Computer Knowledge Questions on Data Processing Cycle | Set – 46

Correct Answer: C. Fetch cycle

Explanation- The next instruction is fetched from the memory address that is currently stored in the program counter and stored into the instruction register. At the end of the fetch operation, the PC points to the next instruction that will be read at the next cycle.

Correct Answer – B. Buses

Explanation- Information travels between components on the mother board through Buses. Information travels between components on the motherboard throu… Peripherals are the devices that are connected to the computer. It is used for the information to travel between components on the motherboard. For example, keyboard, mouse, scanner, printer etc.

Correct Answer – D. Multi-user processing

Explanation-Other than D), all are the types of data processing.

Types of Data Processing

• Electronic Data Processing (EDP)
• Online Processing
• Real time processing
• Batch processing
• Distributed Processing
• Multi-Processing
• Time sharing

Correct Answer – A. Data copy

Explanation- Data collection, processing and storage are the functions of a computer.

Correct Answer – B. Control Unit

Explanation-The Control Unit (CU) is a component of a computer’s Central Processing Unit (CPU) that directs the operation of the processor. It tells the computer’s memory, Arithmetic Logical Unit (ALU) and input and output devices how to respond to the instructions that have been sent to the processor.

Correct Answer: A. ALU

Explanation-The ALU can perform Arithmetic and Logical operations. The set of arithmetic operations that an ALU supports to addition, subtraction and more complex mathematical operations.

Correct Answer – C. Data, information

Explanation- computer accepts raw data as input and provides information as output after processing.

Correct Answer – A. Executing

Explanation- The process of carrying out commands is called executing.

Correct Answer – B. processing

Explanation-Data processing refers to the transformation of raw data into meaningful output. Data can be done manually using a pen and paper, mechanically using simple devices e.g. typewriter or electronically using modern data processing tools e.g. computers.

Correct Answer: C. Sockets

Explanation- On the motherboard, the connection points for chips are referred to as Sockets.

Slots – for board plug
Sockets – connection points for chips
Ports – Connectors or cable plugs