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alwaysquiz

Computer Operator Mock Test
Day -21

1. Computers with 80286 microprocessor is

1 point

XT Computer

AT Computer

PS/2 Computer

None of the above

Clear selection

2. An application suitable for sequential processing is

1 point

Processing of grades

Payroll processing

Both a and b

All of above

Clear selection

3. Which of the following is not processing?

1 point

arranging

manipulating

calculating

gathering

Clear selection

4. The digital computer was developed primarily in

1 point

USSR

Japan

USA

Clear selection

5.Software in computer

1 point

enhances the capabilities of the hardware machine

increases the speed of central processing unit

both of above

none of above

Clear selection

6.Todays computer giant IBM was earlier known by different name which was changes in 1924. What was the name?

1 point

Tabulator Machine Co.

Computing Tabulating Recording Co.

The Tabulator Ltd.

International Computer Ltd.

Clear selection

7. Before a disk drive can access any sector record, a computer program has to provide the records disk address. What information does this address specify?

1 point

Track number

Sector number

Surface number

All of above

Clear selection

8. The arranging of data in a logical sequences is called

1 point

Sorting

Classifying

Reproducing

Summarizing

Clear selection

9. What is the responsibility of the logical unit in the CPU of a computer?

1 point

To produce result

To compare numbers

To control flow of information

To do math's works

Clear selection

10. Abacus was the first

1 point

electronic computer

mechanical computer

electronic calculator

mechanical calculator

Clear selection

11. If in a computer, 16 bits are used to specify address in a RAM, the number of addresses will be

1 point

216

65,536

64k

None of above

Clear selection

12. Instructions and Memory address are represented by

1 point

Character code

Binary code

Binary word

Parity bit

Clear selection

13.The terminal device that functions as a cash register, computer terminal, and OCR reader is the

1 point

Data collection terminal

OCR register terminal

Video Display terminal

POS terminal

Clear selection

14. A set of flip flops integrated together is called

1 point

Counter

Adder

None of the above

Clear selection

15. People often call............ as the brain of computer system

1 point

Control unit

Arithmetic Logical Unit

Central Processing Unit

Storage unit

Clear selection

16. The quality of a printer is measured by

1 point

Dot per sq. inch

Dot per inch

Dots printed unit time

All of the above

Clear selection

17. Which of the following was a special purpose computer?

1 point

ABC

ENIAC

EDVAC

All of the above

Clear selection

18. Which computer was considered the first electronic computer until 1973 when court invalidated the patent?

1 point

ENIAC

Mark-I

ABC

Clear selection

19.What was the computer invented by Attanasoff and Clifford?

1 point

Mark I

ABC

None of the above

Clear selection

20. Which of the following storage devices can store maximum amount of data?

1 point

Floppy Disk

Hard Disk

Compact Disk

Magneto Optic Disk

Clear selection

21. A physical Connection between the microprocessor memory memory and other parts of the microcomputer is known as

1 point

Path

Address Bus

Route

All of the above

Clear selection

22. High density double sided floppy disks could store ............of data

1 point

1.40 MB

1.44 GB

1.40 GB

1.44 MB

Clear selection

23. A high quality CAD system uses the following for printing drawing and graphs

1 point

Dot matrix printer

Digital printer

Line printer

All of the above

Clear selection

24. Which of the following is not an input device?

1 point

OCR

Optical Scanners

Voice Recognition Device

COM(Computer Output to Microfilm)

Clear selection

25. Magnetic disks are the most popular medium for

1 point

Direct Access

Sequential Access

Both of above

None of above

Clear selection

26. The Technique used by codes to convert an analog signal into a digital bit stream is known as

1 point

Pulse Code Modulation

Pulse stretcher

Query Processing

Queue Management

Clear selection

27. Regarding a VDU, Which statement is more correct?

1 point

it is an output device

it is an input device

Option 3

it is a peripheral device

it is hardware item

Clear selection

28. A Modern electronic computer is a machine that is meant for

1 point

Doing quick mathematical calculations

input, storage, manipulation and outputting of data

Electronic data processing

Preforming repetitive tasks accurately

Clear selection

29. When was vacuum tube invented?

1 point

1900

1906

1910

1880

Clear selection

30. Which of the following produces the best quality graphic reproduction?

1 point

Laser printer

Ink jet printer

Plotter

Dot matrix printer

Clear selection

31.If there are multiple recycle bin for a hard disk

1 point

you can set different size for each recycle bin

you can choose which recycle bin to use to store your deleted files

you can make any one of them default recycle bin

None of the above

Clear selection

32. Identify false statement

1 point

You can find deleted files in recycle bin

You can restore any files in recycle bin if you ever need

You can increases free space of disk by sending files in recycle bin

You can right click and choose empty recycle bin to clean it at once

Clear selection

33. If the displayed system time and details wrong, you can reset it using

1 point

Write

Calendar

Write file

Control panel

Clear selection

34. World Wide Web is being standard by

1 point

Worldwide corporation

W3C

World Wide Consortim

World Wide Web Standard

Clear selection

35. How many different positions can you set for drop cap?

1 point

Clear selection

36. How many ways you can save a document?

1 point

Clear selection

37. What is the maximum number of lines you can set for lines to drop box?

1 point

Clear selection

38. Single spacing in MS-WORD document causes........ point line spacing

1 point

Clear selection

39. What is the default number of lines to drop for drop cap?

1 point

Clear selection

40. Which of the following methods cannot be used to enter data in a cell

1 point

Pressing an arrow key

Pressing the Tab key

Pressing the Esc key

Clicking on the formula bar

Clear selection

41. You can activate a cell by

1 point

Pressing the Tab key

Clicking the cell

Pressing an arrow key

All of the above

Clear selection

42. Text formulas

1 point

Replace cell references

Return ASCII values of characters

Concatenate and Manipulate text

Show formula error value

Clear selection

43. When a picture or other graphic image is placed in the report header section it will appear

1 point

once in the beginning of the report

at the top of every page

every after record break

on the 1st and last pages of the report

Clear selection

44. Cascade delete option

1 point

is sure to delete all the records of all tables in a database

will repeat the recent delete operation to all the records of current table

is available in edit relationship dialog box which makes sure that all the related records will be deleted automatically when the record from parent table is deleted

none

Clear selection

45. This data type allows alphanumeric characters and special symbols.

1 point

text

memo

auto number

none

Clear selection

46. Query design window has two parts. The upper part shows

1 point

name of fields, field type and size

tables with fields and relationships between tables

criteria

sorting check boxes

Clear selection

47. In a database table, the category of information is called

1 point

tuple

field

record

all of the above

Clear selection

48. Which tab is not available on left panel when you open a presentation?

1 point

outline

slides

notes

all of above are available

Clear selection

49. A webpage displays a picture. What tag was used to display that picture?

1 point

picture

image

img

src

Clear selection

50. <b> tag makes the enclosed text bold. What is other tag to make text bold?

1 point

<dar>

<black>

<emp>

Clear selection

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