Multiple Choice Questions
Question 1
A master control program that runs the computer is an ............... .
- Interpreter
- Assembler
- Compiler
- Operating System
Answer
Operating System
Reason — A master control program that runs the computer is an Operating System.
Question 2
Which of the following is not a hardware component?
- Laser Printer
- Mouse
- Keyboard
- Operating System
Answer
Operating System
Reason — Operating System is a software component.
Question 3
GUI is used as an interface between ............... .
- Hardware and Software
- User and Hardware
- Software and User
- Man and Monitor
Answer
User and Hardware
Reason — GUI is used as an interface between User and Hardware.
Question 4
MS PowerPoint is an example of ............... .
- Database Software
- Multimedia Software
- Presentation Software
- None of these
Answer
Presentation Software
Reason — MS PowerPoint is an example of Presentation Software.
Question 5
Which of the following is not a function of an Operating System?
- File Management
- Memory Management
- Processor Management
- Database Management
Answer
Database Management
Reason — Database Management is not a function of an Operating System.
Question 6
Which of the following is CUI based Operating System?
- MS DOS
- Windows Vista
- Windows XP
- All of these
Answer
MS DOS
Reason — MS DOS is CUI based Operating System.
Question 7
It is a collection of one or more programs, which is designed to control the overall operation and performance of the computer system.
- Utility Software
- System Software
- Application Software
- Customised Software
Answer
System Software
Reason — System Software is a collection of one or more programs, which is designed to control the overall operation and performance of the computer system.
Question 8
Which language processor converts a program written in a High Level Language into Machine Language program line by line?
- Interpreter
- Operating System
- Compiler
- None of these
Answer
Interpreter
Reason — Interpreter converts a program written in a High Level Language into Machine Language program line by line.
Question 9
Disk cleanup is a ............... tool.
- Virus Scanner Cleaner
- Disk Management
- File Folder Management
- Encryption
Answer
Disk Management
Reason — Disk cleanup is a Disk Management tool.
Question 10
Which type of Application software is used in the Billing System?
- Specific Purpose
- General Purpose
- Customized
- None of these
Answer
Customized
Reason — Customized Application software is used in the Billing System.
Question 11
Which type of Application software is the Kaspersky?
- Disk Management
- File Folder Management
- Decryption
- Virus Scanner Cleaner
Answer
Virus Scanner Cleaner
Reason — Kaspersky is a type of Virus Scanner Cleaner Application software.
Question 12
Which software acts as a co-ordinator between hardware and software?
- Interpreter
- Compiler
- Language
- Operating System
Answer
Operating System
Reason — Operating System acts as a co-ordinator between hardware and software.
Question 13
The physical component of the computer system which we can touch and feel is called ............... .
- Software
- Operating System
- Hardware
- Application Software
Answer
Hardware
Reason — The physical component of the computer system which we can touch and feel is called Hardware.
Question 14
General Purpose Application Software includes ............... .
- Presentation Software
- DBMS
- Word Processing
- All of these
Answer
All of these
Reason — General Purpose Application Software includes Presentation Software, DBMS and Word Processing software.
Question 15
Which software is commonly designed to meet the needs of individual or organisations ?
- Specific Purpose
- General Purpose
- Customised
- None of these
Answer
General Purpose
Reason — General Purpose software is commonly designed to meet the needs of individual or organisations.
Question 16
Assembly language uses ............... codes.
- Decimal
- Binary
- Mnemonic
- Machine
Answer
Mnemonic
Reason — Assembly language uses Mnemonic codes.
Question 17
............... do not need web access and run independently on computer.
- Web apps
- Desktop apps
- Native app
- None of these
Answer
Desktop apps
Reason — Desktop apps do not need web access and run independently on computer.
Question 18
............... are designed keeping in mind the device specifications.
- Native app
- Web apps
- Desktop apps
- None of these
Answer
Native app
Reason — Native apps are designed keeping in mind the device specifications.
Question 19
............... are usually smaller in size as the devices on which they are installed have limited memory.
- Desktop apps
- Web apps
- mobile apps
- None of these
Answer
mobile apps
Reason — Mobile apps are usually smaller in size as the devices on which they are installed have limited memory.
Question 20
............... apps are usually browser based and stored on a remote server.
- Native
- Hybrid
- Web
- Mobile
Answer
Web
Reason — Web apps are usually browser based and stored on a remote server.
Fill in the blanks
Question 1
The collection of programs and procedures that instructs a computer how to perform different types of tasks is called ............... .
