Multiple Choice Questions: Unit 9.4 Review

Software designed to help a user perform a specific task, such as a word processor, spreadsheet, or mobile phone app, is known as:

• Systems software

• Applications software

• Operating system

• Utility software

Which of the following is a primary task carried out by the operating system?

• Creating spreadsheets

• Developing program prototypes

• Managing the hardware of the device

• Converting high-level code into machine code

Software that manages the smooth functioning of a digital device by helping the operating system manage tasks and resources is defined as:

• Applications software

• Security software

• Utilities software

• Plug-and-play software

A specific type of utility program that operates a piece of hardware connected to a computer, such as a printer or monitor, is called a:

• Security firmware

• Device driver

• Disc defragmenter

• Compiler

What is the process called when the operating system uses an algorithm to decide where to store files on the hard drive, ensuring all parts of the file are located after one another?

• Compression

• Encryption

• Defragmentation

• Sampling

Which of the following is not listed as a type of security software?

• Firewalls

• Anti-virus

• Disc defragmenter

• Anti-spyware

What is the smallest unit of binary data, represented by a single 0 or 1, called?

• Byte

• Nibble

• Bit

• Character

Eight bits grouped together form a unit of storage known as a:

• Kilobit

• Nibble

• Byte

• Gigabyte

To convert a file size from a larger storage unit to a smaller storage unit (e.g., converting Gigabytes to Megabytes), which mathematical operation must be used?

• Addition

• Multiply by 1000

• Division by 1000

• Subtraction

What is the process of taking measurements of a sound wave at fixed intervals in time to convert it into a digital format called?

• Quantization

• Encoding

• Sampling

• Defilement