Q. What is the maximum number of rows in a single Excel worksheet? (2023)
-
A.
65,536
-
B.
1,048,576
-
C.
32,768
-
D.
256
Solution
The maximum number of rows in a single Excel worksheet is 1,048,576.
Correct Answer: B — 1,048,576
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Q. What is the maximum number of rows in an Excel worksheet? (2023)
-
A.
65,536
-
B.
1,048,576
-
C.
32,768
-
D.
256
Solution
The maximum number of rows in an Excel worksheet is 1,048,576.
Correct Answer: B — 1,048,576
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Q. What is the primary function of a CPU in a computer system? (2021)
-
A.
To store data
-
B.
To process instructions
-
C.
To display graphics
-
D.
To connect peripherals
Solution
The CPU (Central Processing Unit) is responsible for processing instructions and executing commands in a computer system.
Correct Answer: B — To process instructions
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Q. What is the primary function of RAM in a computer?
-
A.
Store data permanently
-
B.
Execute programs
-
C.
Provide temporary storage
-
D.
Control peripherals
Solution
RAM (Random Access Memory) provides temporary storage for data and programs that are currently in use.
Correct Answer: C — Provide temporary storage
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Q. What is the primary purpose of a firewall? (2023)
-
A.
To speed up internet connection
-
B.
To protect against unauthorized access
-
C.
To store data
-
D.
To manage network traffic
Solution
The primary purpose of a firewall is to protect a network from unauthorized access and threats.
Correct Answer: B — To protect against unauthorized access
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Q. What is the primary purpose of a web browser? (2022)
-
A.
To send emails
-
B.
To browse the internet
-
C.
To create websites
-
D.
To store files
Solution
The primary purpose of a web browser is to browse the internet and display web pages.
Correct Answer: B — To browse the internet
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Q. What is the primary purpose of an operating system?
-
A.
To manage hardware resources
-
B.
To create documents
-
C.
To browse the internet
-
D.
To play games
Solution
The primary purpose of an operating system is to manage hardware resources.
Correct Answer: A — To manage hardware resources
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Q. What is the purpose of a graphics card in a computer? (2023)
-
A.
To manage system memory
-
B.
To enhance audio output
-
C.
To render images and videos
-
D.
To connect to the internet
Solution
A graphics card is designed to render images and videos, providing better visual performance for gaming and graphic design.
Correct Answer: C — To render images and videos
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Q. What is the purpose of antivirus software? (2020)
-
A.
To speed up the computer
-
B.
To protect against malware
-
C.
To manage files
-
D.
To connect to the internet
Solution
Antivirus software is designed to protect a computer from malware and other security threats.
Correct Answer: B — To protect against malware
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Q. What is the purpose of device drivers in an operating system? (2023)
-
A.
To manage user accounts
-
B.
To control hardware devices
-
C.
To provide internet connectivity
-
D.
To enhance software performance
Solution
Device drivers are software components that allow the operating system to communicate with hardware devices.
Correct Answer: B — To control hardware devices
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Q. What is the purpose of the 'Slide Show' tab in PowerPoint? (2023)
-
A.
To edit slides
-
B.
To add transitions
-
C.
To present the slides
-
D.
To insert images
Solution
The Slide Show tab in PowerPoint is used to present the slides.
Correct Answer: C — To present the slides
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Q. What is the shortcut key to create a new presentation in PowerPoint? (2023)
-
A.
Ctrl + N
-
B.
Ctrl + M
-
C.
Ctrl + P
-
D.
Ctrl + O
Solution
The shortcut key 'Ctrl + N' is used to create a new presentation in PowerPoint.
Correct Answer: A — Ctrl + N
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Q. What type of device is a printer?
-
A.
Input device
-
B.
Output device
-
C.
Storage device
-
D.
Network device
Solution
A printer is an output device that produces a physical copy of digital documents.
Correct Answer: B — Output device
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Q. What type of memory is used for temporary storage while a computer is running? (2019)
-
A.
ROM
-
B.
Flash Memory
-
C.
RAM
-
D.
Hard Drive
Solution
RAM (Random Access Memory) is used for temporary storage of data that the CPU needs while the computer is running.
Correct Answer: C — RAM
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Q. Which component is responsible for converting digital signals to analog signals? (2022)
-
A.
Modem
-
B.
Router
-
C.
Switch
-
D.
