AnswersSkelton - GSN - Computer Science Principles Semester ATest: Computing Systems

Test: Computing Systems Answers

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1
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What is the decimal (base-10) equivalent for the binary number 1001?

A
2
B
8
C
9
D
10
2
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Question is locked

Answer not available
3

An OR gate has two inputs: 1 and 1. What is the output?

A
0
B
There is no output for the inputs are invalid.
C
-1
D
1
4

Complete the sentence.

Answer not available
5

An XOR gate has two inputs: 1 and 1. What is the output?

A
0
B
-1
C
1
D
There is no output for the inputs are invalid.
6

Which best describes a laptop?

A
a computer peripheral
B
a portable computer with a built-in keyboard
C
a stationary system composed of a monitor, keyboard, and tower
D
a very lightweight computer with a touchscreen and no attached keyboard
7

A business is purchasing computers to be permanently installed at each employee’s desk. The longevity of the device is important to the business. Which choice is best?

Answer:

0:desktop

8

For the logic gate shown, what is true for wires A and B?

Question illustration
A
can be used for input or output
B
can only be used for input
C
are used for neither input nor output
D
can only be used for output
9

Match each explanation with the correct term.

Answer:

0:allows messages to be stored|1:component of a process|2:processes share memory and both can view and change stored values by reading and writing objects that are shared in memory

10

What is the output of the circuit if A is 0, B is 1, and C is 0?

Question illustration
A
This circuit is invalid and has no output.
B
1
C
2
D
0
11

What gate is described by this truth table? A B Output 1 1 0 1 0 1 0 1 1 0 0 0

A
OR
B
NOT
C
XOR
D
AND
12

Complete the sentence.

Answer not available
13

Which best describes RAM?

A
short-term memory
B
permanent memory
C
the hard drive
D
a solid state drive
14

Your computer lost its Wi-Fi connection. What might fix the problem? Select two options.

A
Check the Ethernet cable connected to your computer.
B
Restart your browser.
C
Reset the system clock.
D
Perform a power cycle.
E
Turn off the wireless connection for unused devices.
15

You are creating a diagram using a paint application on your desktop computer. How can you get the file to school tomorrow for a group project? Select four options.

A
Save it to a USB drive and take the USB drive to school.
B
Save it to a CD.
C
Attach it to an email and send the email to yourself.
D
Save it to the internal hard drive.
E
Save it to a DVD.
16

Where is information that is used by the CPU stored when the program is processed?

A
RAM
B
Metadata
C
the motherboard
D
a microprocessor
17

Select the best answer to complete the sentence.

Answer not available
18

Complete the sentence.

Answer not available
19

Complete the sentence.

Answer not available
20

Your operating system needs space to create new files. If there is not enough space, how can you free up space?

A
Run an update.
B
Check the power cord.
C
Perform a power cycle.
D
Delete unused files and programs.

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