Class-V-Solved Exercise:
Chapter-2 Computer Languages
1. Fill in the blanks:
1. _______ is the medium to communicate with your friend.
Answer: language
2. _____ and _______ are the main languages.
Answer: English and Hindi
3. A computer understands _____________ languages.
Answer: Machine language
4. _______ languages uses mnemonics.
Answer: Assembly
5. _________ is a program that destroys the software and program.
Answer: Virus
2. Answer the following questions:
1. What do you understand by the term "Language"?
Answer: Language is a medium through which we communicate with each other. If two people do not understand each other's language, then communication is not possible.
2. Name the two main languages of communication.
Answer: English and Hindi are two main languages of communication.
3. Name the different types of computer languages.
Answer: There are three types of languages:
1. Machine language
2. Assembly language
3. High level language
4. Differentiate between bits and bytes.
Answer: Bit is the smallest unit of data in computer. 0 or 1 is called a BIT.
8 Bits are equal to one byte.
5. What is "Mnemonics"?
Answer: A mnemonics is a short name given to an operation. For example, SUM is for addition, SUB is for subtraction etc.
6. Differentiate between assembly language and machine language.
Answer: Computer understand only machine language. This language is coded in binary language which is the combination of 0's and 1's . 0 (zero) represents the OFF state, and 1(one) represents the ON state.
Assembly language uses mnemonics. Mnemonics is a short name given to an operation.
7. Name some high level languages.
Answer: High level language use the words of English language. Examples: C, C++, COBOL etc.
8. Name the two types of software's.
Answer: There two types of software's:
1. Application software
2. System software
9. What do you understand by the term "Booting"?
Answer: When we switch on a computer, the necessary files of the operation system get loaded into the memory of the computer to make it ready to accept commands. This process of loading files is called booting.
3. Write true or false statement:
1. Virus infects the hard disk of your system. T
2. Anti-virus software is used to clean the virus from your system. T
3. Software is a combination of the components of a computer. F
4. A program is a set of languages. F
5. A translator converts machine language to high level language. F
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