Answer
The collection of programs and procedures that instructs a computer how to perform different types of tasks is called Software.
Question 2
The ............... software support the smooth functioning of the computer and run the various programs efficiently.
Answer
The Utility software support the smooth functioning of the computer and run the various programs efficiently.
Question 3
............... helps to reduce consumption of storage space and ensures faster transfer of large files.
Answer
Compression helps to reduce consumption of storage space and ensures faster transfer of large files.
Question 4
............... is the facility to free up disk space by deleting files that are not being used for a long time.
Answer
Disk Cleanup is the facility to free up disk space by deleting files that are not being used for a long time.
Question 5
A ............... program helps to perform calculations, analyze data, and display the information in a tabular manner.
Answer
A Spreadsheet program helps to perform calculations, analyze data, and display the information in a tabular manner.
Question 6
A ............... transforms human readable source code of an entire program into machine language code.
Answer
A Compiler transforms human readable source code of an entire program into machine language code.
Question 7
............... are special programs which control the execution of a particular hardware device.
Answer
Device Drivers are special programs which control the execution of a particular hardware device.
Question 8
DTP stands for ............... .
Answer
DTP stands for Desktop Publishing.
Question 9
............... is a process of conversion of data into a form that cannot easily be understood by anyone.
Answer
Encryption is a process of conversion of data into a form that cannot easily be understood by anyone.
State True or False
Question 1
School software is a part of General Purpose Application Software.
Answer
False
Reason — School software is a part of Customised Application Software.
Question 2
Decryption is the process of converting the data which cannot be understood by all humans.
Answer
False
Reason — Encryption is the process of converting the data which cannot be understood by all humans.
Question 3
Mobile apps are usually developed for a specific Operating System and device.
Answer
True
Reason — Mobile apps are usually developed for a specific Operating System and device.
Question 4
The Antivirus software in our computer guarantees the 100% protection from virus.
Answer
False
Reason — An Antivirus software in a computer does not guarantee the 100 % protection from virus, as the installed Antivirus program would not be able to detect new virus programs.
Question 5
Tally, Wings and Busy are some popular accounting software in India.
Answer
True
Reason — Tally, Wings and Busy are some popular accounting software in India.
Question 6
The storage of a file in several non-contiguous areas of a disk rather than a single contiguous unit is called Disk Cleanup.
Answer
False
Reason — The storage of a file in several non-contiguous areas of a disk rather than a single contiguous unit is called Disk Fragmentation.
Question 7
DBMS is a Utility software.
Answer
False
Reason — DBMS is a General Purpose Application Software.
Question 8
Interpreter converts and executes machine language to High Level Language line by line.
Answer
False
Reason — Interpreter converts and executes High Level Language to machine language line by line.
Question 9
Encryption is done using an algorithm called cipher.
Answer
True
Reason — Encryption is done using an algorithm called cipher.
Question 10
You cannot easily create, add, find, update, and sort the information stored in a database.
Answer
False
Reason — We can easily create, add, find, update, and sort the information stored in a database.
Application Based Questions
Question 1
Match the correct application software for corresponding task.
| COLUMN A | COLUMN B |
|---|---|
| Accounting Management | Managing records of fee collection in school |
| Attendance System | Calculating the profit - loss in an organisation |
| Payroll System | Road Toll Tax |
| School Software | Computation of salary of employees in a factory |
| Reservation System | Monitoring the teacher's record for presence or absence |
| Billing System | Booking for air tickets |
Answer
| COLUMN A | COLUMN B |
|---|---|
| Accounting Management | Calculating the profit - loss in an organisation |
| Attendance System | Monitoring the teacher's record for presence or absence |
| Payroll System | Computation of salary of employees in a factory |
| School Software | Managing records of fee collection in school |
| Reservation System | Booking for air tickets |
| Billing System | Road Toll Tax |
Question 2
Which General Purpose Application Software package will you recommend to New Girls Public School for producing school accounts?
Answer
Tally
Question 3
Rohit has to transfer a large presentation file to his head office which is located in another country. Which Utility software tool will you recommend him for this task?
Answer
Rohit can use a compressor software to compress the file and make it smaller in size. Then, he can use cloud services to transfer the file to his head office.
Question 4
Encryption is the process of conversion of data into a form that cannot be easily understood by anyone except those possessing special information, usually referred as a key. This is done using an algorithm. Name the algorithm.
