Explanation

• IMAP (Internet Message Access Protocol)
• Used to access and manage emails stored on a mail server
• SMTP: Sends emails.
• FTP: Transfers files.
• HTTP: Loads web pages

Explanation

• Metadata is information that describes or provides details about data.
• It helps users understand, organize, search, and manage data.
• Examples include a file's name, size, author, creation date, and format.
• Metadata improves data retrieval and management.
• It is widely used in databases, websites, and digital files.

Last verified on 28-07-2026

Explanation

• DSL and Broadband are Internet services used to provide Internet access.
• DSL (Digital Subscriber Line) delivers Internet through telephone lines.
• Broadband provides high-speed Internet through DSL, cable, fiber optic, or wireless technologies.

Last verified on 27-07-2026

Explanation

• RAM should be upgraded first if a computer lags while using different programs.
• RAM (Random Access Memory) stores data for programs that are currently running.
• Increasing RAM improves multitasking and overall system performance.

Additional information:

• Common RAM sizes: 4 GB, 8 GB, 16 GB, 32 GB, 64 GB
• Minimum for basic use: 4 GB
• Recommended for everyday multitasking: 8 GB
• Recommended for gaming/content creation: 16 GB
• High-end professional workloads: 32 GB or more

Last verified on 22-07-2026

Explanation

• Java is a programming language commonly used for mobile app development, especially Android applications.
• It is an object-oriented, platform-independent programming language.
• It is developed by Sun Microsystems in 1995 (now owned by Oracle).

Additional information:

• HTML: Creates the structure of web pages.
• SQL: Used to manage and query databases.
• Kotlin: Officially preferred language for Android development by Google (since 2019).

Last verified on 22-07-2026

Explanation

• A bit (binary digit) is the smallest unit of data in a computer.
• It can have a value of 0 or 1, representing two possible states.

Additional information:

• 1 Byte = 8 bits
• 1 Kilobyte (KB) = 1024 Bytes
• 1 Megabyte (MB) = 1024 KB
• 1 Gigabyte (GB) = 1024 MB
• 1 Terabyte (TB) = 1024 GB

Last verified on 12-03-2026

Explanation

• Machine Language / Assembly is NOT a high-level programming language.
• High-level languages are closer to human language and easier to read.
• Machine and assembly languages are closer to hardware.
• They are used for low-level system control.
• They require more technical understanding than high-level languages.

Last verified on 07-06-2026

Explanation

• DHCP automatically assigns IP addresses to devices.
• It also provides subnet mask, gateway, and DNS information.
• DHCP stands for Dynamic Host Configuration Protocol.

Last verified on 15-01-2026

Explanation

• Full Name: Vinton Gray Cerf
• Known as: Father of Internet
• Born: 23 June 1943
• Major Contribution: TCP/IP protocol development
• Award: National Medal of Technology (1997)

Last verified on 20-06-2026

Explanation

• Cybercrime is any criminal activity that uses a computer, network, or networked device.

Additional information:

• Fraud: Cybercriminals can use computers to commit fraud, such as credit card fraud
• Identity theft: Cybercriminals can steal identities
• Child pornography: Cybercriminals can traffic in child pornography
• Intellectual property theft: Cybercriminals can steal intellectual property
• Phishing: Cybercriminals can send fraudulent emails to collect sensitive information
• Denial of service attacks: Cybercriminals can launch denial of service attacks (DDOS)
• Cyberterrorism: Cybercriminals can commit cyberterrorism

Last verified on 19-07-2026