Computer C Language

Question 1

What is a program?

Answer 1

A program is a set of instructions tells the computer what to do and how to do.

Question 2

What is a programming language?

Answer 2

A programming language is a set of words and symbols used to write programs. It is a means of communication between a user and a computer.

Question 3

What is a computer?

Answer 3

A computer is a device that follows the instructions given to it.

Question 4

What is a computer program?

Answer 4

A well-defined set of instructions given to the computer is called a computer program.

Question 5

What is machine language?

Answer 5

Machine language is a type of language in which instructions are written in binary form. It is the only language that is directly understood by the computer. It is the native language of computer.

Question 6

How does a computer understand machine language?

Answer 6

A program written in machine lamguage can be executed very fast by the computer. The computer does not need any translator to understand machine language.

Question 7

What is a characteristic of programs written in machine language?

Answer 7

Programs written in machine language can be executed very fast by the computer.

Question 8

What are the two main categories of low-level languages?

Answer 8

The two main categories of low-level languages are machine language and assembly language.

Question 9

What is the relationship between low-level languages and hardware?/ What is low-level languages?

Answer 9

Low-level languages are near to computer hardware and far from human languages.

Question 10

What are the two types of computer programming languages?

Answer 10

The two types of computer programming languages are low-level languages and high-level languages.

Question 11

What is the difficulty level of learning machine language?

Answer 11

Machine language is difficult to understand and learn. The process of writing and modifying program in machine language takes a lot of time.

Question 12

What are mnemonics?

Answer 12

In assembly language, machine instructions are replaced with English-like words known as Mnemonics. It is pronounced as Ne-Monics.

Question 13

How is ‘mnemonics’ pronounced?

Answer 13

It is pronounced as Ne-Monics.

Question 14

What is assembly language?

Answer 14

Assembly language is a low-level programming language.

Question 15

How does assembly language relate to machine language?

Answer 15

In assembly language, machine instructions are replaced with English-like words known as Mnemonics. It is pronounced as Ne-monics.

Question 16

What is the level of assembly language compared to machine language?

Answer 16

Assembly language is one step higher than machine language.

Question 17

What is a challenge of using assembly language?

Answer 17

Writing programs in assembly language takes a lot of time.

Question 18

What is an assembler?

Answer 18

An assembler is a translator which is used to convert assembly language programs into machine language.

Question 19

Can programs written in assembly language be executed directly by a computer?

Answer 19

No, programs written in assembly language cannot be executed by the computer directly.

Question 20

What is assembly language mostly used for?

Answer 20

Assembly language is mostly used for writing system software.

Question 21

How do programs written in assembly language compare to machine language programs?

Answer 21

Programs written in assembly language are easier to write and modify than machine language programs.

Question 22

What does BASIC?

Answer 22

BASIC stands for Beginner All-purpose Symbolic Instruction Code. It was used mainly by students to use rhe computer to solve simple problems.

Question 23

What is FORTRAN?

Answer 23

FORTRAN stands for Formula Translation. It has very powerful mathematical capabilities.

Question 24

What is Pascal?

Answer 24

Pascal is used for both scientific and business applications.

Question 25

What is Java known for?

Answer 25

Java is a popular programming language and provide strong features for network programming capabilities.

Question 26

What is C/C++ used for?

Answer 26

C++ is used to write system software and application software.

Question 27

What is a high-level language?

Answer 27

A high-level language is a type of programming language that is close to human languages. The instructions in these languages are similar to English languages such as input and print etc. These languages are easy to understand.

Question 28

What is syntax in programming?

Answer 28

Syntax is a set of rules for writing programs in a high-level language. Each language has its own syntax.

Question 29

What happens if a program contains a syntax error?

Answer 29

A program cannot be converted into machine language if it contains any syntax error.

Question 30

What is the main characteristic of high-level languages?

Answer 30

High-level languages are easier to understand and similar to the English language.

Question 31

What does COBOL?

Answer 31

COBOL stands for Common Business Oriented Language. It is used to write business applications.