Computer Quiz

In the evolution of information processing, the transition from punch cards to magnetic tapes primarily addressed the limitation of:

• processing speed
• data security
• portability
• storage capacity

Consider a natural language sentence. Which of the following best describes the relationship between data, information, and knowledge in this context?

• Data is the understanding gained from information, information is raw facts, and knowledge is processed data.
• Data is processed data, information is raw facts, and knowledge is the understanding gained from data.
• Data is raw facts, information is the understanding gained from data, and knowledge is processed information.
• Data is raw facts, information is processed data, and knowledge is the understanding gained from information.

A virtual memory system allows a computer to:

• Use disk space as an extension of RAM
• Use printer memory as RAM
• Store data only in RAM
• Increase CPU speed

A non-volatile storage device that retains data even when the power is off is:

• Hard Disk Drive (HDD) or Solid-State Drive (SSD)
• CD-ROM
• Flash Drive
• RAM

A device used for converting analog signals (like sound waves) into digital signals is a:

• Analog-to-digital converter (ADC)
• Analog signal enhancer
• Digital-to-analog converter (DAC)
• Analog-to-analog converter (AAC)

A computer program specifically designed to carry out a particular task is called:

• script
• code
• algorithm
• database

In a multiprogramming environment, the operating system is responsible for:

• Providing entertainment to users
• Cooking meals for the users
• Predicting the weather accurately
• Managing and scheduling multiple programs, allocating system resources, providing a communication interface, handling errors and exceptions, and ensuring system security.

A graphical user interface (GUI) primarily interacts with the user through:

• tactile elements
• visual elements
• olfactory elements
• auditory elements

A computer network that allows users to share resources like files and printers is a:

• WAN
• MAN
• VPN
• LAN

Which of the following statements about computer hardware is FALSE? a) The CPU is responsible for executing instructions and performing calculations. b) Secondary storage devices can store data permanently, even when the power is off. c) Input devices allow users to provide data and instructions to the computer. d) The operating system is a physical component of the computer.

• a) The CPU is responsible for cooling the computer.
• b) Secondary storage devices can only store data temporarily.
• d) The operating system is a physical component of the computer.
• c) Input devices allow users to provide power to the computer.