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Chapter: Email and Security in Internet • Total: 50 MCQs

MCQ 1 Common Threats while using an E-mail System

What kind machine is computer?

A Single use
B Multi use
C Triple use
D None of the above
MCQ 2 Common Threats while using an E-mail System

In what has computer brought changes?

A In lifestyle
B In doing work
C In communication
D All the above
MCQ 3 Common Threats while using an E-mail System

In which fields is computer useful?

A Industry and government
B Education and research
C In communication
D In all the above
MCQ 4 Common Threats while using an E-mail System

For which reason is computer called a multi – tasking machine?

A Because it performs daily tasks to surprising ones
B Because many components are used in it
C Because it endorses serveral languages
D All the above
MCQ 5 Common Threats while using an E-mail System

How are the data and set of instructions given to computer identified?

A Input
B Output
C Storage
D Processing
MCQ 6 Common Threats while using an E-mail System

Where does computer store data, instructions and results after processing?

A Memory
B Input
C Output
D Storage
MCQ 7 Common Threats while using an E-mail System

How is the concept of using a programmer stored once repeatedly with different programmers known?

A Algorithm Programme Concept
B Stored Programme Concept
C System Programme Concept
D Database Programme Concept
MCQ 8 Common Threats while using an E-mail System

Which of the following matter is such as is in consonance with the matters computer remembers?

A Concept of variable source
B Concept of non-variable source
C Concept of stored programme
D Concept of database programme
MCQ 9 Common Threats while using an E-mail System

What should computer be given to make it perform any task ?

A Instructions
B Algorithm
C Output
D Process
MCQ 10 Common Threats while using an E-mail System

What is the typical flow of computer ?

A Input Process Output
B Process Input Output
C Input Output Process
D Output Process Input
MCQ 11 Common Threats while using an E-mail System

What is the full form of CD ?

A Computer Disc
B Compression Disc
C Compact Disc
D Computerized Disc
MCQ 12 Common Threats while using an E-mail System

What is used to input data in computer ?

A Keyboard
B Mouse
C Barcode Reader
D All the above
MCQ 13 Common Threats while using an E-mail System

How many minimum buttons are there on a mouse ?

A One
B Two
C Three
D Four
MCQ 14 Common Threats while using an E-mail System

In which part of computer are the input units required to be stored ?

A Output
B Memory
C Processor
D All the above
MCQ 15 Common Threats while using an E-mail System

Which of the following is true for temporary memory ?

A It is capable of remembering for a short time
B It remembers while computer is working
C It operaters till continuous flow of power is available
D All the above
MCQ 16 Common Threats while using an E-mail System

By what other name is secondary memory identified ?

A Subsidiary Memory
B Permanent Memory
C Non-volatile Memory
D All the above
MCQ 17 Common Threats while using an E-mail System

What kind of computation does commuter need to do to implement instructions ?

A Mathematical Calculation
B Logical Calculation
C (A) and (B)
D None of the above
MCQ 18 Common Threats while using an E-mail System

What is the full form of ALU ?

A Arithmetic Logic Unit
B Arithmetic Logitech Unit
C Arithmetic Logo Unit
D Arithmetic Logged Unit
MCQ 19 Common Threats while using an E-mail System

Which component is the ‘brain’ of computer ?

A Keyboard
B Monitor
C CPU
D Mouse
MCQ 20 Common Threats while using an E-mail System

In earlier monitor what type of information was projected ?

A Verbal, Numerical
B Graphics
C Animation
D All the above
MCQ 21 Common Threats while using an E-mail System

What is used for outputting sound from computer ?

A Speakers
B Headphones
C (A) or (B)
D None of the above
MCQ 22 Common Threats while using an E-mail System

What is used to print information from computer ?

A Printer
B Scanner
C Web Camera
D Pen Drive
MCQ 23 Common Threats while using an E-mail System

When computer gives wrong result due to wrong input, what is it called ?

A GIGO
B GOGI
C GGIO
D GIGI
MCQ 24 Common Threats while using an E-mail System

In what kind of memory does computer store data for a long time ?

A Primary memory
B Secondary memory
C Both (A) and (B)
D None of the above
MCQ 25 Common Threats while using an E-mail System

What is saved by repetitive implementation of a programme ?

A Time
B Money
C Both (A) and (B)
D None of the above
MCQ 26 Common Threats while using an E-mail System

How are computer programmes, data and computer related documents known ?

