2019-2020-1 20191232 "Introduction to information security professional," the tenth week learning summary

Learning content summary

This week learned spreadsheet, learned to use for Excel, how to use the function sum, average, count, find the maximum, minimum, and do sorting charts (bar charts, pie charts).

Database and List Management Functions

AVERAGE Returns the average of selected database entries

The COUNT calculation database contains the cell number

COUNTA calculated database of non-null cell number

DGET extracted from the database records that meet the specified criteria single

MAX returns the largest value in the selected database entries

MIN returns the smallest value in the selected database entries

PRODUCT  value is multiplied by a specific field (this field is recorded in the database specified condition records)

STDEV  estimated standard deviation of the sample according to the selected item in the database

STDEVP overall standard deviation calculated based on a sample of the selected item in the database

SUM field column of the database records that satisfy the conditions in the digital sum

VAR estimates variance based on the sample database selected item

VARP  entire population variance is calculated according to the selected item in the database

GETPIVOTDATA stored in the return PivotTable data

Date and time functions

DATE returns the number of a particular time series

DATEDIF Calculation between two dates, month, day number

DATEVALUE Converts a date text format for the number series

DAY convert several series for the day of the month

DAYS360 calculates the number of days between two dates of 360 days per year

The number of series a date specified number of months after EDATE return before the start date or

EOMONTH Returns the specified number of months before the number of series or after the last day of the month

HOUR hours to convert the number of series

MINUTE minutes to convert the number of series

MONTH convert several series for the month

NETWORKDAYS returns the full number of working days between two dates

NOW Returns the number of the current date and time series

SECOND number series will be converted to seconds

TIME Returns the number of a particular time series

TIMEVALUE time to convert the text format as the number of series

TODAY Returns the number of series of today's date

WEEKDAY converts the number series for the week

Before WORKDAY Returns the number of working days in a series or after the date of

YEAR convert several series for the year

In years of fractional number of days YEARFRAC return on behalf START_DATE (start date) and END_DATE (end date) between

DDE and external functions

CALL call dynamic link library (DLL) or code source process

REGISTER. ID Returns the specified DLL code source or the registration ID is registered

SQL.REQUEST connect an external data source, and from the work table to run the query, and then the result as an array of return, without the need for macro programming.

For additional information about CALL and REGISTER functions

Engineering Functions

BESSELI returns the modified Bessel function IN (X)

BESSELJ return Bessel function JN (X)

BESSELK return Bessel functions KN (X) modified

BESSELY return Bessel functions YN (X)

XLFCTBIN2DEC, BIN2DEC convert binary number to decimal

BIN2HEX Converts a binary number to hexadecimal

BIN2OCT Converts a binary number to octal

COMPLEX converting a real coefficient and an imaginary coefficient of a complex number

The CONVERT a measure of the number of units converted to another unit of measurement system

DEC2BIN to convert a decimal number to binary

DEC2HEX convert decimal to hexadecimal

DEC2OCT Converts a decimal number to octal

DELTA detect two values ​​are equal

ERF returns the error function

ERFC return error function

GESTEP detected number is greater than a certain threshold

HEX2BIN convert a hexadecimal number to binary

HEX2DEC hexadecimal number to decimal number

HEX2OCT convert a hexadecimal number to octal

IMABS returns the complex absolute value (modulus)

IMAGINARY returns the imaginary coefficient of a complex number

IMARGUMENT return parameters THETA, an angle expressed in radians

IMCONJUGATE returns the complex conjugate of the complex

IMCOS Returns the cosine of a complex number

IMDIV return quotient of two complex numbers

IMEXP returns the complex exponential

IMLN return the natural logarithm of a complex number

IMLOG10 return plurality of a number of common

IMLOG2 returns the complex logarithm to base 2 of the

IMPOWER returns the complex integer powers

IMPRODUCT returns the product of two complex numbers

IMREAL returns real coefficient of the complex of

Returns the sine of a complex number IMSIN

IMSQRT return to the square root of a complex number

Returns the difference of two complex IMSUB

IMSUM return of two complex and

OCT2BIN Converts an octal number to binary

OCT2DEC will octal number to a decimal number

OCT2HEX Converts an octal number to hexadecimal number

Financial Functions

ACCRINT returns accrued interest periodic interest securities

ACCRINTM return to maturity securities of a one-time payment of interest accrued interest

AMORDEGRC return the depreciation of the value of each accounting period

AMORLINC return the depreciation of the value of each accounting period

COUPDAYBS return the number of current expiration date of the coupon period to deal

COUPDAYS return payment period closing date where the number of days

COUPDAYSNC Returns the number of days between the date from the settlement date until the next interest

COUPNCD returns the next closing date of the interest payment date after date

COUPNUM return interest between settlement date and maturity date to cope with the number of

