What is Machine Language ?

• Computer programs are written using many different computer Languages but the language which is understood by the computer without translating programis called machine language.
• Machine language is normally written as string of binary 1s and 0s.

A machine language instruction has two part format.

1. OPCODE (OPERATION CODE)
2. OPERAND (ADDRESS)

• The 1st part is the operation code which tells the computer what function to be performed.
• The 2nd part is the operand which tells the computer where to find & store data mto be manipulated.
• So each instruction tells the computer what operation to perform & the length &location of the data field which are involved in the operation.

Machine Language Advantages :- 

• Programs can be executed immediately upon completion because it doesn’t require any translation.
• Now extra storage space is needed.
• Programmer has complete control over the performance of the hardware.

Machine Language Disadvantage : –

• Tedious to program
• Difficult to program
• Difficult to modify
• Time consuming to code
• Error prone
• Operation codes have to be memorised
• Assignment of memory is done by programmer
• Time consuming for development
• Programs development are machine dependent
• Preparation of programs was slow and costly.

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Basic Computer Questions

Q : The main system board of the computer is called ____.
(A) Motherboard
(B) Processor
(C) Microchip
(D) None of these

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Q : Which of the following system components is the brain of a computer?
(A) Circuit board
(B) CPU
(C) Memory
(D) Network card

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Answer ⇒ { B }

 
Q : What is the built-in permanent memory in a computer called?
(A) RAM
(B) ROM
(C) CPU
(D) CD-ROM

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Answer ⇒ { B }

 
Q : Which of the following is the full form of NTFS?
(A) New Tree File system
(B) New Technology file system
(C) New Table file system
(D) Both B and C

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Answer ⇒ { B }

 
Q : Which of the following is not a hardware processing chip ?
(A) Processing chip
(B) printer
(C) mouse
(D) Java

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Answer ⇒ { B }

 
Q : The monitor of a computer is-
(A) storage device
(B) processing device
(C) input device
(D) output device

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Answer ⇒ { D }

 
Q : Which protocol does Ping use?
(A) TCP
(B) ARP
(C) ICMP
(D) BootP
(E) None of these

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Answer ⇒ { C }

 
Q : If you wish to extend the length of the network without having the signal degrade, you would use a ___.
(A) Gateway
(B) Router
(C) Modem
(D) Repeater
(E) Resonator

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Answer ⇒ { D }

 
Q : A series of instructions that tells a computer what to do and how to do it is called a ______.
(A) program
(B) command
(C) user response
(D) processor
(E) None of these

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Answer ⇒ { A }

 
Q : Verification of a login name and password is known as_____.
(A) Configuration
(B) Accessibility
(C) Authentication
(D) logging in
(E) None of these
Answer ⇒ ??