List of top Questions asked in CBSE CLASS XII- 2026

Explain how “past experiences or mindset” act as a barrier to active listening. How can one overcome it?
ITIL core publications include a set of five manuals which are:
The port number used by the SSH Remote Login Protocol is ________.
Which of the following is a kind of software used to prevent, scan, detect and delete viruses from a computer?
A firewall that can check for legitimate connections and source and destination IPs to determine which data packets can pass through is called ________.
Which of the following is the main task in Network Security?
At which layer are proxy firewalls implemented via a proxy device?
Which of the following deals with stakeholders in almost every process and throughout the ITSM organization?
In Unix/Linux, you cannot run a program if the execute permission is set. (True/False)
Linux is an open-source operating system (OS). (True/False)
The ________ is a text-based interface used to control a Linux computer.
The symbol for Execute + Write permission types is ________.
A ________ is an attack meant to shut down a machine or network, making it inaccessible to its intended users.
Which of the following is used to separate the components in Linux as an alternative?
A domain controller is a server that does not respond to authentication requests and verifies users on computer networks. (True/False)
PowerShell is built on ________.
Identify the main component of GPO.
Which of the following is not a benefit of domain controller?
AD DS stands for:
________ stores information about objects on the network and makes this information easy for administrators and users to find and use.
The 'chmod:' command is used:
Modem stands for 'Modulator Demodulator'. (True/False)
________ is a network device that can receive the data, analyse it and transmit it to other networks.
AD DS organises data in a hierarchical structure consisting of:
________ is a network that connects computers, mobile phones, tablets, mouse, printers, etc., placed in a small office.