Thus can be better for writing device drivers. Advantages of assembly language. Advantages of High Level Languages Higher level languages have a major advantage over machine and assembly languages that higher level languages are easy to learn and use. High Level Languages are also not memory efficient. An assembler translates assembly language into machine code.i. Disadvantages. Disadvantages of low level languages. High level language is abbreviated as HLL. A third-generation programming language (3GL) is a high-level computer programming language that tends to be more machine-independent and programmer-friendly than the machine code of the first-generation and assembly languages of the second-generation, while having a less specific focus to the fourth and fifth generations. Disadvantages of High Level Languages: You need some sort of compiler to get the HLL to LLL; In some cases (e.g. And, also a structural oriented language and functional language. (d) Hard/ difficult and slower to code and debug program instruction codes. They are similar to English and use English vocabulary and well-known symbols The object code generated by a translator might be inefficient compared to an equivalent assembly language program. Some advantages and disadvantages of this language as follows: Advantages: It is machine independent (portability). What do you mean by high level, middle level and low level languages and give an example for each. Compared to low level programs, they are generally less memory efficient. Disadvantages of assembly language “One line of C equals 4 or 5 lines of Assembly”, that’s a bad thing to read or hear, right? Low level languages are related to hardware. Weighing the costs and benefits can help you decide whether learning a foreign language is the right choice for you. High-level languages are user-friendly A high-level language has to be translated into the machine language by a translator, which takes up time. Advantages Disadvantages High-level languages are user-friendly A high-level language has to be translated into the machine language by a translator, which takes up time They are easier to learn They are easier to maintain They are problem-oriented rather than 'machine'-based A program written in a high-level language can be translated into many machine languages and can run on any … It takes additional translation times to translate the source to machine code. In my perspective High Level Language has not got any Disadvantages. (b) High level languages are allowed the use of program control structures which help programmers develop programs using modular approach. So, there is a trade-off between high-level and low-level programming languages. Easy to learn and use (reliability). Some prominent examples are PASCAL, FORTRAN, C++ etc. Since you are writing at machine level you control the level of performance of the code created - in a high level language you have to count on the compiler to optimize. An OS written in a high-level language (as opposed to a low-level language, such as assembly language) will require far less code, be easier to create and maintain, and will find a larger pool of qualified programmers to work on the project. Performance and accuracy of assembly language code are better than a high-level. High level language provides higher level of abstraction from machine language. The advantages and disadvantages of both high-level and low-level languages are given below. However, learning a foreign language has some disadvantages, too, such as the cost of language courses and the time it requires. Advantages and disadvantages of low level language: Advantages: Fast to run as no need of specific translator. Posted by Sakash Agrawal at Thursday, February 16, 2012. The important feature about such high level languages is that they allow the programmer to write programs for all types of computers and systems. As others have mentioned, lower level language allows you to have more direct control to the hardware. High level languages are similar to the human language. Low-level languages will produce an OS that is smaller, leaner, and runs faster, but be much more difficult to create and maintain. (d) High level languages are user friendly than low level languages. This is one-to-many translation and not one-to-one as in the case of assembly language. (a) High level languages are providers of a better user interface to interact with. (c) High level languages are machine independent. Ans. High-level languages require translator software that will be held in RAM when a program is executed. High-level languages have to give extra instructions to run code on the computer. (c) Does not increase programmer productivity. Assembler []. Email This BlogThis! If we leave the kernel alone (witch is the most importent part in the OS), some other modules of the OS can be written in , let's say Basic or even Haskell. For example: LDA #4 converts to 0001001000100100. These languages do not interact directly with hardware. Unlike low level languages, high level languages are programmers friendly, easy to code, debug and maintain. High Level Languages have a syntax similar to the English Language so uses a compiler or an interpreter to convert the human readable program to computer readable machine code. (f) They are not user friendly. Disadvantages of High level language. C/C++ are high level languages and Linux's kernel for example is written in C++ (witch also supports machine code to be inserted). Reliability and security: It is easy to make errors in assembly code.The assembler is not checking if the calling conventions and register save conventions are obeyed. 5.It can directly communicate with hardware devices. Answers (a) Does not allow the use of program control structures which encourage modules. Every instruction which the programmer writes in a high-level language is translated into many machine language instructions. The disadvantages of assembly languages when compared to the high level languages are as follows; 1. A high-level language is a programming language designed to simplify computer programming. The programmer has unlimited access to the working of a computer system. High Level Languages. Highlight the disadvantages of low level languages. Therefore, High Level Languages takes time to execute. High level languages are enhancing easy communication with the system. Programming languages are therefore spread over a spectrum, with low level languages closer to machine code and high level languages furthest away from it. Theoretically it makes it easier to talk with hardware devices and I/O ports. There are two categories of programming languages, high level and low level. High-level languages need to be converted to low-level and hence, have slower execution and also a larger file size than the low-level counterparts for the same code. The main advantage of high-level languages over low-level languages is that they are easier to read, write, and maintain. They are easier to learn They are … A used translator is a compiler or interpreter. High-level languages are basically symbolic languages that use English words and/or mathematical symbols rather than mnemonic codes. In case when you need to make basic calls, still system calls are possible. High level programs are comparatively slower than low level programs. When we think about computer programmers, we are probably thinking about people who write in high-level programming languages. High level languages – advantages and disadvantages. C++ is based on the C language, and it was developed in early 1980's by Bjarne Stroustrup at AT&T Bell Laboratories, Here "++" use for the extension because "++" is a syntactic construct used in C to increment a variable.Most of the C++ content is the super-set of "C", Due to this extension most C programs can be compiled using a C++ compiler. Development time: Writing code in assembly language takes much longer time than in a high level language. In Microprocessors only op-codes are being used. Conversely, one instruction in a high level language will translate to one or more instructions at machine level. Cost. They are simple and machines can understand. (Although some programs could still have a few machine-dependent details, they can be used with little or no modifications on other types of machines.) 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