Programming Languages H&L

QBasic, Java PASCAL are _______ level languages.

• High

• Low

• Assembly

Assembly langauge is written using...

• Binary/hexadecimal

• English-like key words

• Plain English

• Abbreviated mnemonic keywords

Advantages of low-level languages include...

• Direct access to the CPU

• Programs written will often be more efficient than high-level programs

• Easier to remember programming commands

• Can use subroutines and advanced data structures

Assembly language is better than machine code because...

• it is easier for humans to read

• it is easier to remember the instructions

• a person is less likely to make mistakes in assembly language

• it is written using English-like keywords

The programming language COBOL works best for use in

• Siemens applications

• Student applications

• Social applications

•  Commercial applications

What must you do if "Syntax Error" appears?

• Check for flaws, edit, and rerun.

• It may be a programmer's error.

• Close the programme

  Delete it

• None of the above

Answer explanation

Syntax errors are mistakes in the source code, such as spelling and punctuation errors, incorrect labels, and so on, which cause an error message to be generated by the compiler.

The CLS statement is

• Is to instruct the user to enter data

• To enter data

• Is used for clearing the screen.

• All of the above

The two categories of low level language are...

• Machine Code & Assembly
• Machine Code & Algorithms 
• Assembly & Algorithms
• Algorithms & Binary

The LET statement in BASIC

• Allows us to assign a value to a variable

• Check the errors within the code

• Allow the user to enter data into the computer from “outside” the programme during programme execution

• None of the above

Answer explanation

Use the LET statement to assign the value of expression to variable.

A program written originally by a programmer using a high level programming language is

• Object code

• Machine code

• Source program

• Interactive programs