Consider the following relation: CAR_SALE(Car#, Date_sold, Salesman#, Commision%, Discount_amt) Assume that a car may be sold by multiple salesmen and hence {CAR#, SALESMAN#} is the primary key. Additional dependencies are: Date_sold ->Discount_amt and Salesman# ->commission% Based on the given primary key, is this relation in 1NF, 2NF, or 3NF? Why or why not? How would you successively normalize it completely?

Acomputer is a multipurpose device that accepts input, processes data, stores data, and produces output, all according to a series of stored . the processing unit of most modern computers is a(n) . the instructions that tell a computer how to carry out a task are referred to as computer , which are distributed as software. computers run three main types of software: software, system software, and development tools. an example of system software is a computer system, which is essentially the master controller for all the activities that a digital device performs. digital devices are constructed using tiny electronic components that represent data bits as electrical signals. the system unit houses the system board, which contains several circuits made from semiconducting materials. computers come in three popular form factors: component, , and slate. many of today's digital devices operate on battery power supplied by ion batteries. battery life and lifespan can be extended by following good battery management practices.

Sam is a data analyst at an advertising firm. he often uses a spreadsheet that contains media ratings details. he would like to filter the spreadsheet data based on different filter criteria. which operators can he use to specify the combination of filter criteria? sam can use the ( blank ) operators to specify a combination of filter criteria.

Q-1 which of the following can exist as cloud-based it resources? a. physical serverb. virtual serverc. software programd. network device