices
To store personal data securely
To provide access to the internet
75
Which language is used to structure a web page?
JavaScript
HTML
Python
CSS
76
What is the difference between VLOOKUP and HLOOKUP?
They are the same
HLOOKUP searches columns, VLOOKUP searches rows
HLOOKUP is only in older Excel versions
VLOOKUP searches columns, HLOOKUP searches rows
77
What is the main function of a router?
Directs network traffic between different networks
Converts digital signals to analog
Connects devices to printers
Stores documents for later use
78
What is an intranet?
A worldwide collection of interconnected networks
A gaming network for online players
A public network accessible to everyone
A private network used within an organization
79
What is a spreadsheet?
A database program
A word processing software
A drawing tool
A program for organizing data in rows and columns
80
What is the purpose of CSS in web development?
Control the behavior of elements
Define the content of a web page
Store website data
Style and format web page elements
81
What is a disadvantage of a command-line interface (CLI)?
It can only function with a graphical user interface (GUI).
It is simple to learn and does not require any training.
Users must learn and remember specific commands to operate it.
It requires more memory to store icons and images.
82
Which tag is used to create a hyperlink in HTML?
p
a
h1
link
83
What is a disadvantage of OCR technology?
It is extremely hard to use, even for trained professionals.
It is not always accurate, especially with unclear text.
It cannot scan any text, only images.
It always requires manual typing to input data.
84
What is a modem used for?
Providing physical security to a network
Modulating and demodulating signals for network communication
Enhancing the performance of a computer
Storing large amounts of data
