IT &computer MCQ section 1 MCQ Questions & Answers Detailed Explanation

Answer: (b)

Adhoc mode is a framework in which devices or stations communicate directly with each other, without the use of an Access Point (AP). Ad-hoc mode is also referred to as peer-to-peer mode or an Independent Basic Service Set (IBSS).

Ad-hoc mode is useful for establishing a network where wireless infrastructure does not exist or where services are not required.

Answer: (b)

Round robin is the scheduling algorithm used by the CPU during the execution of the process. Round robin is designed specifically for time-sharing systems.

It is similar to the first come first serve scheduling algorithm but the preemption is the added functionality to switch between the processes.

Answer: (a)

ENIAC (Electronic Numerical Integrator and Computer) was the first electronic general-purpose computer. Charles Babbage, at the University of Pennsylvania’s Moore School of Electrical Engineering, was one of its co-inventors.

Answer: (c)

A Wide Area Network (WAN) is a network that covers a broad area (i.e., any telecommunications network that links across metropolitan, regional, or national boundaries) using private or public network transports.

Business and government entities utilize WANs to relay data among employees, clients, buyers, and suppliers from various geographical locations.

In essence, this mode of telecommunication allows a business to effectively carry out its daily function regardless of location.

Answer: (d)

Burning

Answer: (b)

In computing, an emulator is a hardware or software that enables one computer system (called the host) to behave like another computer system (called the guest).

An emulator typically enables the host system to run software or use peripheral devices designed for the guest system.