Dear, readers we are presenting you a Computer Quick notes which will be helpful in your SBI PO & SBI Clerk Exam.
Computer Quick Notes
1. A collection of 8 bits is called byte.
3. Starting up on operating system is called booting.
4. A program used to browse the web is called browser.
5. Vacuum tube was used in First Generation Computer
6. The 1st commercially produced and sold
computer (1951) was UNIVAC.
7. http stands for hyper text transfer protocol.
8. The part of a computer that works with
the data/programs is called CPU.
9. The code for a Web page is written
using Hypertext Markup language
10. The first computers were programmed
using Machine language
11. A
filename is a unique
name that you give to a file of information
12. This can be another word for program software
13. Any data or instruction entered into
the memory of a computer is considered as storage
14. Which part of the computer displays
the work done monitor
15. A series of instructions that tells a
computer what to do and how to do it is called a program
16. Hardware is the part of a computer that one can
touch and feel .
17. Supercomputers refers to the fastest, biggest and
most expensive computers
18. Executing is the process of carrying out
commands
19. The rectangular area of the screen
that displays a program, data, and or information is a window
20. The process of a computer receiving
information from a server on the internet is known as - downloading
21. Disk
drive is the part of
the computer helps to store information
22. Arithmetic operations include
addition, subtraction, multiplication, and division
23. A keyboard is the king of input device
24. A collection of related information
sorted and dealt with as a unit is a file
25. Sending an e-mail is similar to writing a
letter
26. IT stands for information technology
27. A
menu contains
commands that can be selected
28. Plotter, printer, monitor are the
group consists of output devices
29. Edit
menu is selected to
cut, copy and paste
30. The most important or powerful
computer in a typical network is network
server
31. The primary purpose of software is to
turn data into information
32. The ability to find an individual item
in a file immediately direct access
is used.
33. To
make a notebook act
as a desktop model, the notebook can be connected to a docking station which is
connected to a monitor and other devices
34. You can use the tab key to move a
cursor across the screen, indent a paragraph.
35. A collection of related files is
called record.
36. Storage that retains its data after
the power is turned off is referred to as non-volatile
storage.
37. A
syntax contains
specific rules and words that express the logical steps of an algorithm.
38. Changing an existing document is
called the editing documentation
39. Virtual
memory is memory on
the hard disk that the CPU uses as an extended RAM.
40. Computers use the binary number system to store data and perform calculations.
41. The windows key will launch the start buttons.
42. To move to the beginning of a line of
text, press the home key.
43. When sending an e-mail, the subject
lines describe the contents of the message.
44. Tables, paragraphs and indexes work
with when formatting text in word.
45. TB
is the largest unit
of storage.
46. The operating system tells the computer how to use its components.
47. When cutting and pasting, the item cut
is temporarily stored in clipboard.
48. The blinking symbol on the computer
screen is called the cursor.
49. Magnetic
tape is not practical
for applications where data must be quickly recalled because tape is a sequential
because tape is a sequential access medium.
50. Rows
and columns are used
to organize data in a spread sheet.
51. When you are working on documentation
on PC, the document temporarily stored in flash
memory.
52. One megabyte equals approximately 1 million bytes.
53. Information travels between components
on the motherboard through buses.
54. RAM refers to the memory in your computer.
55. Computer connected to a LAN can share
information and or share peripheral
equipment
56. Utilities can handle most system
functions that aren‘t handled directly by the operating system
57. If you receive an e-mail from someone
you don‘t know then you should delete it
without opening it.
58. A set of instructions telling the
computer what to do is called program
59. LAN refers to a small single site network
60. A collection of programs that controls
how your computer system runs and processes information is called operating system.
61. Device drivers are small, special-purpose programs
62. Transformation of input into output is
performed by the CPU
63. Data going into the computer is called input.
64. Binary choice offer only two options
65. To indent the first paragraph of your
report, you should use tab key
66. A website address is a unique name
that identifies a specific web site on the web
67. A set of computer programs used for a certain
function such as word processing is the best definition of a software package
68. Alt, Ctrl & Shift keys in a keyboard
are known as: Modifier key
69. Caps lock, Num lock & Scroll lock in
a keyboard are known as: Toggle key
70. F1 to F12 keys in a keyboard are known
as: Function keys
