Computer Overview (Sumita Arora) Textbook Solutions 7th Edn credits: Q1: Storage of 1KB means the following number of bytes: (a) 1000 (b) 964 (c) 1024 (d) 1064 Answer: (c) 1024 bytes Q2: One Megabyte is equivalent to (a) 2 10 bytes (b) 2 20 bytes (c) 2 30bytes (d) none of these Answer: (b) 2 20 bytes (1 MB = 1024 KB = 2 10 KB = 2 10× 2 10 bytes = 2 20 bytes) Q3:What do you understand by IPO cycle? Answer: It stands of Input-Process-Output cycle.

• Ict Book For Class 11 12 Pdf
• Class 12 Sumita Arora Solutions
• Computer Science Book For Class 11 By Sumita Arora Pdf Files Download

Ict Book For Class 11 12 Pdf

Class 12 Sumita Arora Solutions

Infinite stratos 2 ova uncensored sub indo. A computer follows IPO cycle i.e. It takes data as input, processes it and takes out information as an output. Q4: What are the functional components of a digital computer? Answer: The functional components of a digital computer are: • Input Unit • Central Processing Unit (CPU) consisting of ALU (Arithmetic Logic Unit) and CU (Control Unit) • Output Unit • Storage (Memory) Q5: What are the components of CPU? What is its role?

Computer Science Book For Class 11 By Sumita Arora Pdf Files Download

What is the function of control unit of CPU? Answer: The CPU is the brain of the computer system. It has three main components: • Arithmetic and Logic Unit (ALU) • Control Unit • Registers The arithmetic and logic unit (ALU) is the part of CPU where actual computations (arithmetic or logical) take place. The control unit directs and controls the activities of the computer system.