IBPS RRB (Computer Knowledge) 3

Question 1

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

Accepted Answer

SMTP

Answer

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

Question 2

In computing, what does 'booting' refer to?

Accepted Answer

Starting up a computer and loading the OS

Answer

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

Question 3

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

Accepted Answer

Shift + Delete

Answer

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

Question 4

What is the function of the ALU in a CPU?

Accepted Answer

Performs arithmetic and logical operations

Answer

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

Question 5

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

Accepted Answer

.mdb

Answer

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

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