COUPPCD return to the previous interest payment date prior to the date of closing date

CUMIPMT return amount of interest accumulated between the two periods of repayment

CUMPRINC return the principal amount repaid during the accumulation period of between two

DB balance method using a fixed decrement, return an asset depreciation period specified

DDB using double declining balance method , or other methods specified, returns the value of an asset depreciation period specified

DISC returns the discount rate securities

DOLLARDE price will be expressed as a fraction into a decimal representation by price

DOLLARFR price will be converted into a price expressed as a decimal fraction represented by

DURATION Returns the modified duration of periodic interest securities

EFFECT Returns the effective annual interest rate

FV Returns the future value of an investment

FVSCHEDULE returns the future value of principal based on a series of compound interest

INTRATE return to a one-time interest rate securities

IPMT returns to the interest repayments within a given period of investment

IRR returns the internal rate of return of a set of cash flows

ISPMT calculation of interest paid during a specific period of investment

MDURATION return assumptions MACAULEY correction term securities of nominal value of 0

MIRR returns positive and negative cash flows using a modified internal rate of return of different interest rates

NOMINAL Returns the nominal annual interest rate

NPER Returns the number of periods of investment

NPV based on a series of fixed cash flows and the discount rate for each period, the net present value of an investment return

ODDFPRICE returned odd first date is not fixed nominal value of the price of securities 0

ODDFYIELD returned odd first date is not fixed yield securities

ODDLPRICE return late interest payment date is not fixed the price of face value of securities 0

ODDLYIELD return late date is not fixed interest securities yield

PMT return of investment or loan payments each issue

PPMT return on investment within a given periodic times of principal repayments

PRICE returns the periodic interest securities face value price 0

PRICEDISC return of securities issued at a discount price of par value 0

PRICEMAT price return pays interest at maturity securities face value 0

PV Returns the present value of the investment

RATE return annuity rate periods

RECEIVED Returns the one-time payment of interest due in the amount of securities

SLN Returns the straight-line depreciation of an asset each installment fee

SYD returns a value of an asset depreciation calculated by summation life depreciation method

TBILLEQ return to the bond equivalent yield of T-bills

Return 0 TBILLPRICE face value of Treasury prices

TBILLYIELD return to profitability of T-bills

VDB using the declining balance method, returned depreciation of an asset over a specified period or a period of time

XIRR Returns the internal rate of return one set of cash flows occur from time to time

XNPV returns a net present value of cash flows of the group occurred from time to time

YIELD returns the periodic interest yield securities

YIELDDISC return annual yield securities issued at a discount, such as: Treasury

YIELDMAT return pays interest at maturity securities annual rate of return

Information Functions

CELL Returns information about cell formatting, content or location

Calculating the number COUNTBLANK region of the hollow cells

ERROR.TYPE returns an error corresponding to the type of digital

INFO Returns information about the current operating environment

ISBLANK If the value is null, then return TRUE.

ISERR If the value is other than # N / A error value , then return TRUE.

If the value is any error value ISERROR Returns TRUE.

ISEVEN If the number is even, then returns TRUE.

ISLOGICAL If the value is a logical value, then return TRUE.

If the value ISNA # N / A error value, then return TRUE.

ISNONTEXT If the value is not text, it returns TRUE.

ISNUMBER If the value is a number, then return TRUE.

ISODD If the number is odd, then return TRUE.

If the value is referenced ISREF, TRUE is returned.

If the value ISTEXT text, return TRUE.

N returns into a digital value

NA return error value # N / A

XLFCTTYPE TYPE return value indicating the data type of a digital

Logical Functions

AND if all parameter to TRUE, TRUE is returned

Returns FALSE logical value FALSE

IF detected to perform specified logic

NOT inverted logical value of the parameter

OR If any parameter is TRUE, then return TRUE

Returns the logical value TRUE TRUE

Lookup and Reference Functions

ADDRESS in text form to return to the worksheet in a single cell reference

AREAS Returns the number of the reference region

CHOOSE select a value from a list of values

COLUMN Returns the column number of a reference

COLUMNS Returns the number of columns in a reference

HLOOKUP to find the array of the top line and return value indicates the cell

HYPERLINK create a shortcut or jump to open the store in the web server document on the intranet or the INTERNET

INDEX from using the index value to select a reference or array

INDIRECT Returns a reference indicated by a text value

LOOKUP to find the value in a vector or array

MATCH in a reference or array lookup values

Returns a reference to the offset OFFSET from the given references

ROW Returns the row number of a reference

ROWS Returns the number of rows in a reference

Returns an array transposition TRANSPOSE

VLOOKUP lookup array moved through the first column and row, and then return the cell value

study-time

Planning time per week: 10 hours

Actual hours per week: 12 hours

 

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Origin www.cnblogs.com/zhaojingle/p/12007274.html