2023-2024 Living in IT Era Midterm Exam

What is the main brain system of a computer responsible for processing data and running software?

• Main Memory

• Input Device

• Output Device

• Central Processing Unit (CPU)

What type of memory can hold data for an extended period, even without power?

• RAM

• Secondary Storage Device

• CPU

• Input Device

What is the role of software in a computer system?

• To store data in main memory

• To control and manage the basic operations of a computer

• To hold program instructions

• To process data from input devices

What are the four major functions of a computer?

• Cooking, cleaning, reading, writing

• Input, storage, output, processing

• Gaming, browsing, emailing, typing

• Talking, walking, thinking, sleeping

What type of material is used to build transistors, which are electrical switches inside early computers?

• Metal

• Glass     

• Semiconductor

• Wood

How many bits make up one byte in computer language?

• 2

• 4

• 8

• 10

What type of port allows data transfer at speeds up to 10,000 Mbps and is used for connecting computers to cable modems or wired networks?

• USB

• HDMI

• Audio

• Ethernet

What distinguishes webcasts from podcasts?

• Webcasts are available for download

• Webcasts are prerecorded

• Webcasts are generally live or one-time events

• Webcasts use Really Simple Syndication (RSS)

What advice does the text give for maintaining privacy on social networking sites?

• Keep your personal information private

• Share your physical address to build trust

• Use your birth year as your password

• Post information that can be used for security questions

What does e-commerce stand for?

• Electronic Commercial

• Efficient Commerce

• Electronic Communication

• Electronic Commerce