COSC 2425 Exam (Chapter 1 -7) with all Correct & 100%
Verified Answers |Actual Complete Exam |Already
Graded A+
The Organization the sets standards for photographic film and the pitch of screw threads, in
addition to matters concerning computers, it the: ✔Correct Answer-ISO
Cognitive Computing can make inferences within a problem's context using hard facts and
incomplete information ✔Correct Answer-True
Suppose someone writes a program to find the perfect solution to a problem, but it will take
150 years to run. We say that this particular solution is: ✔Correct Answer-Computationally
infeasible
We study computer ___________ to become familiar with how circuits and signals collaborate
to create working computer systems. ✔Correct Answer-Organization
Computer ______________ concerns itself with instruction sets and formats, operation codes,
data types, the number and types of registers, addressing modes, main memory access
methods, and various I/O mechanisms. ✔Correct Answer-Architecture
The _____ is the agreed-upon interface between all the software that funs on the machine and
the hardware that executes it. It allows you to talk to the machine. ✔Correct Answer-(ISO)
Instruction Set Architecture
There are ______ megabytes in a terabyte. ✔Correct Answer-2^10
There are _____ kilobytes in a exabyte. ✔Correct Answer-2^50
Many desktop computers utilize the ___________ bus standard in which the system augments
its main bus with dedicated I/O buses using expansion slots. ✔Correct Answer-Peripheral
component Interconnect
Clock speeds in today's microprocessors are measured in ________ . ✔Correct Answer-
gigahertz
________ allow movement of data to and from devices external to the computer ✔Correct
Answer-ports
The organization that sets standards from computer components, signaling protocols, and data
representation is the: ✔Correct Answer-IEEE
,The mechanical computer that included mechanisms that provided memory and an arithmetic
processing unit was the: ✔Correct Answer-Difference engine
The first completely electronic computer was the ________ ✔Correct Answer-Atanasoff-Berry
Computer
The first general-purpose programmable electronic computer was the______ ✔Correct
Answer-ENIAC
In the von Neumann architecture, the central processing unit (CPU) consists of registers, an
arithmetic-logic unit (ALU), and a(n) ________. ✔Correct Answer-Control Unit
Computer chips having multiple processing units on a single chip are _____ architectures.
✔Correct Answer-multicore
The ratio of horizontal pixels to vertical pixels that a monitor can display is its _____ ratio.
✔Correct Answer-aspect ratio
Deep Blue beat a human chess Grandmaster using ______ methods. ✔Correct Answer-Brute
force
Cloud storage is a limited form of ____________. ✔Correct Answer-Infrastructure as a Service
(IaaS)
67 (base 10) = _______ (base 3) ✔Correct Answer-3|67
3| 22 - Remainder = 1
3| 7 - Remainder = 1
3| 2 - Remainder = 1
3| 2 - Remainder = 2
Answer:
2111
728 (base 9) = ______(base 10) ✔Correct Answer-10| 593
10| 59 - Remainder = 3
10| 5 - Remainder = 9
10| 5 - Remainder = 5
Answer:
593
1101101 (base 2) = ______ (base 10) ✔Correct Answer-1 • 2^6 = 64
1 • 2^5 = 32
, 0 •2^4 = 0
1 • 2^3 = 8
1 • 2^2 = 4
0 • 2^1 = 0
1 • 2^0 = 1
Sum = 109 base 10
Answer:
109
01AF (base 16) = _____ (base 10) ✔Correct Answer-01AF = (0 × 16³) + (1 × 16²) + (10 × 16¹) +
(15 × 16⁰) = 431
Convert 0.2578125 to binary with 8 bits to the right of the binary point. ✔Correct Answer-
0.2578125 • 2 = 0.515625 == 0
0.515625 • 2 = 1.03125 == 1
1.03125 • 2 = 0.0625 == 0
0.0625 • 2 = 0.125 == 0
0.125 • 2 = 0.5 == 0
0.5 • 2 = 1 == 1
== 0.0100010
(added extra zeros for 8 bits)
Convert 0B2C (base 16) to binary. ✔Correct Answer-Hexadecimal Binary
0 0000
1 0001
2 0010
3 0011
4 0100
5 0101
6 0110
7 0111
8 1000
9 1001
A 1010
B 1011