Answer
Cipher
Question 5
At times the hard disk of a system fails and loses all the files stored in it. Thus, in order to restore original files at the time of such failures what advice will you give to a multinational organization manufacturing apparels?
Answer
I will advise the multinational organization to keep their files and data in back up storage devices in order to restore original files at the time of such failures.
Short Answer Type Questions
Question 1
Name the two types of software.
Answer
Two types of software are:
- System Software
- Application Software
Question 2
What is System software?
Answer
System software is a collection of one or more programs, which are designed to control the overall operation and performance of a computer system. For example, operating system,device drivers etc.
Question 3
What is the utility of disk cleanup?
Answer
Disk Cleanup utility searches the computer hard disk for unnecessary files that are not being used for a long time and occupying huge amount of space. It helps to free up disk space by deleting these files which can be of the following types- Temporary internet files, Downloaded program files, Recycle bin files, Windows temporary files, etc.
Question 4
Briefly describe the disk defragmenter program.
Answer
A Disk Defragmenter program is used to rearrange all files and directories into one contiguous area of disk and consolidate the free space in one contiguous block. This helps in smooth and speedy retrieval of data from the disk.
Question 5
Where is encryption primarily used?
Answer
Encryption is primarily used in defense services. It is even used in civilian systems, like Online Banking, E-commerce, Mobile Services, etc., to facilitate secret communication and privacy of data.
Question 6
Name the most popular encryption software which can be downloaded free of charge.
Answer
Flexcrypt is the most popular encryption software which can be downloaded free of charge.
Question 7
Give two examples of each:
a. Operating System
b. Desktop Publishing Software
c. Database Management System
d. Backup Software
e. Antivirus Software
f. Programming Language
Answer
a. Operating System — Windows XP, Linus
b. Desktop Publishing Software — PageMaker, CorelDRAW
c. Database Management System — MS-Access, Oracle
d. Backup Software — Delta copy, Ace Backup
e. Antivirus Software — McAfee, Norton
f. Programming Language — Java, Python
Question 8
Write one example of each:
a. CUI (Operating System)
b. GUI (Operating System)
c. Compression Software
d. Multimedia Software
e. Presentation Software
Answer
a. CUI(Operating System) — DOS
b. GUI (Operating System) — Windows XP
c. Compression Software — WinZip
d. Multimedia Software — Windows Media Player
e. Presentation Software — e. Presentation Software — Microsoft PowerPoint
Question 9
Name any two languages where either interpreter or compiler is used.
Answer
Two languages where either interpreter or compiler is used are Java and C++.
Question 10
Define the following:
a. Assembler
b. Interpreter
c. Compiler
d. Object Code
e. Source Code
f. Program
Answer
a. Assembler — An assembler is a program used to translate mnemonic operation codes to their machine language equivalents.
b. Interpreter — An interpreter converts a program written in a High Level Language into the Machine language program line by line and simultaneously executes the converted line. If an error is found, it displays the error and does not proceed till the error is rectified.
c. Compiler — A compiler is a computer program that transforms human readable source code of an entire computer program into the machine language code. It converts the entire program at one go. If an error is found, it gives the error list along with the line numbers.
d. Object Code — Object code is a set of statements which is usually generated by a compiler after converting a high level language program into machine language.
e. Source Code — Source code is a set of statements in a High-Level programming language.
f. Program — A set of instructions which performs a specified task is called a program.
Long Answer Type Questions
Question 1
What are the functions of Operating System?
Answer
The functions of Operating System are as follows:
- Processor Management — An operating system manages the working of the processor by allocating various jobs to it. It also ensures that each process and application receives enough time by the processor to function properly.
- Memory Management — An operating system manages the sharing of internal memory among multiple applications. It assigns memory to various programs whenever required. It also frees the memory when it is not in use.
- Device Management — An operating system controls the working of all input and output (I/O) devices.
- File Management — An Operating System keeps track of information regarding creation, deletion, transfer, copy, and storage of files in an organized way.
- Error Detection and Security — It provides security by means of passwords to prevent the misuse of a computer.
- Job Scheduling — In a multitasking Operating System where multiple programs run at the same time, the Operating System determines which applications should run in which order and how much time should be allocated for each application in turn.
Question 2
Differentiate between Compression and Defragmentation.
