Explore topic-wise MCQs in Current Affairs.

This section includes 3246 Mcqs, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.

401.

To drag a selected range of data to another worksheet in the same workbook, use the

A. tab key
B. alt key
C. shift key
D. ctrl key
Answer» E.
402.

The style is draw a vertical line through the middle of each word is called _____.

A. reverse
B. strike thru
C. italic
D. normal
Answer» C. italic
403.

Save option is present in _______ bar.

A. menu bar
B. title bar
C. tool bar
D. tool box
Answer» D. tool box
404.

Pagemaker is a ___________ software.

A. desktop publishing
B. word processor
C. spreadsheet
D. presentation
Answer» B. word processor
405.

Layout is in _______ bar.

A. menu bar
B. title bar
C. tool bar
D. tool box
Answer» B. title bar
406.

________ is at the top of the window and it display the name of theapplication.

A. menu bar
B. title bar
C. tool bar
D. tool box
Answer» C. tool bar
407.

__________ is displayed below the title bar

A. menu bar
B. title bar
C. tool bar
D. tool box
Answer» B. title bar
408.

The commonly used standard data code to represent alphabetical, numerical and punctuationcharacters used in electronic data processing system is called

A. ascii
B. ebcdic
C. bcd
D. all of above
Answer» E.
409.

The way a particular application views the data from the database that the applicationuses is a

A. module.
B. relational model.
C. schema.
D. sub schema.
Answer» E.
410.

The language which has recently become the defacto standard for interfacing application programswith relational database system is

A. oracle.
B. sql.
C. dbase.
D. 4gl
Answer» C. dbase.
411.

Which of the following operation is used if we are interested in only certain columns of atable?

A. projection
B. selection
C. union
D. join
Answer» B. selection
412.

Which of the following button will allow you to add, delete, or change records in yourData Source?

A. ‘data source’ button
B. ‘edit’ button
C. ‘edit data source’ button
D. ‘data editing’ button
Answer» D. ‘data editing’ button
413.

The spelling tool is placed on ______ toolbar

A. standard
B. formatting
C. drawing
D. reviewing
Answer» B. formatting
414.

__________ is a table consisting of rows and columns.

A. worksheet
B. cell
C. workbook
D. range
Answer» B. cell
415.

The tool used to select any kind of object on the page is called ______.

A. rotate tool
B. text tool
C. pointer tool
D. crop tool
Answer» D. crop tool
416.

_______ is used to specify both color and type of fill and line in one operation.

A. fill and stroke
B. fill
C. insert page
D. force justify
Answer» B. fill
417.

________ is the line between two lines of type.

A. leading
B. tracking
C. formatting
D. editing
Answer» B. tracking
418.

To insert a chart to excel, click on _______ tab.

A. insert
B. home
C. formulas
D. view
Answer» B. home
419.

The variance of two observations 10 and 17 is

A. 12.25
B. 12
C. 1.225
D. 13
Answer» B. 12
420.

The basis of classification according to differences in time is called

A. Ordinal classification
B. Temporal classification
C. Spatial classification
D. Qualitative classification
Answer» B. Temporal classification
421.

The frequencies of three class intervals 54 – 58, 59 – 63, 64 – 68 of a distribution arerespectively 4, 8 and 12. The frequency density of the 2nd class is

A. 1
B. 1.2
C. 1.6
D. 2
Answer» E.
422.

If a variable x takes the values 12 and 24 with equal frequencies, then mean of x is

A. 36
B. 18
C. 22
D. 28
Answer» C. 22
423.

Consider the following data: Marks in 0 – 9 10 – 19 20 – 29 30 – 39 40 – 49 Total Mathematics No. of students (f) 10 8 12 15 5 50 Frequency density of the second class is

A. 0.8
B. 8
C. 1.2
D. 1
Answer» B. 8
424.

If the odds against an event 3:5, the probability of that event is

A. 3/8
B. 5/8
C. 2/3
D. 1/3
Answer» C. 2/3
425.

If the A.M of 14, 16, x, 25, 21 be 19, then the value of x is

A. 16
B. 19
C. 12
D. 21
Answer» C. 12
426.

Given a table: Value (greater than) 100 150 200 250 Frequency 50 32 9 0 The number of observations between 150 and 200 is

A. 23
B. 15
C. 8
D. 18
Answer» B. 15
427.

Given : Q3 – Q1 = 8, Q3 + Q1 = 22, Median (Q2) = 10.5. The coefficient of skewness is

