Class 9 Computer Science Grand MCQs Tests Federal Board

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

The period of the third generation computers was from:

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

All the input/output devices are connected to the:

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

OCR stands for:

The types of memories on the motherboard are:

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

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

Second generation computers used:

Who invented logarithm?

It is faster and more expensive than RAM.

Which of the following is open source operating system?

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

The period of the first generation computers was from:

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

Slid Rule was developed in 1614 by:

DVD stands for:

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

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

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

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

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

Fourth generation computers use:

Which of the following is volatile memory?

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

Which interface is based on textual input?

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

When were IC chips developed?

The period of the fourth generation computers is from:

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

What type of software a device driver is?

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

Who is known as the father of modern digital computers?

Third generation computers used:

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

These are the electric pathways printed on the motherboard.

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

It loads programs into memory and executes them.

Which generation of computer used transistor?

Which of the following is the fastest memory?

The period of the second generation computers was from:

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

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

Which of the following operating system was introduced in 1969?

Which one is a volatile memory?

In which generation of computer microprocessor was introduced?

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

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

First generation computers used:

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

The first antivirus software was developed by Bernd Fix in: 

It can be viewed as a resource manager.

Novell’s Netware and ProDOS are the examples of:

The purpose of twisting the cables is:

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

MS-DOS was replaced by:

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

VLC media player is an example of:

It is a single user and single task operating system.

A device driver is a:

Which of the following is NOT a communication device?

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

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

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

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

Which of the following is NOT included in guided media?

Rate of change of electrical signals per second is called:

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

ENIAC stands for:

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

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

 It is a multi-user CLI operating system.

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

Which transmission media uses light waves for transmitting information?

A process is a program _________.

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

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

Abacus was the earliest calculating device most probably invented in:

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

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

Microsoft introduced the MS-DOS in ______.

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

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

Google Chrome is an example of:

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

‘Pairing’ of devices is done in:

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

UNIX was developed for use on ______.

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

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

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

It loads programs into memory and executes them.

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

Flight Gear (flight simulator) is an example of:

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

Antivirus software is an example of:

LAN stands for:

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

The solution to attenuation is:

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

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

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

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

Start and stop bits are not used in ______________ transmission.

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

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

Which of the following network provides centralized security?

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

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

Assembler is used as a translator for:

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

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

Which of the following topology is most expensive to implement?

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

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

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

Which one of the following is open-source software?

A set of processes is deadlock if __________

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

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

Which of the following authentication method is most reliable?

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

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

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

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

Which of the following provides high speed Internet connection?

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

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

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

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

VLSI stands for :

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

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

An alternative of mouse present in laptop computers is:

What do you call a program in execution?

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

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

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

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

Which malware spreads automatically in computer networks and replicates itself

Modulator/Demodulator refers to ________ device.

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

Which of the following is not a process state?

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

What is the ready state of a process?

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

WI–FI uses:

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

Which of the following malware displays advertisements on the screen?

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