RRB (Computer Knowledge) Flashcards

Which protocol is used to send email from a client to a mail server?

Answer: SMTP

SMTP (Simple Mail Transfer Protocol) is the standard protocol used for sending email messages from a client to a mail server or between servers.

In computing, what does 'booting' refer to?

Answer: Starting up a computer and loading the OS

Booting is the process of starting a computer and loading the operating system into RAM so the system becomes operational.

Which keyboard shortcut is used to permanently delete a file (bypassing the Recycle Bin) in Windows?

Answer: Shift + Delete

Pressing Shift + Delete in Windows deletes a file immediately without sending it to the Recycle Bin, making it harder to recover.

What is the function of the ALU in a CPU?

Answer: Performs arithmetic and logical operations

The Arithmetic Logic Unit (ALU) is the part of the CPU that performs all arithmetic calculations and logical comparisons.

Which of the following file extensions is associated with an MS Access database?

Answer: .mdb

MS Access databases are saved with the .mdb (Microsoft Database) extension, or .accdb in newer versions.

In networking, what does 'bandwidth' measure?

Answer: The amount of data transmitted per unit of time

Bandwidth refers to the maximum rate at which data can be transferred over a network connection, typically measured in Mbps or Gbps.

Which type of software license allows users to freely use, modify, and distribute the software?

Answer: Open-source license

An open-source license grants users the freedom to use, study, modify, and distribute the software and its source code.