Hub
Solution
A modem (modulator-demodulator) converts digital signals from a computer into analog signals for transmission over telephone lines.
Correct Answer: A — Modem
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Q. Which component is responsible for rendering graphics in a computer?
-
A.
CPU
-
B.
GPU
-
C.
RAM
-
D.
Motherboard
Solution
The GPU (Graphics Processing Unit) is responsible for rendering graphics and images in a computer.
Correct Answer: B — GPU
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Q. Which device is used to input data into a computer? (2019)
-
A.
Monitor
-
B.
Keyboard
-
C.
Printer
-
D.
Speaker
Solution
A keyboard is an input device used to enter data and commands into a computer.
Correct Answer: B — Keyboard
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Q. Which feature in Word allows you to check the spelling and grammar of your document? (2023)
-
A.
Thesaurus
-
B.
Spell Check
-
C.
Grammar Check
-
D.
AutoCorrect
Solution
The 'Spell Check' feature in Word allows you to check the spelling and grammar of your document.
Correct Answer: B — Spell Check
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Q. Which file system is commonly used by Windows operating systems? (2021)
-
A.
FAT32
-
B.
ext4
-
C.
HFS+
-
D.
NTFS
Solution
NTFS (New Technology File System) is the file system commonly used by Windows operating systems.
Correct Answer: D — NTFS
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Q. Which of the following is a characteristic of a real-time operating system? (2020)
-
A.
High throughput
-
B.
Deterministic response time
-
C.
User-friendly interface
-
D.
Multi-user support
Solution
A real-time operating system is characterized by its deterministic response time, ensuring timely processing of inputs.
Correct Answer: B — Deterministic response time
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Q. Which of the following is a cloud storage service? (2023)
-
A.
Google Drive
-
B.
Microsoft Word
-
C.
Adobe Reader
-
D.
Notepad
Solution
Google Drive is a cloud storage service that allows users to store files online.
Correct Answer: A — Google Drive
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Q. Which of the following is a command-line interface?
-
A.
Windows Explorer
-
B.
Terminal
-
C.
Task Manager
-
D.
Control Panel
Solution
Terminal is a command-line interface, while the others are graphical interfaces.
Correct Answer: B — Terminal
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Q. Which of the following is a common email protocol used for sending emails? (2020)
-
A.
IMAP
-
B.
SMTP
-
C.
POP3
-
D.
HTTP
Solution
SMTP (Simple Mail Transfer Protocol) is the standard protocol used for sending emails across the Internet.
Correct Answer: B — SMTP
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Q. Which of the following is a common email protocol used to send emails?
-
A.
IMAP
-
B.
SMTP
-
C.
POP3
-
D.
HTTP
Solution
SMTP stands for Simple Mail Transfer Protocol, which is used for sending emails.
Correct Answer: B — SMTP
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Q. Which of the following is a common file format for email attachments?
-
A.
.exe
-
B.
.jpg
-
C.
.bat
-
D.
.cmd
Solution
.jpg is a common file format for images that can be attached to emails.
Correct Answer: B — .jpg
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Q. Which of the following is a feature of webmail services? (2022)
-
A.
Requires software installation
-
B.
Accessible from any device with internet
-
C.
Limited storage capacity
-
D.
Only available on desktop
Solution
Webmail services are accessible from any device with internet access, making them very convenient.
Correct Answer: B — Accessible from any device with internet
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Q. Which of the following is a function in Excel? (2023)
-
A.
SUM
-
B.
ADD
-
C.
TOTAL
-
D.
CALCULATE
Solution
SUM is a built-in function in Excel used to add numbers.
Correct Answer: A — SUM
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Q. Which of the following is a function in Microsoft Excel? (2023)
-
A.
SUM
-
B.
PRINT
-
C.
SAVE
-
D.
OPEN
Solution
The function 'SUM' is used in Microsoft Excel to add numbers.
Correct Answer: A — SUM
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Q. Which of the following is a function of system software? (2019)
-
A.
Word processing
-
B.
Database management
-
C.
File management
-
D.
Web browsing
Solution
File management is a function of system software, which helps manage files on a computer.
Correct Answer: C — File management
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Q. Which of the following is a method to protect your email account?
-
A.
Using a strong password
-
B.
Sharing your password
-
C.
Using the same password for all accounts
-
D.
Ignoring security updates
Solution
Using a strong password is a key method to protect your email account from unauthorized access.
Correct Answer: A — Using a strong password
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