Low-level & High-level Languages

Low-level & High-level Languages

by BSN Computing

Fill in the Blanks

What is the collective name for the instructions understood by the processor?

Fill in the Blanks

Program instructions written in the native language of the processor are called

Multiple Choice

What does this assembly code program do?

• Adds 12 and 8 and stores result in register x2

• Stores 12 and 8 in two registers

• Swaps 12 and 8 between two registers

• Adds registers x2 and x0 and stores result in x1

Fill in the Blanks

Program instructions written in mnemonics that correspond exactly to the native machine instructions are called

Multiple Choice

What type of programming language is this?

• machine code

• assembly code

• high-level language code

• pseudo-code

Multiple Choice

What type of programming language is this?

• machine code

• assembly code

• high-level language code

• pseudo-code

Multiple Choice

What type of programming language is this?

• machine code

• assembly code

• high-level language code

• pseudo-code

Multiple Choice

What type of programming language is this?

• machine code

• assembly code

• high-level language code

• pseudo-code

Multiple Select

Choose all the features of a high-level programming language ...

• Uses English keywords

• Requires translation

• High-level of abstraction

• Close relationship with instruction set

Multiple Select

Choose all the features of a low-level programming language ...

• Difficult to understand

• Does not requires translation

• Low-level of abstraction

• Close relationship with instruction set

Multiple Choice

Which answer shows the correct order of abstraction (from lowest to highest ...)?

• machine code

  assembly code

  Python code

  pseudocode

• machine code

  assembly code

  pseudocode

  Python code

• pseudocode

  Python code

  assembly code

  machine code

• machine code

  Python code

  assembly code

  pseudocode

Multiple Choice

What is the output from this Java program?

• Good evening.

• Good day.

• Good morning.

• Good night.

Multiple Choice

Which statement is NOT true about instruction sets?

• they are abstractions that define the behaviours of electronic components.

• for each allowed behaviour, there is an abstract instruction

• Each processor has its own set of instructions

• most processors have very large instruction sets

Multiple Choice

Low-level or high-level language?

"A very limited range of instructions is available"

• Low-level

• High-level

Multiple Choice

Low-level or high-level language?

"Same instructions can be used on different computer architectures and achieve same results"

• Low-level

• High-level

Multiple Choice

Low-level or high-level language?

"Debugging the code can be very difficult"

• Low-level

• High-level

Multiple Choice

Low-level or high-level language?

"Often used in device drivers or systems where speed is important"

• Low-level

• High-level

Multiple Choice

Low-level or high-level language?

"A large number of programming tools and libraries are normally available to the programmer"

• Low-level

• High-level

Multiple Choice

Low-level or high-level language?

"Usually used in large-scale software projects involving teams of programmers"

• Low-level

• High-level

Multiple Select

In this lesson you have learned to ....

• Define ‘low-level language’ and ‘high-level language’

• Explain why each processor has its own instruction set

• Describe differences between low-level and high-level languages

• Compare features of low-level and high-level langauges

Open Ended

Sum up the lesson content into three key words. Justify why you have chosen them.

Poll

How much of this lesson have you understood?

• None of it

• Some of it

• Most of it

• All of it