True/False (4 points each) 1) The DNS translates your human-readable address int
ID: 3578395 • Letter: T
Question
True/False (4 points each)
1) The DNS translates your human-readable address into an IP number.
2) The fill handle can be used to copy values but not formulas.
3) Data can be copied from one cell to another, but formulas cannot.
4) A group of cells is called a range.
5) The iteration variable is often used in computations in the <statement list>.
6) In programming, names for values are called variables.
7) A Boolean value can be either true or false.
8) The <then-statement> of an if statement only executes when the predicate is true.
9) As a contributor to lifelong learning, trying to solve our own problems and asking for help when we're truly stuck can contribute to greater understanding.
10) Because there are two dimensions in spreadsheets—columns and rows—there are actually two ways a formula can be relative.
Multiple-Choice (4 points each)
11) The Basic Input/Output System (BIOS) and are stored on a microchip called the:
A) kernel
B) ARM processor
C) flash memory package
D) Boot ROM
12) DSL stands for:
A) dialup service link
B) digital subscriber line
C) direct service link
D) digital subscriber link
13) Which of the following tags is not required on a Web page?
A) </html>
B) <body>
C) <head>
D) </hr>
14) A search engine consists partly of a:
A) link and a crawler
B) snoop and a bull's-eye
C) crawler and a query processor
D) spider and a web
15) How many bits does each hex digit require?
A) 2
B) 4
C) 16
D) Hex is not measured in bits.
16) Instruction sequences that repeat are called:
A) loops
B) assumptions
C) tests
D) sorting
17) We can see spreadsheet results graphically by creating:
A) complex formulas
B) hidden columns
C) charts
D) absolute cell references
18) The key field for the student database on a campus is probably the student:
A) address
B) ID
C) phone
D) last name
19) How many iterations will occur in this loop?
for (again = 0; again < 5; again = again + 1) {…}
A) four
B) five
C) six
D) none of the above
20) In JavaScript, the escape symbol is the:
A) slash (/)
B) backslash ()
C) colon (:)
D) semicolon (;)
21) Which of the following is not a suitable assignment statement?
A) wages = hours * rate
B) length * width = area
C) class = "College Algebra"
D) score = 92.8
22) In JavaScript, 17%5 is:
A) the name of a variable
B) 2
C) 3
D) the same as 17/5
23) In JavaScript, an empty string:
A) contains a single space enclosed in double quotes
B) is not valid
C) is the same as an undefined value
D) is written as ""
24) What operation combines two tables based on matching fields?
A) Join operation
B) Bind operation
C) Combine operation
D) Unite operation
25) An attribute or set of attributes that could potentially be chosen as the table's key is a:
A) primary key
B) secondary key
C) candidate key
D) provisional key
Bonus (6 points)
Using the repeating below, what is the encoded message of the plain text “King George”? (4 points)
Repeating Key: 217657
Plain Text: King George
Encoded (Encryption): _________________________________
XML stands for the ________________________________ Language. (2 points)
Explanation / Answer
25) option A ,primary key
24)option A ,join operation
23)option D
22)option B ,2
21)option B
20)option B
19)option B ,five
18)option B,ID
17)option C,charts
16)option A,loops
15)
1)true
4) true
6)true
7)true
8)false
9) true
10)true
11)option D,boot ROM
12)option D,digital subscriber link
13)option D,</hr>
15)option C,16
XML stands for extensible markup language
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