IT DIGEST
There are approximately 5,000 U.S. indexes. The three most widely followed indexes in the U.S. are the S&P 500, Dow Jones Industrial Average, and Nasdaq Composite. What are the 4 major indexes? Market Indices Dow Jones Industrial Average (DJIA) The Dow Jones Industrial Average is an index of 30 “blue chip” stocks of U.S. industrial […]
Indexes are used to quickly locate data without having to search every row in a database table every time a database table is accessed. Indexes can be created using one or more columns of a database table, providing the basis for both rapid random lookups and efficient access of ordered records. What is the purpose […]
America was founded in 1776, which is between 7 and 10 generations ago (depending on the definition of generation used). How many generations are there in 100 years? Generally, three or four generations span 100 years, but depending on a number of factors, that same amount of time could produce as little as two generations […]
To get around this, bump the date by one in the end. For example, June 1, 2000 to June 1, 2001 is less than twelve months. However, June 1, 2000 to June 2, 2001 is 12 months. How do you calculate the number of months between two dates? To find the number of months or […]
In a new cell, type in =DATEDIF(A1,B1,”Y”). The “Y” signifies that you’d like the information reported in years. This will give you the number of years between the two dates. To find the number of months or days between two dates, type into a new cell: =DATEDIF(A1,B1,”M”) for months or =DATEDIF(A1,B1,”D”) for days. How do […]
A high drain battery is one that has high output voltage and current to meet the power demands of the portable device in which it is being used. Such batteries are mainly used in devices that need a constant supply of power. What are low drain batteries good for? Best use: “Low-drain” devices such as […]
Yes it does come with a remote. Using the remote allows you to talk to Alexa from any room in the house.My Echo included a remote. Does the Echo show 8 have a remote control? I called the Amazon help line who responded saying, there is no remote for the Echo, they are voice controlled.If […]
Order of a graph is the number of vertices in the graph. Size of a graph is the number of edges in the graph. Create some graphs of your own and observe its order and size. What is the order of a complete graph? A graph in which each vertex is connected to every other […]
Can you fix a broken laptop charger? If the charger is truly broken, the only thing to do is to replace it or the power cord attached to it. Look on the bottom and write down the part number. Call the laptop manufacturer for a replacement charger or search for the part number on eBay. […]
Wireless networks operate using Radio Frequency (RF) technology, a frequency associated with radio wave propagation within the electromagnetic spectrum. An electromagnetic field is generated when an RF current is supplied to an antenna that can then spread through space. How does wireless work? A wireless network uses radio waves, just like cell phones, televisions and […]