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WorksheetsPage 1
Total questions: 130
Worksheet time: 1hrs 5mins
Which type of computer can usually be placed on a desk, can process data quickly, and is commonly used in small businesses, schools, or at home?
Personal computer
Laptop
Tablet
All of the above
In information technology, PC is the abbreviation for which phrase?
Personal Computer
Personable Computer
Person Computer
Person Calculator
Which type of computer is similar to a laptop, designed for people who want to access the Internet but do not need the computer to store data files?
Personal Computer
Notebook
Netbook
Tablet
Which type of computer is like a notebook in mobility and connectivity, has a screen that can rotate or fold, and uses a touch screen for input (by hand, stylus, or on-screen keyboard)?
Personal Computer
Notebook
Netbook
Tablet
What is the English name of the device that assists individuals digitally?
Person Digital Assistant
Personal Digital Assistance
Personal Digital Assistant
Personage Digital Assistant
Which device has its own software to schedule appointments, store address books, or write notes?
Personal Digital Assistant (PDA)
Mobile phone
Handheld electronic computer
No option is correct
Which type of device is equipped with a chip that lets a person play interactive image-based games and can connect to the Internet?
Personal digital assistant (PDA)
Mobile phone
Handheld electronic computer
Game console
How many main types of personal computers are there?
1
2
3
4
Devices arranged from smallest to largest. Choose the correct order.
Netbook, Tablet, Notebook, Personal Computer
Notebook, Tablet, Personal Computer, Netbook
Tablet, Netbook, Notebook, Personal Computer
Tablet, Notebook, Netbook, Personal Computer
What is the smallest unit used to represent information?
Bit
Byte
Kilobyte
Megabyte
What does the term Bit stand for?
Binary digitals
Bin digit
Binary digital
Binary digit
A digit in the binary number system is called a Bit. What values can it have?
0 and 1
0 or 1
From 0 to 9
All of the options are correct
1 Kilobyte equals
1024 Byte
8192 bit
No option is correct
1024 Byte or 8192 bit
1 Megabyte equals
1024 B
1024 KB
1024 GB
Arrange the information units in ascending order. Choose the correct option.
KiloByte – Byte – MegaByte – GigaByte
Byte – KiloByte – MegaByte – GigaByte
Byte – MegaByte – KiloByte – GigaByte
Byte – KiloByte – GigaByte – MegaByte
Which computer is primarily used to provide file storage or other services to other systems on a network? Choose the correct option.
Tablet
Server
Laptop
No correct option
In information technology, what does CPU stand for? Choose the correct option.
Central Process Unit
Central Procession Unit
Central Processing Unit
Central Processing Unitary
What components are included in internal memory? Choose the correct option.
ROM and RAM
Hard disk and ROM
Floppy disk and RAM
ROM
This is the most important part of the computer; it executes and controls the execution of programs. Choose the correct option.
Central Processing Unit (CPU)
Input device
Output device
External memory
This memory contains some system programs that are preloaded by the manufacturer. The data in it cannot be erased. Choose the correct option.
RAM
ROM
Hard disk
Floppy disk
Which memory can read and write data while working, but loses its data when the power is turned off? Choose the correct option.
Hard disk
ROM
RAM
Floppy disk
Which types are usually included in a computer’s external memory?
RAM, floppy disk, CD, flash memory device
Hard disk, ROM, floppy disk, CD
Hard disk, floppy disk, CD, flash memory device
ROM, floppy disk, CD, flash memory device
Which device is NOT an input device?
Keyboard
Mouse
Speaker
Scanner
Which device is NOT an output device?
Scanner
Speaker
Projector
Monitor
Which computer part acts like a conductor, not directly executing programs but directing other parts to do so?
Arithmetic/logic unit
Control unit
Internal memory
External memory
Which computer part performs arithmetic and logic operations, with information-processing tasks being combinations of these operations?
Arithmetic/logic unit
Control unit
Internal memory
External memory
What is the unit for the speed of processing information and instructions by the CPU?
rpm — rounds per minute
bit, byte, KB, MB, GB, TB
Hz, MHz, GHz
bps — bits per second
What is the unit for storage capacity?
bit, byte, KB, MB, GB, TB
rpm — rounds per minute
bps — bits per second
Hz, MHz, GHz
What is the unit measuring a hard drive’s rotation speed?
bit, byte, KB, MB, GB, TB
rpm — rounds per minute
bps — bits per second
Hz, MHz, GHz
What is the unit for the read/write speed of storage media such as internal and external hard drives and optical discs (CD, DVD)?
bit, byte, KB, MB, GB, TB
rpm — rounds per minute
bps — bits per second
Hz, MHz, GHz
Which type of memory stores information in large capacity, keeps data without power, and can be kept and moved independently of the computer?
