Computer Science Handout (Objectives) Flashcards by Pauline Peralta

Which of the following do you called the brain of any computer system?
A. arithmetic logic unit
B. central processing unit
C. random access memory
D. control processing unit

central processing unit

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A printed circuit board that has (at least) slots to connect cards into. Often, they also include a CPU and memory is called
A. mainframe
B. IDE port
C. motherboard
D. server

motherboard

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The Central Processing Unit of computer is a combination of ____________.
A. arithmetic logic and input unit
B. control and storage
C. arithmetic logic and control unit
D. control and input unit

arithmetic logic and control unit

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Which of the following are NOT examples of nonvolatile memory in the computer system?
A. Flash drives
B. RAMs
C. Optical disk
D. Hard drives

RAMs

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Which of the following classes of mass memory devices used a laser beam to write and read onto a specified coated disk?
A. Non-volatile memory
B. RAM
C. ROM
D. Optical disk memory

Optical disk memory

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Which of the following refers to the branch of computer science that is concerned with making computers behave and “think” like humans?
A. Intelligence Network
B. Artificial Intelligence
C. Neural Network
D. Robotics Science

Artificial Intelligence

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Which of the following does not threaten the operation of a computer?
A. Trojan horse
B. Worm
C. Firewall
D. Hacking

Firewall

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What is the abbreviation for a binary digit?
A. Byte
B. Bid
C. Bit
D. Bin

Bit

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A byte is composed of how many bits?
A. 2
B. 4
C. 6
D. 8

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1 KB is how many bytes?
A. 1000
B. 1024
C. 1012
D. 1048

1024

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What is a computer programming language in which groups of 1s and 0s are used to represent instructions and the only language a computer actually understood?
A. FORTRAN
B. Machine language
C. MS DOS
D. Application software

Machine Language

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Identify the I/O part described below. An external D shaped connectors with a total of 15 female pins in 3 rows.
A. Printer
B. Scanner
C. VGA/SVGA Video Port
D. USB Port

VGA/SVGA Video Port

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A technician has installed a new video card and the computer will new only boot into VGA mode. which of the following may be the cause of the problem?
A. There is an operating system incompatibility.
B. the external monitor is not compatible.
C. The new card is not DVI compatible.
D. The incorrect drivers are installed.

The incorrect drivers are installed.

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Which device allows your computer to talk to other computers over a telephone line as well as access the internet?
A. RAM
B. CD-ROM drive
C. Hard drive
D. Modem

Modem

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After installing a new cable modem and new router, which of the following should be the order used to start up the devices?
A. Turn on the cable modem, then the router, and then the computer
B. Turn on the cable modem, then the computer, and then the router
C. Turn on the router, then the computer, and then the cable modem
D. Turn on the computer, then the cable modem, and then the router

Turn on the cable modem, then the router, and then the computer

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What does FTTH mean?
A. Flexible To The House
B. Flexible To The Home
C. Fiber To The Home
D. Fiber To The House

Fiber To The Home

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What form of software can also be called firmware?
A. cache memory
B. operating system
C. System BIOS
D. random memory

System BIOS

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BIOS stands for
A. Basic Input Output Society
B. Basic Input Output System
C. Base Input Output Society
D. Base Input Output System

Basic Input Output System

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What is BASIC stands for?
A. Basic All-purpose Symbolic Instruction Code
B. Basic All-purpose System Instruction Code
C. Beginner’s All-purpose Symbolic Instruction Code
D. Beginner’s All-purpose System Instruction Code

Beginner’s All-purpose Symbolic Instruction Code

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ASCII means?
A. American Standard Code for Information Input
B. American Standard Code for Input Information
C. American Standard Capacity for Information Input
D. American Standard Code for Information Interchange

American Standard Code for Information Interchange

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HTTP:// is an identifier that appears at the beginning of most Webpage .
stands for?
A. Hypertext Time Protocol
B. Hypertime Text Protocol
C. Hypertext Transmission Process
D. Hypertext Transfer Protocol

Hypertext Transfer Protocol

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Which of the following is NOT a computer programming language?
A. FORTRAN
B. COBOL
C. LOTUS
D. PASCAL

LOTUS

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MS-WORD is a type of?
A. system software
B. operating system
C. system architecture
D. application software

application software

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Which of the following computer program is NOT considered open-source software?
A. Firefox
B. Microsoft Office
C. Linux
D. OpenOffice.org

Microsoft Office

What is the shortcut key to reach the end of the document? A. End B. Ctrl + End C. Shift + End D. Home

Ctrl + End

In printing your document in the computer, what is the default mode? A. Page View B. Landscape C. Page Set-up D. Portrait

Portrait

MS-DOS is a type of? A. system software B. operating system C. application software D. system architecture

system software

Which of the following is an instruction that causes data to be brought from memory into an accumulator register? A. FETCH B. LOOP C. LOAD D. JUMP

LOAD

What do you call a translated program in a machine language? A. a source program B. an object program C. a machine program D. a user's program

an object program

Is a list of instructions that the computer must follow in order to process data into information. A. Program B. Pseudocode C. Flowchart D. File

