A computer worm<span> is a standalone </span>malware computer program<span> that replicates itself in order to spread to other computers.</span><span>Often, it uses a </span>computer network<span> to spread itself, relying on security failures on the target computer to access it. Worms almost always cause at least some harm to the network, even if only by consuming </span>bandwidth<span>, whereas viruses almost always corrupt or modify files on a targeted computer. It can also shutdown the computer or network.</span>
Answer:
1. Where,
2. From
Explanation:
In SQL query language when working on a database, a user can use certain clauses to carry out some functions.
Hence, The WHERE clause allows us to select only those rows in the result relation of the FROM clause that satisfy a specified predicate.
This is because the "Where clause" selects the rows on a particular condition. While the "From clause" gives the relation which involves the operation.
Answer:
Raytrace Button
Explanation:
In graphic design Raytrace is option to create reflections and transparency of the objects. This feature is used to make images beautiful by adding 3D effects by adding shadows and reflections. These features can be enabled in both transparency and Mirror panels.
In transparency panel, this button is used to add transparent effects of the image. To use this feature effectively, few effects such as lens effects and bends effect to make transparent objects in the images.
In Mirror panel, this button is used to add shadows and reflections of the objects in the images.