External memory
Internal memory
Central processing unit
Register
Peripheral devices are divided into how many groups?
5
4
3
2
Which device lets you select or activate an object on the screen by placing the pointer arrow on the object and performing an action?
Reading device
Audio device
Pointing device
No correct option
Which software contains a set of instructions that directs computer hardware and application software to work together?
Hard disk
CPU
Operating system
Cache
Choose the correct option about software classification.
Software is divided into three types: system software, operating systems, and application software.
Software is divided into three types: system software, application software, and antivirus software.
Software is divided into two types: antivirus software and application software.
Software is divided into two types: system software and application software.
Which of the following is the name of an operating system?
Mac OS
Android
Windows Vista
All of the above
Which of the following is NOT a web browser?
Internet Explorer
MS-DOS
Google Chrome
Mozilla Firefox
Which of the following is NOT a cause of decreased computer performance?
System resources are too low to handle tasks, especially RAM.
The hard disk has enough free space to install new programs or store files.
The hard disk does not have enough space for the operating system to handle multiple programs at once.
File size is too large, so opening or closing is slow due to processor speed.
Choose the correct statement about a local area network (LAN).
A LAN has a network diameter of about 10 m and serves computers within one room.
A LAN has a network diameter of about 100 m and serves computers within one building.
A LAN has a network diameter of about 1 km and serves computers within one area.
All of the statements are wrong.
Choose the correct statement about network speed and data transmission.
Network speed is determined by the ability to transmit information.
The ability to transmit information is measured in number of bits.
Data transmission speed in a network is measured in bits per second (bps).
All of the statements are correct.
Choose the FALSE statement.
A LAN usually has higher speed than a WAN.
A WAN usually has higher speed than a LAN.
Which factors affect the speed of data transmission over a network?
Type of communication devices
Network standards used
Network traffic
All of the above
Which is NOT a name of a network model?
Client/server model
Peer-to-peer model
Web-based model
None of the choices
Choose the most accurate statement about a network interface card (NIC).
It is a device that acts as the interface between a computer and a network.
A NIC contains ports to connect to network cables.
It is a device that acts as the interface between a computer and a network, and it contains ports to connect to network cables.
A NIC cannot be a wireless network card.
What is the geographic scope of computers in a global area network (GAN)?
Within a city
Within a country
Within a continent
Across continents
Which type of network is a broadcast network that uses a single high-speed transmission line with wide bandwidth and simple topologies such as bus, star, or ring?
Local area network
Metropolitan area network
Wide area network
Global area network
Which type of network is used to connect all computers within a city?
Local area network (LAN)
Metropolitan area network (MAN)
Wide area network (WAN)
Global area network (GAN)
How many types of transmission media are used to connect computers in a network?
2
3
Which operating system is commonly used for handheld devices?
Symbian
Palm
iOS
All of the above
Choose the correct statement about a server computer.
Ensures service to client machines by controlling resource distribution in the network for private use
Is a computer with strong configuration that stores a large amount of shared information
Ensures service to client machines by controlling resource distribution in the network for shared use
Is a computer with strong configuration that stores a large amount of shared information and ensures service to client machines by controlling resource distribution in the network for shared use
Choose the correct statement about a client computer.
A client is a computer that uses resources provided by a server
A client is responsible for managing and supplying resources (programs, data, devices, etc.)
A client controls resource distribution in the network
A client does not use resources provided by a server
In a peer-to-peer (P2P) model, what is true?
All participating computers have similar roles
There is no central server
Each connected computer can be called a host
All of the above
Based on the functions of computers in a network, into how many main models can networks be classified?
4
3
2
1
Which is NOT an Internet connection service?
Dial-up
ADSL
FTTH
TCP/IP
Which is NOT an instant messaging program?
Windows Live Messenger
ICQ
Gmail Chat
None of the above
Which type of Internet service uses a telephone line, is not always connected to the Internet, has slow transmission speed, and is not assigned a static IP address?
Direct Internet connection service
Indirect Internet connection service
High-speed Internet connection service
None of the above
What are different Internet services available to users?
E-commerce
E-banking
E-government
All of the above
Which electronic communication method allows two or more people to chat in real time by typing messages into a messaging program window?
