Tick (/) the correct answers. a. Class Style Sheet
b. Cascading Style Sheet C. Cascading Simple Set
2. Which of the following does not hold true for CSS?
a. CSS is a set of rules that govern how the elements in a web page are displayed.
b. CSS increases the length of the code.
C. Both a and b
3. Which of the following is used to apply a style to a particular element?
a. Internal style
b. External style
C. Inline style
4. Which of the following is used to set the distance between the lines of text?
a. line-height
b. letter-spacing
C. line-length
5. Which of the following is not a valid border property?
a. border-radius
b. border-style
C. border-dotted

Acomputer is a multipurpose device that accepts input, processes data, stores data, and produces output, all according to a series of stored . the processing unit of most modern computers is a(n) . the instructions that tell a computer how to carry out a task are referred to as computer , which are distributed as software. computers run three main types of software: software, system software, and development tools. an example of system software is a computer system, which is essentially the master controller for all the activities that a digital device performs. digital devices are constructed using tiny electronic components that represent data bits as electrical signals. the system unit houses the system board, which contains several circuits made from semiconducting materials. computers come in three popular form factors: component, , and slate. many of today's digital devices operate on battery power supplied by ion batteries. battery life and lifespan can be extended by following good battery management practices.

Dean wants a quick way to look up staff members by their staff id. in cell q3, nest the existing vlookup function in an iferror function. if the vlookup function returns an error result, the text “invalid staff id” should be displayed by the formula. (hint: you can test that this formula is working by changing the value in cell q2 to 0, but remember to set the value of cell q2 back to 1036 when the testing is complete.)

Rachel completed typing an official document with a word processing program. she wants to make sure that her document has no typographical errors. she also wants all headings to have the same font. which features in a word processing program should she use? rachel should use the feature in a word processing program to find typographical errors. she should apply to have uniform headings.