Class 9 Computer Grand Practice MCQs Test

These are used to transmit information between various components of the computer.

Which of the following is open source operating system?

It is a very small amount of extremely fast memory inside the microprocessor or on the motherboard.

The software which can convert an image of text into a text file that can be edited is known as:

Which software is distributed free of cost for a limited period as a trial version?

Which of the following Windows icon allows users to access a program, file or folder quickly?

OCR stands for:

Which software is given free of cost for an unlimited period of time.

The storage capacity of a DVD is in the range of:

Which of the following is volatile memory?

It is a magnetic storage device used to store computer data.

It is the main chip on the motherboard that controls all the activities of the computer.

Second generation computers used:

All the input/output devices are connected to the:

What type of software a device driver is?

Which of the following operating system was introduced in 1969?

The period of the fourth generation computers is from:

Which of the following operating system allows many users to use a computer at the same time?

Who is known as the father of modern digital computers?

Which of the following computer supports thousands of users at the same time?

Fourth generation computers use:

DVD stands for:

When were IC chips developed?

Which of the following is the fastest memory?

Third generation computers used:

Which of the following interface uses window, icon, menu, and a pointer to interact with computer?

The period of the second generation computers was from:

Who invented logarithm?

The period of the first generation computers was from:

Which of the following operating system must process information and produce a response within a specified time?

The old name of International Business Machines (IBM) was:

Which of the following is known as main memory or primary memory of computer?

Which of the following Windows icon allows users to access the contents of computer drives and manage files and folders?

The period of the third generation computers was from:

The types of memories on the motherboard are:

In which of the following operating system, CPU is switched rapidly between all the programs to simultaneously execute all of them?

The purpose of using this memory is to improve the processing speed of computer.

In which generation of computer microprocessor was introduced?

Which interface is based on textual input?

Which generation of computer used transistor?

These are the electric pathways printed on the motherboard.

Which one is a volatile memory?

It is a pointing device with a vertical lever mounted on a base.

It loads programs into memory and executes them.

It refers to the physical components that make up a computer system.

Who is responsible for protecting information and information systems from unauthorized people in an organization?

First generation computers used:

It is faster and more expensive than RAM.

Which of the following user interface is the easiest one to learn and use?

Slid Rule was developed in 1614 by:

Novell’s Netware and ProDOS are the examples of:

It is a single user and single task operating system.

Rate of change of electrical signals per second is called:

In which type of data transmission start/stop bits are used?

______ invented the world’s first microprocessor in November 1971.

The process of converting digital signals into analog signals is called:

A device driver is a:

The first antivirus software was developed by Bernd Fix in: 

The operating system gives full control over a computer system to a person known as:

Which of the following impairment refers to undesired signals that enter the path of the transmitted signal due to electromagnetic radiation?

Which of the following is similar between Synchronous and Asynchronous transmission?

It can be viewed as a resource manager.

The process of converting analog signals into digital signals is called:

ENIAC stands for:

Which of the following device is used for connecting computers together in wired local area networks?

LAN stands for:

Antivirus software is an example of:

_________ is difficult to use because users have to remember the commands to perform any task.

Which transmission media uses light waves for transmitting information?

Which of the following device forwards information from one network to another by selecting the best pathway available?

To create a new folder in Windows Explorer simply press the following keys:

Abacus was the earliest calculating device most probably invented in:

___________  is a collection of system software that controls the working of a computer
system.

In which of the following impairment, the strength of signal falls off with distance?

For installation of Windows 10 operating system, while booting  the computer, make sure DVD is set as the:

Slide rule was replaced by electronic pocket calculator in the early: 

What represents the overall data transmission capacity of a computer network?

In which of the following transmission mode, information is transmitted in both directions but not simultaneously?

Flight Gear (flight simulator) is an example of:

The name of built-in anti-virus software in Windows 10 is:

Microsoft introduced the MS-DOS in ______.

 It is a multi-user CLI operating system.

Which of the following device is used for connecting computers together in wireless local area networks?

It acts as an interface between the computer user and computer.

Today’s modern digital computers are based on the idea of:

‘Pairing’ of devices is done in:

VLC media player is an example of:

A process is a program _________.

Google Chrome is an example of:

Which of the following is NOT included in guided media?

____________ is the set of rules between the two communicating devices.

MS-DOS was replaced by:

It loads programs into memory and executes them.

UNIX was developed for use on ______.

Which of the following is NOT a communication device?

Which of the following is used for short-distance communication?

The purpose of twisting the cables is:

Which folder in Windows is the default folder where the user saves files?

In which of the following network, every computer can act as a client, server, or both at the same time?

In which of the following transmission, time interval between the characters is always same?

Which malware spreads automatically in computer networks and replicates itself

Which one of the following errors will be handle by the operating system?

In which of the following network topology, a switch is required?

The operating system which processes information and produces response within a specified time is

Which is the correct association between a computer hardware component and a computer function?

Which of the following is designed to control the operations of a computer?

Which of the following is not an example of system software?

An alternative of mouse present in laptop computers is:

Which of the following authentication method is used for opening security gates?

Which of the following computer shares resources on a network for others to use?

Components used for interconnecting dissimilar networks that use different communication protocols.

Assembler is used as a translator for:

By operating system, the resource management can be done viav__________.

WI–FI uses:

VLSI stands for :

_________ is a processing system in which jobs are collected, enters into a computer altogether and then computer executes them one by one

What is a person who illegally breaks into others’ computer systems called?

Transmitting and receiving antennas must be with in the line of sight in ____________.

Which of the following topology is most expensive to implement?

Which of the following authentication methodology is used to draw cash from ATM?

__________ network device is used to connect computers in a wireless local area network.

A set of processes is deadlock if __________

Modulator/Demodulator refers to ________ device.

Start and stop bits are not used in ______________ transmission.

Which of the following is not a type of computer on the basis of operation?

_____________ is designed to solve a specific problem or to do a specific task.

Which of the following network topology uses a device called terminator?

The processor which can perform all the operations and calculations is called:

If an electrical signal has four states then it will _________ the bit transfer rate.

They normally interact with the system via the user interface provided by the application software.

Which one of them is not a non-impact printer?

The solution to attenuation is:

A light-sensitive device that converts drawing, printed text, or other printed images into digital form is:

Which of the following authentication method is most reliable?

Which of the following malware gathers information about user activities on computer?

Which of following network connects computers across cities, countries and continents?

Which of the following is not a process state?

What is a person who uses special tools for breaking into computer systems called?

Which of the following is not the state of a process?

Which of the following provides high speed Internet connection?

What do you call a program in execution?

______________ are used for solving complex application such as Global Weather Forecasting.

A term that defines the direction of flow of information between devices.

What is the ready state of a process?

Which of the following network is used to provide Cable TV and Internet services?

Which of the following network provides centralized security?

Which one of the following is open-source software?

Which of the following malware displays advertisements on the screen?

Which of the following authentication method is based on features of individual such as face, fingerprint and voice?

A transmission impairment that refers to change in shape or frequency of digital signal is ____________.

If the signal to noise ratio is higher than 1:1 that means:

What is making illegal copies of copyright software for use on other computers or sale called?