Instant Messages (IM)
Text Messages
VoIP (Voice over Internet Protocol)
Which electronic communication method is created and sent from mobile phones (or similar mobile devices) and has a limited number of characters in each message?
Instant Messages (IM)
Text Messages
VoIP (Voice over Internet Protocol)
Which electronic communication method uses digital formats with Internet network protocols that enable voice conversations between two or more people in different places or countries?
Instant Messages (IM)
Text Messages
VoIP (Voice over Internet Protocol)
Which electronic communication method lets users join main discussions or go to private rooms to discuss topics?
VoIP (Voice over Internet Protocol)
Online conferencing
Chat rooms
Message boards
Which electronic communication method allows people to hold online meetings using the Internet?
VoIP (Voice over Internet Protocol)
Online conferencing
Chat rooms
Message boards
Which electronic communication method on websites lets people connect with known or new people, create personal profiles, and post photos, videos, or text updates?
Social networking sites
Blogs
Message boards
Which electronic communication method is used like a journal where someone can write about specific topics and others can post comments on that article?
Social networking sites
Blogs
Message boards
Which electronic communication method is similar to news groups where people can post comments on a topic, sometimes requiring group registration?
Social networking sites
Blogs
Message boards
Which is a social networking site?
All of the above
What is FTTP?
A broadband telecommunications service using fiber‑optic cable
An Internet connection service via dial‑up
A type of application interface
No option is correct
Choose the correct statement about ergonomics.
A science related to studying people in the workplace and ways to prevent injuries at work
A science related to studying human nature
A science related to studying methods for safe work
A science related to studying computers
Choose the most correct statement about posture for safe computer use.
Sit on a chair with lower back support, armrests, and adjustable height
Sit on a chair with higher back support, armrests, and adjustable height
Sit on a chair with lower back support, armrests, and fixed height
Sit on a chair with higher back support, no armrests, and fixed height
How far should the monitor be from your eyes?
Under 15 inches
15 to 20 inches
24 to 30 inches
Over 30 inches
By how many degrees should the screen be tilted to avoid neck strain?
About 5°
About 10°
About 15°
About 20°
How much higher than your eyes should the top edge of the monitor be?
1 to 2 inches
2 to 3 inches
3 to 4 inches
4 to 5 inches
What is the minimum refresh rate you should set for the monitor?
52 Hz
62 Hz
72 Hz
82 Hz
After working, how long should you take a break?
30 minutes
60 minutes
90 minutes
120 minutes
Choose the most accurate statement about hand position when working at a computer.
Keep the forearm at a 30° angle at the elbow while using the keyboard and mouse.
Keep the forearm at a 45° angle at the elbow while using the keyboard and mouse.
Keep the forearm forming a right angle at the elbow throughout the time using the keyboard and mouse.
Keep the forearm at a 180° angle at the elbow while using the keyboard and mouse.
Choose the most accurate statement about how to hold the computer mouse.
Hold half of the mouse firmly while moving it. It is not necessary to use much force when using the mouse.
Hold the whole mouse firmly while moving it. You should use more force when using the mouse.
Hold half of the mouse firmly while moving it. You should use more force when using the mouse.
Hold the whole mouse firmly while moving it to work. It is not necessary to use too much force when using the mouse.
How should the monitor and keyboard be positioned?
Directly in front of you, not placed at an angle.
Tilted to the left by 10°.
Tilted to the right by 10°.
Tilted by 15°.
In Windows 10, how do you turn off Bluetooth?
Press Windows + A, then click the Bluetooth icon until it turns blue.
Press Windows + A, then click the Bluetooth icon until it turns gray.
Press Windows + N, then click the Bluetooth icon until it turns blue.
In Windows 10, how do you adjust the screen brightness?
Press Windows + A and click the sun icon to adjust
Click the Action Center icon and click the sun icon to adjust
Press Windows + N and click the sun icon to adjust
Press Windows + A and click the sun icon to adjust the brightness, or click the Action Center icon and then click the sun icon to adjust the brightness
In Windows 10, how do you adjust power usage settings?
Open Control Panel, go to Hardware and Sound, then Power Options, and choose one of the provided settings
Open Start, go to Hardware and Sound, then Power Options, and choose one of the provided settings
Open Control Panel, go to Hardware and Sound, then Power settings, and choose one of the provided settings
Open Start, go to Power Options, and choose one of the provided settings
In Windows 10, how do you activate Airplane Mode?