Answer
| Compression | Defragmentation |
|---|---|
| Compression is a technique which is used to compress files. | Defragmentation is the process of rearranging all files and directories into one contiguous area of disk. |
| It helps to reduce the consumption of storage space and ensures faster data transfer. | It increases the speed of retrieval of data from the disk. |
| A compression software like Winzip is used to compress or decompress files. | A Disk Defragmenter utility is used to defragment the disk. |
Question 3
Distinguish between encryption and decryption.
Answer
| Encryption | Decryption |
|---|---|
| Encryption is the process of conversion of data into a form that cannot be easily understood by anyone except those possessing special information usually referred to as a key. | Decryption is the process of converting the encrypted data back into its original form, so that it can be understood by anyone. |
| The result of encryption is cipher text. | The result of decryption is the original text. |
| It is usually done at the sender's end. | It is usually done at the receiver's end. |
Question 4
What is Customized Software? Give one example.
Answer
Customized software is a software that is specially designed for a particular organization or user according to their requirements. It is built to cater to the needs of a specific company not the mass market.
It can easily be modified according to the changing requirements. It helps integrating different types of work in a single software, thus eliminating the need of purchasing multiple applications and licences.
An example of customized software is commercial websites.
Question 5
How are the desktop apps different from the Web apps?
Answer
| Desktop apps | Web apps |
|---|---|
| Desktop apps can be used on a Desktop or a Laptop. | Web apps are usually browser based and stored on a remote server. |
| These apps do not need web access and run independently on a computer. | These apps require an Internet connection. |
| Installation on the Desktop or Laptop is required to run these apps. | Web apps do not need installation. They can be accessed like any other webpage. |
| Desktop applications require substantial device memory. | Web applications require minimum device memory. |
| For example, Notepad, MS Paint etc. | For example, Google Maps, Instant messenger, etc. |
Question 6
What is Virus scanner/cleaner? What functions does it perform?
Answer
Virus scanner/cleaner software are computer programs to identify, prevent, and remove viruses from our computer. It helps us to safeguard our data from virus.
Antivirus software performs the following functions in our computer:
- Scan the computer files to look for virus.
- Identify suspicious behaviour from other computers.
- Remove the programs which indicate infection.
Question 7
Discuss the role of DTP software.
Answer
Desktop Publishing packages can combine both text and graphic features to design professional documents for a variety of purposes. DTP software is used by media professionals to outline and execute editorial projects like newsletters, printed forms, advertisements, brochures, posters, magazines, books, etc.
With features for color management, templates, and collaboration, it streamlines the design process. It's crucial for creating high-quality, error-free print and digital content. This makes DTP software indispensable in various industries, where visually appealing, well-structured documents are essential for effective communication and branding.
Question 8
Discuss the role of Specific Purpose Application Software. Explain any two.
Answer
The Specific Purpose Application Software are developed by programmers to perform only specific tasks. Two Specific Purpose Application Softwares are:
- Accounting management — Accounts are the backbone of every organization. Thus, a proper accounting software is needed by all to store and manage these account transactions. Tally is the most popular accounting software in India. Wings and Busy are some other popular accounting software in India.
- Reservation System — The need to have an efficient reservation system with global usage patterns for airlines, hotels, etc. has been met by different companies with the integration of databases. Most of the reservation software are web-based. They can store essential data and operate on customer related transactions online. For example, makemytrip.com, yatra.com, etc.
Question 9
Describe the utility of Data backup and Recovery Software.
Answer
Data backup and recovery software is essential for safeguarding valuable digital assets and ensuring business continuity. It provides a means to routinely and securely duplicate critical data, protecting it from loss due to hardware failure, human error, cyber attacks, or disasters.
In the event of data loss, this software enables the rapid restoration of files, databases, or entire systems, minimizing downtime and potential financial losses. Its utility extends to individual users, businesses, and organizations, offering peace of mind, compliance with data protection regulations, and the ability to recover and resume operations swiftly, preserving data integrity and productivity.
Question 10
Write short notes on the following:
- Word Processing Software
- Database Management System
Answer
Word Processing Software — A word processor helps us to create structured text documents quickly and efficiently. It provides multiple features to manipulate the text in a desired way. we can easily add, delete, rearrange, or beautify the text through formatting and also produce a hard copy of the document. For example, MS-Word, Writer, Word Pro, WordPad, etc.
Database Management System — In a computer, a database software helps us to store and manage a large amount of information in an organized way. We can create, add, find, update, sort, and search the information stored in a database. We can also present the information in the form of professionally designed reports. Some examples of database management software are MS-Access, Oracle, Base, etc.