Posted inComputer Networking Definition Explanation Notes
Define Delivery? Explain various delivery concepts or methods.
Delivery: Delivery refers to the way a packet is handled by the underlying network under the…
Posted inComputer Networking Definition Explanation Notes
What is connecting device? Describe 4 connecting devices.
Connecting Devices: Devices that are used to connect other devices are called connecting devices. That is,…
Posted inComputer Networking Explanation Notes
Describe CSMA/CA or Carrier Sense Multiple Access with Collision Avoidance.
Carrier Sense Multiple Access with Collision Avoidance (CSMA/CA):This is a wireless network multiple access method…
Posted inComputer Networking Explanation Notes
Describe CSMA/CD or describe the access method of Ether LANs.
CSMA/CD (Carrier Sense Multiple Access with Collision Detection): The IEEE 802.3 defines the Carrier Sense Multiple…
Posted inC Programming Explanation Notes
Explain the Basic Structure of a C Program with an Example.
Basic structure of C programming. To write a C program, we first create functions and then put them together. A C program may contain one or more sections. They are illustrated below.
What is computer threat? Describe 6 computer threats.
Computer Threats:A threat, in general, is a person or a thing likely to cause damage…
What is malware? Describe any 5 types of computer malware with an example.
MalwareMalicious Software or Malware is any piece of software that disrupts computer operation, steal information,…
What are the 6 steps followed by CPU in computer to Execute an Instruction?
CPU (Central Processing Unit)
CPU or central processing unit in computer is an electronic circuitry that carries out the instruction given by a computer program. CPU in computer execute instruction by performing basic arithmetic, logical, control and I/O operations as required per instruction. CPU in computer is considered to be the brain of the computer. The speed and efficiency of a computer mostly depends on it’s CPU.
Posted inComputer Fundamentals Definition Functions Notes Roles
What is Motherboard? What are the role or functions of motherboard?
Motherboard:A motherboard is a printed circuit board (PCB) that holds other modular devices, both required…
Define Instruction Set Architecture. What are the main objectives of ISA in computer systems.
Instruction Set Architecture (ISA):An instruction set is the interface between a computer's software and its…