Ctrl + Alt + Delete is the keys used by some PCs to reboot frozen computers by using task manager to kill any nonresponding applications. Another way to do this on some other is Ctrl + Shift + Esc.
16. Branch or tree cutter
17.paint tape
18. Knife
19. Pots
20. Waterer
Answer:
1101001 is binary 105
128 in binary is 10000000
Answer:
1940 – 1956: First Generation
1956 – 1963: Second Generation
1964 – 1971: Third Generation
1972 – 2010: Fourth Generation
2010- : (Present )Fifth Generation
Explanation:
- First Generation Computers (1940-1956):In this Generation the main component of computers were Vacuum Tubes.
- Second Generation Computers (1956-1963):In this generation the main component of computers were Transistors.
- Third Generation Computers (1964-1971):In this generation the main component of computers were Integrated Circuits.
- Fourth Generation Computers (1972-2010):In this generation the main component of computers were Microprocessor
- Fifth Generation (2010-Present):In this generation the main component of computers is Artificial Intelligence
“Hexadecimal uses digits that more closely resemble our usual base-10 counting system and it's therefore easier to decide at a glance how big a number like e7 is as opposed to 11100111. Higher information density. With 2 hexadecimal digits, we can express any number from 0 to 255.”
