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Prepare for your CS exam with a review of essential topics like computer architecture, networks, and internet applications. Practice short answer, multiple choice, and fill in the blank questions for success. Study tips and test format included.
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Exam Format • 110 Total Points • 20 Points Short Answer • 15 Points Fill in the Blank • 15 Points T/F • 40 Points Multiple Choice • 20 Points Matching • The above are approximations
Example Short Answer • What are the three parts of the execution cycle?
Example Short Answer • If you have a network connection that can transmit at 300 Mbps, about how long would it take to download a file that is 2 GB?
Example T/F problem T F A Wii controller would be considered an input device.
Example Multiple Choice How many bits are in a byte? A) 4 B) 8 C) 10 D) 16 E) 256
What is a Computer? • 20 Points • All information is digital • The more bits you have, the more different things you can represent • Know the difference between a “bit” and a “byte” • 2bits is a formula for determining the number of things you can represent • Von Neumann Architecture • Data and instructions stored in memory • Should be able to draw it (with labels) • Memory • RAM • Input/Output • Secondary storage • What are input and output devices. Be able to give examples. • Central Processing Processor • Fetch-decode-execute cycle • Instruction sets, machine language (what are they?) • Only the sections of chapters covered in class
Chapter 15 - Networks • 65 Points • Analog vs. Digital • What is a modem? • Bandwidth • Given a speed, calculate transmit time • Basic Terminology • Ethernet vs.Token Ring • LAN, WAN, packet, router, client-server • The internet • TCP • IP • Protocols • HTTP, FTP
Chapter 15 (cont.) • Internet Applications • What is the difference between a LAN and a WAN? • Broadcast vs. packet forwarding • What is the difference between the WWW and the internet? • World Wide Web • Terminology • HTML • HTTP • Browser
Chapter 15 (cont.) • E-mail • SMTP • POP3 • FTP • Encryption • Know how public key encryption works for sending secure messages
Homework Assignments • 20 points • Do each assignment and understand what you did. • Remember something about the assignment details. For example, “I had to figure out the mileage by car and by foot to my elementary school.” • Remember what tools you used for what task. • You will not have to know the details of what key or menu item to use for a specific task.
How to Study • Look at homework assignments. • Use study groups. • Read the book. • Memorize, but understand. • Don’t stay up late!! Get some sleep and eat a good breakfast.
What to bring • Pencils and erasers • We will provide scratch paper • No calculators or cell phones