C 1100
D 1101
E 1110
F 1111
Verified Answers |Actual Complete Exam |Already
Graded A+
The Organization the sets standards for photographic film and the pitch of screw threads, in
addition to matters concerning computers, it the: ✔Correct Answer-ISO
Cognitive Computing can make inferences within a problem's context using hard facts and
incomplete information ✔Correct Answer-True
Suppose someone writes a program to find the perfect solution to a problem, but it will take
150 years to run. We say that this particular solution is: ✔Correct Answer-Computationally
infeasible
We study computer ___________ to become familiar with how circuits and signals collaborate
to create working computer systems. ✔Correct Answer-Organization
Computer ______________ concerns itself with instruction sets and formats, operation codes,
data types, the number and types of registers, addressing modes, main memory access
methods, and various I/O mechanisms. ✔Correct Answer-Architecture
The _____ is the agreed-upon interface between all the software that funs on the machine and
the hardware that executes it. It allows you to talk to the machine. ✔Correct Answer-(ISO)
Instruction Set Architecture
There are ______ megabytes in a terabyte. ✔Correct Answer-2^10
There are _____ kilobytes in a exabyte. ✔Correct Answer-2^50
Many desktop computers utilize the ___________ bus standard in which the system augments
its main bus with dedicated I/O buses using expansion slots. ✔Correct Answer-Peripheral
component Interconnect
Clock speeds in today's microprocessors are measured in ________ . ✔Correct Answer-
gigahertz
________ allow movement of data to and from devices external to the computer ✔Correct
Answer-ports
The organization that sets standards from computer components, signaling protocols, and data
representation is the: ✔Correct Answer-IEEE
,The mechanical computer that included mechanisms that provided memory and an arithmetic
processing unit was the: ✔Correct Answer-Difference engine
The first completely electronic computer was the ________ ✔Correct Answer-Atanasoff-Berry
Computer
The first general-purpose programmable electronic computer was the______ ✔Correct
Answer-ENIAC
In the von Neumann architecture, the central processing unit (CPU) consists of registers, an
arithmetic-logic unit (ALU), and a(n) ________. ✔Correct Answer-Control Unit
Computer chips having multiple processing units on a single chip are _____ architectures.
✔Correct Answer-multicore
The ratio of horizontal pixels to vertical pixels that a monitor can display is its _____ ratio.
✔Correct Answer-aspect ratio
Deep Blue beat a human chess Grandmaster using ______ methods. ✔Correct Answer-Brute
force
Cloud storage is a limited form of ____________. ✔Correct Answer-Infrastructure as a Service
(IaaS)
67 (base 10) = _______ (base 3) ✔Correct Answer-3|67
3| 22 - Remainder = 1
3| 7 - Remainder = 1
3| 2 - Remainder = 1
3| 2 - Remainder = 2
Answer:
2111
728 (base 9) = ______(base 10) ✔Correct Answer-10| 593
10| 59 - Remainder = 3
10| 5 - Remainder = 9
10| 5 - Remainder = 5
Answer:
593
1101101 (base 2) = ______ (base 10) ✔Correct Answer-1 • 2^6 = 64
1 • 2^5 = 32
, 0 •2^4 = 0
1 • 2^3 = 8
1 • 2^2 = 4
0 • 2^1 = 0
1 • 2^0 = 1
Sum = 109 base 10
Answer:
109
01AF (base 16) = _____ (base 10) ✔Correct Answer-01AF = (0 × 16³) + (1 × 16²) + (10 × 16¹) +
(15 × 16⁰) = 431
Convert 0.2578125 to binary with 8 bits to the right of the binary point. ✔Correct Answer-
0.2578125 • 2 = 0.515625 == 0
0.515625 • 2 = 1.03125 == 1
1.03125 • 2 = 0.0625 == 0
0.0625 • 2 = 0.125 == 0
0.125 • 2 = 0.5 == 0
0.5 • 2 = 1 == 1
== 0.0100010
(added extra zeros for 8 bits)
Convert 0B2C (base 16) to binary. ✔Correct Answer-Hexadecimal Binary
0 0000
1 0001
2 0010
3 0011
4 0100
5 0101
6 0110
7 0111
8 1000
9 1001
A 1010
B 1011
C 1100
D 1101
E 1110
F 1111
