APCSP overview questions

Question 1

Computers are used to search big data for patterns. Which will NOT produce useful results?

Accepted Answer

School analyzes grades to ID stus with top 10 highest GPAs

Question 2

This algorithm "flips a coin" 4 times. What indicates an equal number of heads and tails?

Accepted Answer

heads_counter = 2

Question 3

What is displayed from this program, given initials values of x is 5 and y is 10?

Accepted Answer

November

Question 4

What best describes what happens when a new device connects to the Internet?

Accepted Answer

An IP address is assigned to the device

Question 5

IsFound(list, item), returns True if item appears in list. ResultList starts empty & ends how?

Accepted Answer

Contains only elements found in both lists.

Question 6

How can you switch all occurrences of "apples" to "bananas"? "Grapes" is not in the text.

Accepted Answer

1-apples to grapes 2-bananas to apples 3-grapes to bananas

Question 7

Which of the following poses the greatest cybersecurity risk?

Accepted Answer

Reserving a room by emailing a cc number to a hotel

Question 8

Which replacement for <MISSING CONDITION> will result in an infinite loop?

Accepted Answer

j = 6

Question 9

Code displays "odd" if positive number num is odd. What should replace <MISSING CONDITION>?

Accepted Answer

(num MOD 2) = 1

Question 10

Which is true about program documentation?

Accepted Answer

It is useful for development and when modifications are made

Question 11

A user enters a URL and a file request is sent to the server. How is the file sent to the user?

Accepted Answer

Broken into packets which must be reassembled upon receipt

Question 12

You copy a recorded song and it has lower quality than the original. What could be why?

Accepted Answer

The song was saved using fewer bits per second than original

Question 13

Which statements are true about using high-level vs. low-level coding languages?

Accepted Answer

I, II, and III

Question 14

What character is represented by the binary number 1001010?

Accepted Answer

J

Question 15

Which best describes the result of using 64-bit integers instead of 32-bit?

Accepted Answer

232 times as many values can be represented

Question 16

Which is an unethical use of computer resources?

Accepted Answer

Buying single-user software and installing on all lab pcs

Question 17

Which students get an academic award given this formula for award: (absences<=5) AND (GPA>3.5)

Accepted Answer

Absences = 5, GPA = 3.8

Question 18

What is LEAST likely to affect a program's ability to process large amounts of data?

Accepted Answer

How many code statements the program contains

Question 19

An algorithm sums a list of integers. What can you add to it to compute only the even integers?

Accepted Answer

Selection

Question 20

A program displays the # of times target appears in a list. Which describes the program?

Accepted Answer

The program correctly displays the # of times target appears

Question 21

According to the chart, which ASCII character is represented by the HEX number 56?

Accepted Answer

V

Question 22

Which is LEAST likely to indicate a phishing attack?

Accepted Answer

Bank email asks you to call the # on your cc to verify sale

Question 23

What is displayed as a result of running this code?

Accepted Answer

2 3

Question 24

What represents the figure drawn by this program using Draw (length, direction)?

Accepted Answer

B

Question 25

Some programs use constants -variables with values that never change. Good uses of that are:

Accepted Answer

I and III only

APCSP overview questions

Questions 25

APCSP overview questions

Questions 25