A Hardware
B Software
C Firmware
D All the above
MCQ 27 Common Threats while using an E-mail System

By what other name are the physical units of computer known ?

A Periphery Unit
B Peripheral Unit
C Perimeter
D Appendices Unit
MCQ 28 Common Threats while using an E-mail System

Which of the following term refers to hardware ?

A Logical parts of computer
B Physical parts of computer
C Alternative parts of computer
D Master parts of computer
MCQ 29 Common Threats while using an E-mail System

Generally who prepares of firmware ?

A Company manufacturing software
B Company manufacturing software
C Both (A) and (B)
D None of the above
MCQ 30 Common Threats while using an E-mail System

Which of the following is the typical work flow of a computer ?

A Input, output and process
B Input, process and output
C Output, process and input
D None of the above
MCQ 31 Common Threats while using an E-mail System

Which of the following identifies the concept of a computer itself remembering the set of data and instructions to be executed ?

A Stored program concept
B Fixed source concept
C Automatic source concept
D Variable source concept
MCQ 32 Common Threats while using an E-mail System

Which of the following refers to a set of step by step instructions to perform a given task written in machine understand format ?

A Program
B Algorithm
C Instruction
D Data
MCQ 33 Common Threats while using an E-mail System

Which of the following devices converts the given data into machine readable form while entering data into the computer ?

A Output
B Input
C Memory
D All the above
MCQ 34 Common Threats while using an E-mail System

Which of the following does a computer memory retains ?

A Data
B Instructiions
C Results
D All of these
MCQ 35 Common Threats while using an E-mail System

Which of the following memory types is costly, fast and limited in size ?

A Primary
B Secondary
C Temporary
D All the these
MCQ 36 Common Threats while using an E-mail System

What is the other name of primary memory ?

A Non-volatile
B Volatile
C Fragile
D Non-Fragile
MCQ 37 Common Threats while using an E-mail System

Which of the following are characteristics of secondary memory ?

A Cheaper and slower than the primary memory
B Volatile and slower than the primary memory
C Cheaper and faster than the primary memory
D Volatile and slower than the primary memory
MCQ 38 Common Threats while using an E-mail System

Hard disk and compact disks (CDs) are example of which of the following device types?

A Primary
B Secondary
C Temporary
D None of these
MCQ 39 Common Threats while using an E-mail System

Which of the following unit performs the arithmetic and logical computations?

A Arithmetic logic unit
B Advanced mathematical logic unit
C Alternative logic unit
D Logic unit
MCQ 40 Common Threats while using an E-mail System

Which of the following unit manages execution of instructions and controls operations of other components of the computer ?

A Memory
B Input
C Control
D Output
MCQ 41 Common Threats while using an E-mail System

Which of the following does ALU and control units together form ?

A Central processing unit
B Control processing unit
C memory
D Input/Output unit
MCQ 42 Common Threats while using an E-mail System

Which is an example of an output mechanism ?

A Keyboard
B Barcode reader at superstore
C Barcode reader at superstore
D Mouse
MCQ 43 Common Threats while using an E-mail System

Which component of a computer is known as the brain of a computer ?

A Input unit
B output unit
C Central processing unit
D Memory unit
MCQ 44 Common Threats while using an E-mail System

Which of the following is full form of GIGO ?

A Garbage in Garbage out
B Global Input in Global Output
C Garbage Out Garbage In
D Get Input Get Output
MCQ 45 Common Threats while using an E-mail System

Which of the following is a component of software ?

A Instructions
B Data
C Documentations
D All the these
MCQ 46 Common Threats while using an E-mail System

Which of the following does the the term hardware refers to ?

A Soft parts of computer
B Logical parts of computer
C physical parts of computer
D Any of these
MCQ 47 Common Threats while using an E-mail System

Which unit provides the facility of data and instructions into computer ?

A Input Unit
B Output Unit
C Processor Unit
D Memory Unit
MCQ 48 Common Threats while using an E-mail System

What unit is used in forming input ?

A Keyboard, Mouse
B Joystick, Bar Code Reader
C Hard disc, Compact Disc
D All the above
MCQ 49 Common Threats while using an E-mail System

Which device is employed to convert data into mechanical language ?

A Memory Device
B Processing Device
C Output Device
D Input Device
MCQ 50 Common Threats while using an E-mail System

What kind of information does computer memory store ?

A Data
B Instructions
C Results prepared by process
D All the above