A. 1/8
B. 1/7
C. 1/5
D. 1
Answer» B. 1/7
428.

For a symmetrical distribution first quartile and median are respectively 20 and 24. Thethird quartile of the distribution is

A. 28
B. 26
C. 22
D. 32
Answer» E.
429.

If the relation between two variables x and y be 5x + 7y = 28 and median of y be 3, then the median of x is

A. 1.4
B. - 4.2
C. 3
D. 13/7
Answer» B. - 4.2
430.

The Geometric Mean (G.M) for the series 1, 2, 4 is

A. 2
B. 7/3
C. 3/7
D. 2.5
Answer» B. 7/3
431.

A random variable X can take the values -1, 0 and 1 with respective probabilities 0.2,0.5 and 0.3. The expected value of X is:

A. 0.3
B. 0.5
C. 0.2
D. 0.1
Answer» E.
432.

If the two regression coefficients are byx = - 0.4 and bxy = - 0.9 then the value ofcorrelation coefficient (r) is

A. 0.6
B. 0.65
C. - 0.6
D. - 0.65
Answer» D. - 0.65
433.

If the events A and B are mutually exclusive then

A. P (A + B) = P (A) + P (B)
B. P (A + B) = P (A) – P (B)
C. P (A + B) = P (A) P (B)
D. P (A + B) = 0 18
Answer» B. P (A + B) = P (A) – P (B)
434.

Two dice are thrown simultaneously, the probability of obtaining a total sum 8 is

A. 1/6
B. 5/6
C. 5/36
D. 7/36
Answer» C. 5/36
435.

The absolute deviations of the values of a variables from the mean are 10, 15, 19, 2, 14. The mean deviation is 15

A. 16
B. 14
C. 12
D. 9
Answer» D. 9
436.

Out of total outlay 40,000 (crore) during an annual plan of a country, the central angle represented by education of amount Rs. x crore is 720. The value of x (in crore) is

A. 10,000
B. 9,000
C. 6,000
D. 8,000
Answer» E.
437.

For a symmetric distribution, skewness is

A. 0
B. 1
C. -1
D. 0.5
Answer» B. 1
438.

The mode for the series 2, 5, 7, 6, 3, 7, 4, 7, 9, 2 is

A. 6
B. 2
C. 7
D. 9
Answer» D. 9
439.

The regression equation of y on x is 3x – 5y = - 12 and regression equation of x on y is2x – y = 7. The value of y when x = 10 is

A. 8.4
B. 6.5
C. 7
D. 9
Answer» B. 6.5
440.

The vertical axis of an ogive shows

A. Cumulative frequencies
B. Absolute frequencies
C. Frequency densities
D. Class boundaries
Answer» B. Absolute frequencies
441.

The A.M of first n natural numbers is 6. The value of n is

A. 12
B. 9
C. 11
D. 16
Answer» D. 16
442.

If A and B be two mutually exclusive events and P(A) = 3/4; P (A U B) = 5/6 then P(B) is

A. 2/3
B. 3/5
C. 5/12
D. 1/12
Answer» E.
443.

The 1st and 3rd quartiles of a frequency distribution are respectively 25 and 45. If thecoefficient of skewness be – 0.1, then the median is

A. 36
B. 32
C. 24
D. 28
Answer» B. 32
444.

If A.M and the coefficient of variation of x are 6 and 50% respectively, then the variableof x is

A. 3
B. 6
C. 9
D. 11
Answer» D. 11
445.

The Harmonic Mean (H.M.) of the series 1, 2, 4 is

A. 5
B. 7
C. 7/5
D. 12/7
Answer» E.
446.

The Arithmetic Mean for the series 2, 6, 5, 7, 9, 4, 2 is

A. 7
B. 4
C. 5
D. 6
Answer» D. 6
447.

For a given frequency distribution C.V = 30%, variance = 36 and Pearson’s Coefficientof Skewness = - 0.25, the mode of the distribution is

A. 24
B. 20
C. 21.5
D. 24.5
Answer» D. 24.5
448.

The Standard Deviation (S.D) for 2 and 8 is 16

A. 5
B. 4
C. 3
D. 6
Answer» D. 6
449.

If two regression equations x + 5y = 13 and 3x – 2y = 5, then the mean values of x andy are respectively.

A. (2, 3)
B. (3, 2)
C. (4, 5)
D. (5, 4)
Answer» C. (4, 5)
450.

The mean deviation about median of 28, 7, 16, 14, 24, 15, 34, 30 is

A. 8
B. 6
C. 10.5
D. 12
Answer» B. 6