Unit 4 review_1

Which type of software manages hardware resources and provides services for application software?

• Application software

• Utility software

• System software

• Security software

Which of the following is NOT an example of system software?

• Operating system

• Word processor

• Device driver

• Disk defragmenter

What is the primary function of an operating system?

• To create and edit documents

• To manage hardware and software resources

• To protect against viruses

• To analyze large datasets

Which software is used to maintain and optimize the performance of a computer?

• Application software

• System software

• Utility software

• Operating system

What does a device driver do?

• It controls the hardware connected to a computer

• It scans for viruses

• It manages user files

• It runs user applications

Which utility software is used to reorganize fragmented data on a hard drive?

• Device driver

• Disk defragmenter

• Firewall

• Word processor

What is the main purpose of security software?

• To edit images

• To protect the computer from malware

• To organize data

• To manage hardware

What is the process of converting analog sound into digital data called?

• Sound amplification

• Sound modulation

• Sound digitization

• Sound encryption

Which is the smallest unit of data in a computer?

• Byte

• Kilobyte

• Bit

• Megabyte

How many bits are in a byte?

• 4

• 8

• 16

• 32