concepts set 3 Detailed Explanation And More Example
MOST IMPORTANT computer mcq - 3 EXERCISES
The following question based on fundamental & concepts of computer topic of computer mcq
(a) graphs
(b) tables
(c) files
(d) information
e) diagram
The correct answers to the above question in:
Answer: (d)
As a result, data processing refers to the act of converting raw data into usable information.
The data we enter is unprocessed, and the computer transforms it into valuable data.
Data manipulation by a computer is called data processing. It entails the translation of raw data into a machine-readable format, data flow via the CPU and memory to output devices, and output formatting or modification.
As a result, data processing refers to the act of converting raw data into usable information.
The data we enter is unprocessed, and the computer transforms it into valuable data.
Data manipulation by a computer is called data processing. It entails the translation of raw data into a machine-readable format, data flow via the CPU and memory to output devices, and output formatting or modification.
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Read more fundamental concepts Based Computer Questions and Answers
Question : 1
FIFO scheduling is:
a) Preemptive Scheduling
b) Non Preemptive Scheduling
c) Deadline Scheduling
d) None of The Above
Answer »Answer: (b)
The simplest scheduling algorithm is first in, first out (FIFO), also known as first come, first served (FCFS). A FIFO queue is simply a queue that is waiting for the incoming items. In a lack of prioritization, every process will eventually be completed
Question : 2
A central computer that holds collections programs for many PCs, workstations computers is a(n)
a) supercomputer
b) minicomputer
c) laptop
d) server
e) None of these
Answer »Answer: (d)
A server is a computer program or device that provides a service to another computer program and its user, also known as the client. In a data centre, the physical computer that a server program runs on is also frequently referred to as a server.
Question : 3
What is a shell: EE S HU COMPUTER Career’s Hub
a) It is a hardware component
b) It is a command Interpreter
c) It is a part in computer
d) None of The Above
Answer »Answer: (b)
Question : 4
DMA stands for :
a) Direct Memory Access
b) Direct Module Access
c) Direct Memory Access
d) None of The Above
Answer »Answer: (a)
Direct memory access (DMA) is a method that allows an input/output (I/O) device to send or receive data directly to or from the main memory, bypassing the CPU to speed up memory operations.
Question : 5
______is used for scanning the pictures and putting them in digitized form in the computer:
a) CD-ROM
b) Plotter
c) Scanner
d) None of The Above
Answer »Answer: (c)
A scanner, image scanner, or optical scanner is a hardware input device that optically "reads" an image and converts it to a digital signal. For example, a scanner may be used to convert a printed picture, drawing, or document (hard copy) to a digital file that can be edited on a computer
Question : 6
All computers must have
a) a word processing software
b) an operating system
c) an attached printer
d) a virus checking program
e) None of these
Answer »Answer: (b)
An operating system is a program that acts as an interface between the user and the computer hardware and controls the execution of all kinds of programs.
An Operating System (OS) is an interface between a computer user and computer hardware. An operating system is software which performs all the basic tasks like file management, memory management, process management, handling input and output, and controlling peripheral devices such as disk drives and printers.
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