Click the Action Center icon and click the Airplane mode icon so it switches to blue
Click the Action Center icon and click the Airplane mode icon so it switches to gray
Click the network icon on the Taskbar and click the Airplane mode icon so it switches to blue
Click the network icon on the Taskbar and click the Airplane mode icon so it switches to gray
In Windows 10, how do you turn off automatic app updates?
Open Windows Store, click the user icon, select Settings, choose App updates, and toggle OFF at Update apps automatically
Open the Windows Store app, click the user icon, select Settings, choose App updates, and toggle OFF at Update apps automatically
Open Windows Application, click the user icon, select Settings, choose App updates, and toggle OFF at Update apps automatically
In Windows 10, to save power, which mode should you switch the computer to?
Sleep
Restart
Shutdown
Lock
Which computer mode is not available in Windows 10?
Sleep
Standby
Restart
Shutdown
Voice communication over Internet protocol (VoIP) is also called what?
Internet telephony
Voice over Broadband
Internet telephony or Voice over Broadband
No option is correct
In Windows 10, how do you put the computer into sleep mode?
Start / File Explorer / Sleep
Start / Settings / Sleep
Start / Power / Sleep
No option is correct
Choose the FALSE statement about user account requirements on a network.
Two usernames cannot be the same.
Usernames must not contain the following characters: * / \ [ ] ; : | = , + " ? < > % @
Usernames may include a period (.), hyphen (-), and underscore (_) characters.
Usernames must not include a period (.), hyphen (-), or underscore (_) characters.
Which types are included under malicious software?
Virus
Computer worm
Spyware
All of the options are correct
An application that is secretly placed on a user’s system and collects personal or private information without the user’s consent or permission is called what?
Virus
Computer worm
Spyware
Adware
Special programs created by humans that run hidden and spread by copying themselves are called what?
Virus
Computer worm
Spyware
Adware
A program that copies itself but does not infect files. It installs itself on a computer once, then finds a way to spread to other machines is called what?
Computer worm
Spyware
Adware
No correct option
An application that allows automatic display or downloading of advertisements is called what?
Virus
Adware
Computer worm
Spyware
Which virus infects the system when booting from an infected disk by writing into the master boot sector to load into computer memory?
Macro
Boot sector
Worms
Trojan horses
Which type of virus can create copies and send them to anyone in the recipient’s contact list?
Boot sector
Macro
Worms
Trojan horses
Which type of virus stays "hidden" and harmless until it is triggered by a specific action?
Boot sector
Macro
Worms
Trojan horses
What is a sign that your computer might be infected with a virus? Select all that apply.
Your computer seems to have many more files or far fewer files than before.
You notice the computer runs slower or programs crash.
Choose the FALSE statement about precautions to prevent computer viruses.
Open any file attachment received via email or sent through instant messaging software.
When plugging in external memory or a CD into the computer, use antivirus software to scan the device, even if it appears to contain no programs.
If you suspect a virus in a computer program, visit the antivirus software’s website and run an online scan of the computer.
If you suspect a virus on the computer, you can take it to a technician to scan the drives for viruses and provide solutions to remove quarantined viruses.
Where are copyright rights in Vietnam specified in detail?
Penal Code 2005, Intellectual Property Law, and Government Decree 100/ND-CP/2006.
Penal Code 2005, Intellectual Property Law, and Government Decree 200/ND-CP/2006.
Civil Code 2005, Intellectual Property Law, and Government Decree 100/ND-CP/2006.
None of the options are correct.
What are moral rights?
The right to name a work.
The right to use the real name or a pseudonym on the work.
The right to protect the integrity of the work and prevent alterations or distortions that harm the author’s honor or reputation.
All of the above are correct.
What are property rights?
The right to make derivative works.
The right to distribute or import originals or copies of a work.
The right to rent originals or copies of cinematographic works or computer programs.
All of the above are correct.
In information technology, what does ASP stand for?
Application Servant Provider
Application Service Providence
Application Service Provider
Applicator Service Provider
What do you call a trial version that can be downloaded for free but usually has limited features and a usage time limit?
Phần mềm miễn phí (Freeware)
Phần mềm chia sẻ (Shareware)
Phần mềm mã nguồn mở (Open Source software)
Phần mềm công cộng (public domain software)
What do you call software that does not require users to pay and can be shared with others at no cost?
