CBSE,class 7,IT computer, unit 1, computer software
CBSE,class 7,IT computer, unit 1, computer software
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Cbse, class 7, IT COMPUTER, UNIT 1, TYPES OF SOFTWARE
Cbse, class 7, IT COMPUTER, UNIT 1, TYPES OF SOFTWARE Q:1. Select the correct option. a. This software directly interacts with the hardware and allows you to communicate with it. i. system software ii. application software iii. both (i) and (ii) iv. none of these b. Which of the following is an example of utility software? i. MS Excel ii. Google Chrome iii. Windows Media Player iv. Bull guard c. It is available for free and can be modified according to our requirements. i. firmware ii. open source software iii. both (i) and (ii) iv. none of these d. A set of one or more programs used to accomplish a specific task but not necessary for running the computer. i. system software ii. application software iii. both (i) and (ii) iv. none of these e. Which of the following is not an example of utility software? i. Norton Antivirus ii. Winzip iii. Windows Media Player iv. Bull guard 2. Do as direc
CBSE, class 6 , IT COMPUTER, unit 1 , evolution of computer, hw
CBSE, class 6 , IT COMPUTER, unit 1 , evolution of computer, hw Q:1 Fill in the blanks. a. The first generation of computers VACCUME TUBEs used. b. 5 th generation is based on parallel processing and AI (Artificial Intelligence) technology. c. An Abacus has two sections named heaven and earth . d. Pascal’s calculator was the first ever mechanical calculating machine or calculator with numerical wheels. e. Analytical engine was the first machine to have a set of programming instructions. 2. Name the following. a. A technology that makes computers think like human beings. àArtificial Intelligence technology b. The designer of difference engine. à Charles Babbage c. A type of computer used for weather forecasting. à Supercomputer d. A component of the analytical engine. à Store and Mill 3. Answer the following questions. a. List any three advantages of computers. Speed: Computers can process complex operations within seconds. Reliability: They are very reliable; they
CBSE,class 6 , IT computer, unit 1, evolution of computer
CBSE, class 6, IT computer, unit 1, evolution of computer Q. 1 Choose the correct option. a. The Electronic Numerical Integrator and Computer (ENIAC) is an example of computers. i. Second generation ii. Third generation iii. First generation iv. Fourth generation b. Identify the limitation of a computer from the following. i. A computer can perform calculations at a high speed. ii. A computer is a multipurpose machine. iii. A computer is a reliable machine. iv. A computer can store huge amounts of data but only the human brain can use and implement it. c. An Abacus has two sections named Earth and . i. Mill ii. Numerical wheels iii. Store iv. Heaven d. Which device is an example of mainframe computers?