Class 9 Computer Science Grand MCQs Tests Federal Board

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

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

Which of the following is open source operating system?

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

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

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

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

Third generation computers used:

Which interface is based on textual input?

It loads programs into memory and executes them.

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

The period of the first generation computers was from:

Fourth generation computers use:

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

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

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

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

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

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

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

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

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

Which one is a volatile memory?

When were IC chips developed?

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

Which of the following is volatile memory?

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

Who invented logarithm?

Which of the following operating system was introduced in 1969?

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

The period of the second generation computers was from:

It is faster and more expensive than RAM.

These are the electric pathways printed on the motherboard.

The period of the fourth generation computers is from:

First generation computers used:

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

Second generation computers used:

Which of the following is the fastest memory?

Slid Rule was developed in 1614 by:

The types of memories on the motherboard are:

What type of software a device driver is?

Who is known as the father of modern digital computers?

Which generation of computer used transistor?

In which generation of computer microprocessor was introduced?

The period of the third generation computers was from:

OCR stands for:

DVD stands for:

All the input/output devices are connected to the:

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

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

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

Antivirus software is an example of:

Google Chrome is an example of:

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

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

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

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

Microsoft introduced the MS-DOS in ______.

A process is a program _________.

It can be viewed as a resource manager.

Abacus was the earliest calculating device most probably invented in:

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

It loads programs into memory and executes them.

The purpose of twisting the cables is:

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

Rate of change of electrical signals per second is called:

UNIX was developed for use on ______.

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

 It is a multi-user CLI operating system.

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?

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

Flight Gear (flight simulator) is an example of:

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

Novell’s Netware and ProDOS are the examples of:

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

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

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

Which of the following is NOT included in guided media?

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?

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

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

‘Pairing’ of devices is done in:

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

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

The first antivirus software was developed by Bernd Fix in: 

ENIAC stands for:

Which of the following is NOT a communication device?

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

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

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

It is a single user and single task operating system.

VLC media player is an example of:

LAN stands for:

A device driver is a:

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

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

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

MS-DOS was replaced by:

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

Which of the following is not a process state?

VLSI stands for :

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

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

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

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

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

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

An alternative of mouse present in laptop computers is:

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

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

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

Which of the following authentication method is most reliable?

WI–FI uses:

Which of the following malware displays advertisements on the screen?

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

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

Which malware spreads automatically in computer networks and replicates itself

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

Which of the following network provides centralized security?

The solution to attenuation is:

Assembler is used as a translator for:

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

Which of the following provides high speed Internet connection?

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

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

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

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

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

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

What do you call a program in execution?

What is the ready state of a process?

A set of processes is deadlock if __________

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

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

Which of the following topology is most expensive to implement?

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

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

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

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

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

Start and stop bits are not used in ______________ transmission.

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

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

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

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

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

Which one of the following is open-source software?

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

Modulator/Demodulator refers to ________ device.

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