21. The word Computer used for the first time in____________?

A. 1613
B. 1614
C. 1615
D. 1616

22. In 1940, first electronic computer was invented by_______?

A. Clifford Bery
B. George Boole
C. Atanasoff and Berry
D. John V.Atanasoff

23. Which one is not a nickname of a version of Andriod?

A. Honeycomb
B. Cupcake
C. Gingerbread
D. Muffin

24. In computer, ALU has____________?

A. 2units
B. 3units
C. 4units
D. 5units

25. Windows 10 was launched in which year?

A. 2012
B. 2013
C. 2015
D. 2014

26. Vector graphics is composed of_____________?

A. Pixels
B. Paths
C. Palette
D. None of above

27. Which of the following types of memory improves processing by acting as a temporary high-speed holding area between the memory and the CPU?

A. RAM
B. ROM
C. EPROM
D. Cache memory

28. Computers that are used in large organizations such as insurance companies and banks, where many people frequently need to use same data, are____?

A. mainframe computers
B. super computers
C. hybrid computers
D. desktop computers

29. Rearranging data in a new sequence is known as__________?

A. Uploading
B. Updating
C. Sorting
D.Summarizing

30. Compiler can check___________?

A. Syntax Error
B. Logical Error
C. Both Logical and Syntax Error
D. None of these