Computer Fundamentals Quiz

What is the purpose of software in a computer system?

• To control the overall operations

• To perform maintenance tasks

• To manage files and folders

• To give instructions to the hardware

Answer explanation

To give instructions to the hardware

Which type of language is machine language?

• Assembly language

• High-level language

• Source code language

• Low-level language

Answer explanation

Machine language is considered a low-level language, as it directly corresponds to the hardware and is the most basic form of programming language.

What is the main advantage of high-level languages?

• Portability

• Machine dependency

• Efficiency

• Understandability

Answer explanation

The main advantage of high-level languages is their understandability, making it easier for programmers to read, write, and maintain code compared to low-level languages.

What is the function of an operating system?

• Provide an interface between user and hardware

• Convert programs into machine language

• Perform maintenance tasks

• Create high-level programs

Answer explanation

The function of an operating system is to provide an interface between the user and hardware, allowing users to interact with the computer system.

Which utility software is used for disk optimization?

• Disk defragmentation

• Language processor

• Backup

• Antivirus

Answer explanation

Disk defragmentation is the utility software used for disk optimization, as it rearranges fragmented data on the disk to improve performance.

What is the purpose of a language processor?

• Manage files and folders

• Control overall operations

• Perform maintenance tasks

• Translate programs into machine language

Answer explanation

The purpose of a language processor is to translate programs into machine language, enabling computers to execute the instructions provided by programmers.

What is the main difference between low-level and high-level languages?

• Machine-oriented vs English words

• Machine-dependent vs machine-independent

• Binary vs decimal number system

• Hardware vs software components

Answer explanation

Low-level languages are machine-dependent, while high-level languages are machine-independent, allowing for easier portability across different systems.

What is the representation of ON and OFF states in a computer?

• 1 and 0

• Yes and No

• A and B

• True and False

Answer explanation

In a computer, the representation of ON and OFF states is typically done using the binary system, where ON is represented by 1 and OFF is represented by 0.

Which type of software is used to protect a computer from malware?

• Firewall

• Language processor

• Backup

• Antivirus

Answer explanation

Antivirus software is specifically designed to protect a computer from malware, making it the correct choice in this case.

What is the main function of RAM in a computer system?

• Store temporary data and instructions

• Control overall operations

• Perform maintenance tasks

• Translate programs into machine language

Answer explanation

The main function of RAM in a computer system is to store temporary data and instructions.