1. Digital means that computer information is discrete and countable, subdivided into:
A) input.
B) analog units.
C) digits.
D) bytes.
2. The smallest unit of information a computer can understand and process is known as a:
A) digit.
B) byte.
C) bit.
D) kilobyte.
3. bit can have two values:
A) bit and byte.
B) 0 and 1.
C) 2 and 4.
D) 1 and 2.
4. A group of 8 bits is known as a:
A) kilobyte.
B) binary digit.
C) byte.
D) megabit.
5. The most widely used code that represents each character as a unique 8-bit code is:
A) ASCII.
B) Unicode.
C) binary numbering system.
D) EBCDIC.
6. ASCII stands for:
A) American Standard Code for Information Interface.
B) American Standard Computer Interface Internet.
C) American Standard Code for Information Interchange.
D) Advanced Standard Code for Interface Interchange.
7. An advanced coding scheme that incorporates Chinese, Greek, Hebrew and Japanese is known as:
A) ASCII.
B) World wide interchange (WWI).
C) Worldcode.
D) Unicode.
8. The largest storage devices commonly available today are able to store:
A) kilobytes.
B) terabytes.
C) gigabytes.
D) petabytes.
9. The unit that transforms input into output is known as the:
A) RAM chip.
B) BIOS chip.
C) Motherboard.
D) CPU.
10. The motherboard is the:
A) circuit board that contains a CPU and other chips.
B) circuit board that houses peripheral devices.
C) same as the CPU chip.
D) the first chip that is accessed when the computer is turned on.
Answers:
1.(c), 2.(c), 3.(b), 4.(c), 5.(a), 6.(c), 7.(d), 8(b), 9.(d), 10.(a)
