question Which protocol is used for sending emails over the internet

Computer Fundamentals

Which protocol is used for sending emails over the internet?

A. HTTP
B. FTP
C. SMTP
D. DNS

Simple Mail Transfer Protocol (SMTP) is used for sending emails.

What is the purpose of the CTRL + O keyboard shortcut?

A. Save the document
B. Open a new document
C. Open an existing document
D. Copy the selected text

What is the primary function of the ALU in a CPU?

A. Manage memory
B. Perform arithmetic and logical operations
C. Control input devices
D. Execute programs

Which of the following is an example of a high-level programming language?

A. Assembly
B. C
C. Machine code
D. Java

What is the function of an assembler in programming?

A. Convert high-level code to machine code
B. Execute programs
C. Debug code
D. Manage memory

Which of the following is an example of a system software?

A. Microsoft Excel
B. Adobe Photoshop
C. Windows operating system
D. Google Chrome

What is the purpose of the CTRL + C keyboard shortcut?

A. Copy selected text or item
B. Cut selected text or item
C. Paste copied text or item
D. Undo the last action

In networking, what does WAN stand for?

A. Wireless Area Network
B. Wide Area Network
C. Web Access Node
D. Wired Area Network

What is the purpose of a UPS (Uninterruptible Power Supply) in computing?

A. Increase internet speed
B. Prevent data loss during power outages
C. Manage system resources
D. Connect to the internet

What is the purpose of the CTRL + X keyboard shortcut?

A. Copy selected text or item
B. Cut selected text or item
C. Paste copied text or item
D. Redo the last action

What is the primary function of the control unit in a CPU?

A. Execute instructions
B. Manage memory
C. Control and coordinate the operations of the CPU
D. Connect to the internet