Explanation

• Compiler: Translates high-level language → machine language.
• Machine Language: Binary code (0s and 1s).
• Compiler: Translates the whole program before execution.

• Interpreter: Translates code line by line at runtime.
• Modem: Modulates and demodulates signals for communication; it does not translate programming languages.

Last updated NS on 13-09-2026

Explanation

• SATA: Serial Advanced Technology Attachment
• Type: Computer hardware interface
• Used for: Connecting storage devices
• Devices: HDDs, SSDs & optical drives
• Connection: Storage device → Motherboard

Last updated NS on 13-09-2026

Explanation

• Compiler checks: syntax errors and some semantic/type errors.
• The compiler does not check whether the sentence is grammatically correct in natural English.

Last updated: 13-09-2026

Explanation

• ROM (Read Only Memory) is a non-volatile storage device.
• It stores data permanently even without power.

Additional information:

• RAM (Random Access Memory) is a volatile storage device.
• It loses data when power is off.

Last verified on 17-06-2026

Explanation

• A firewall’s main function is to prevent or block unauthorized access to a computer network.
• It acts as a security barrier between trusted and untrusted networks (like the internet).
• It filters incoming and outgoing network traffic based on security rules.
• It helps protect systems from hackers and unwanted access attempts.

Last verified on 10-06-2026