Phần mềm chia sẻ (Shareware)
Phần mềm miễn phí (Freeware)
Phần mềm mã nguồn mở (Open Source software)
Phần mềm công cộng (public domain software)
Which software provides source code so any user can customize the software as needed and share that version with others, not charging fees?
Phần mềm chia sẻ (Shareware)
Phần mềm miễn phí (Freeware)
Phần mềm mã nguồn mở (Open Source software)
Phần mềm công cộng (public domain software)
Which software has no copyright so anyone can use it for free without restriction?
Phần mềm công cộng (public domain software)
Phần mềm chia sẻ (Shareware)
Phần mềm miễn phí (Freeware)
Phần mềm mã nguồn mở (Open Source software)
How can software be distributed?
Phần mềm chia sẻ (Shareware)
Phần mềm miễn phí (Freeware)
Phần mềm mã nguồn mở (Open Source software)
Tất cả các phương án đều đúng (All of the above)
Which device lets you record sound and convert it into a digital form for use on a computer?
Bút stylus
Microphone
Bảng cảm ứng (Touchpad)
Loa (Speaker)
Which device can be used instead of your finger to select or activate an item on a touch‑screen device?
Bút stylus
Microphone
Bảng cảm ứng (Touchpad)
Loa (Speaker)
What characteristics does a strong password have?
At least 8 characters
At most 8 characters
Must contain letters (lowercase and uppercase), numbers, and special characters
At least 8 characters and must contain letters (lowercase and uppercase), numbers, and special characters
Which is a hardware device and/or software that operates in a networked computer environment to prevent certain communications blocked by an organization’s or individual’s security policy?
Antivirus program
Firewall
Operating system
Cookie
How many types of firewalls are there?
1
2
3
4
What is commonly used to monitor communication requests coming to a system from the Internet and requests going out from the system?
Hardware firewall
Personal firewall
Antivirus software
No correct option
Which physical device (such as computers or routers) can check all information going in and out and block all communications considered dangerous?
Hardware firewall
Personal firewall
Hardware firewall and personal firewall
No correct option
With Windows 10, how do you check and adjust personal firewall settings?
Control Panel / System and Security / Windows Firewall
Control Panel / Security and Maintenance / Windows Firewall
Control Panel / System / Windows Firewall
Start / System and Security / Windows Firewall
Which is not an antivirus program?
Norton Antivirus
Notepad
Avast!
What can a computer virus do to a computer?
Slow startup
Steal information
Destroy data
All of the above
Which is the unit for measuring data transmission speed on a network?
Hz
MB
Mbps
MHz
Choose the correct option.
A hardware firewall is a physical device that inspects all incoming and outgoing information, and blocks all communications considered dangerous.
A personal firewall is usually used to monitor communication requests coming to the system from the Internet and requests going out.
A hardware firewall is a physical device that inspects all incoming and outgoing information and blocks dangerous communications, and a personal firewall is usually used to monitor communication requests coming to the system from the Internet and requests going out.
A personal firewall is a physical device that inspects all incoming and outgoing information.
Which is an antivirus program?
Notepad
Norton Antivirus
Unikey
Mozilla Firefox
Which file format is for music and recognized by music players?
MP3
PNG
JPG
How many bits are equal to 1 byte?
8 bit
16 bit
256 bit
1024 bit
How many bytes are in 1 Gigabyte?
210 bytes
220 bytes
230 bytes
240 bytes
Choose the correct descending order of information units from largest to smallest.
Terabyte — Gigabyte — Exabyte — Petabyte
Exabyte — Petabyte — Terabyte — Gigabyte
Terabyte — Gigabyte — Petabyte — Exabyte
Petabyte — Terabyte — Gigabyte — Exabyte
In information technology, what does IEC stand for?
International Electronic Commission
International Electrotechnical Commission
Internet Electrotechnical Commission
International Electrotechnical Communal
Which set lists the common logic operations?
AND, OR
AND, OR, NOT, XOR
AND, OR, XOR
AND, NOT, XOR
In information technology, what does ROM stand for?
Read Only Memory
Read Only Memorabele
Read Only Memorability
Read Online Memory
In information technology, what does RAM stand for?
Randomly Access Memory
Random Address Memory
Random Access Memorable
Random Access Memory
What is a CD-R drive?
Read-only CD
Read and write CD
Read and write DVD
Read DVD
What is a DVD-R drive?
Read CD
Read DVD
Read and write CD
Read CD and read DVD
What is a CD-RW drive?
Read-only CD
Read and write CD
Read and write DVD
Read DVD