Program

Which of the following is the basic symbol used as a beginning or termination in logic diagram or flowchart? A. square box B. Oval symbol C. rectangular box D. Diamond box

Oval symbol

In a flow chart, what is the symbol used in decision making? A. oval B. rectangle C. diamond D. square

diamond

What is the standard method for coding data on 80-column, 12-row card? A. ASCII B. EBCDIC code C. Hollerith code D. Baudot code

Hollerith code

A is group of bits, that may be manipulated or stored at one time by the CPU. A. program B. address C. word D. software

word

Is one in which all microcomputers and other communication devices are connected to a central hub, such a file server or host computer. A. Star Network B. Ring Network C. Bus Network D. Hybrid Network

Star Network

In a logic circuit with input A & B in an OR gate. If A = 0 and B = 1. What is f? [f = A + B] A. 0 B. 01 C. 1 D. 10

In a spreadsheet (EXCEL) , the number in cell A2 is set to 2. Then cell B2 is set to A2*4/$A$2, where $ indicates the absolute cell address. This formula is copied into cells C2 and D2. What is the value shown in cell D2? A. 8 B. 2 C. 4 D. 16

The flowchart for a computer program contains the following segment: X= -1 Y= -2 Z = X x Y If Z < 0 THEN Z = Z + 1 RETURN what will be the value of z returned by the program segment? A. -1 B. -2 C. 2 D. 0

What is wrong with this program? DO 20 I = 1, 5 A(I, J) =: 5.8 I = 5 20 CONTINUE A. A cannot be a real number. B. I cannot be an integer. C. There is an excess comma in the DO statement. D. The value of I cannot be changed in the DO loop.

The value of I cannot be changed in the DO loop.

Which of the following is the ONLY acceptable FORTRAN statement? A. READ(5, 99) (TIME(x), X=1,10) B. READ(5, 99) (TOTAL(N) , N=1,20) C. WRITE(6,101) (MATRIX(J, J=1,8) D. DIMENSION Z(TEN)

READ(5, 99) (TOTAL(N) , N=1,20)

What would be the value printed output as a result of the following? 10 DEF FNA (X) = x^2 + 1/X 20 PRINT FNA (2) 30 END A. 7.2 B. 4.5 C. 6.5 D. 483.14

4.5

Find the value of J in the program I = 1 J = 0 15 J = J^2 + I^2 If (I = 3) GOTO 16 I = I + 1 GOTO 15 16 CONTINUE A. 34 B. 9 C. 40 D. 15

What is the error in the following FORTRAN program? 670 READ L,M,N 680 DATA 33 40 60 690 PRINT L+M/N 700 PRINT L*N+M 800 END A. line 670 B. line 680 C. line 690 D. line 700

line 680

What is the output of the following FORTRAN program? 100 DATA 'June' ,15,1955 200 READ N$ 300 DATA 1948 400 READ C,X,X1 500 PRINT X1,N$,X,C A. 15,1955,June,1955 B. June 15 1955 1948 C. 1948 June 1955 15 D. 1948 June 15 1955

1948 June 1955 15

What is the term for a deadlock situation that occurs when a program references a difference page for almost every instructions and there is NOT even enough real memory to hold MOST of the virtual memory? A. Scanning B. Thrashing C. Handshaking D. Paging

Thrashing

A software that allows users to have fast and flexible access to large information and documents. A. internet B. e-mail C. hypertext D. hyperlink

hyperlink

Which one is the portion of an instruction cycle where the instruction is sent from memory to the instruction paper? A. LOAD B. ACCUMULATE C. EXECUTE D. FETCH

FETCH

WWW stands for A. World Wide War B. World Wide Web C. Worldwide Worker D. World Wide Wrestling

World Wide Web

A software program designed to enter a computer system, usually a network through security "holes" and then replicate itself. A. computer virus B. worm C. trojan horse D. HTTP

worm

Which of the following is the fastest method to transfer data wirelessly? A. Standard infrared B. Bluetooth C. 802.11 D. General Packet Radio System (GPRS)

802.11

MATLAB stands for? A. matrix laboratory B. math library C. matric library D. matrix library

matrix laboratory

In nested loops, the continue statement exits the A. current iteration B. loop C. inner D. outer

current iteration

To stop or abort the execution of a MATLAB command, used keys? A. ctrl+c B. ctrl+s C. ctrl+b D. ctrl+enter

ctrl+c

What command clears all data and variables stored in memory. A. clc B. clear C. delete D. deallocate

clear

Which of the following command is used to clear command window A. clear B. clc C. close all D. clear com

clc

What is the output of the following code? A = [ 1 2 3 . .] ; A. the output is suppressed B. A row vector C. A row vector concatenated with a null matrix D. Error

Error

Octal coding involves grouping the bits in ______? A. 6's B. 9's C. 1's D. 3's

3's

_______ is a software that allows users to have fast and flexible access to information in large documents, constructing associations among data items needed A. Voice mail B. Internet C. E-mail D. Hypertext

Hypertext