ESAS_Computer Terms

April 2022: What is the term for a deadlock situation that occurs when a program references a difference page for almost every instruction and there is not even enough real memory to hold most of the virtual memory? A. Paging B. Scanning C. Thrashing D. Handshaking

C

April 2022: As the simplex algorithm progress from one solution to the next in a linear programming maximization problem, what will happen to the value of the object functions? A. It will increase and then decrease. B. It will decrease and then increase. C. It will increase or stay the same. D. It will decrease or stay the same.

C.

April 2022: Matt is downloading an 800 kB file from the internet using his 28.8k modem. How long will it take him to finish downloading? A. 0.46 min B. 3.7 min C. 3.8 min D. 4.1 min

C.

April 2023: 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 1 D.1948 June 15 1955

C.

Find the value of J after executing the following program. I=1 J=0 15 J=J**2+1**2 IF (LEQ.3) GO TO 16 I=I+1 GO TO 15 16 CONTINUE A. 9 B. 15 C. 34 D. 40

C.

Find the values of X and Y after this program segment has been performed. X=2 Y=4 Z=X X=V Y=Z A. X=2, Y=4 B. X=4, Y=4 C. X=4, Y=2 D. X-2, Y=2

C.

Sept 2021: What is the standardized communication technique for expressing instructions to a combuter? A. Flow chart B. Algorithn C. Programming language D. Logic

C.

Sept 2021: Which of the following are used in designing ar.d documenting, complex processes-or programs that help to visualize what Is going on and thereby help the viewer to understand a process or algorithm? A. Charts B. Diagrams C. Flowcharts D. Networks

C.

Which is the correct DIMENSION statement for a 9x9 matrix, A, and a vector, B, with nine elements? A. DIMENSION A (9.9),B(9) B. DIM A(9,9),B(9) C. DIMENSION A(9,9),B(9) D. DIMENSION, A(9,9), B(9)

C.

Which of these expressions for a one-dimensional array, A, is acceptable? Assume B, H, I, J, K, and L are greater than zero. A. A(1,K) B. A(H+J) C. A(2*L-1) D. A(-3)

C.

An unconnected input is termed as ____? A. Open B. Close C. Disconnected D. Floating

D.

Sept 2021: Encryption can prov-de all of the following features of information systems security EXCEPT ______. A. Confidentiality B. Integrity C. Authencity D. Privacy

D.

Sept 2021: Which of the following is a correct IF statement? A. IF.(I.GE.5) GO TO 7 B. IF (I,GE,5) GO TO 7 C. IF (I.GE.5) D. IF (I.GE.5) GO TO 7

D.

Sept 2022: 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. The number shown in cell D2 is A. 2 B. 4 C. 8 D. 16

D.

Sept 2022: 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

D.

What is the principal register of an arithmetic logic unit? A. Controller B. Buffer C. Actuator D. Accumulator

D.

What is the value of A after this program segment is performed? A=0 DO 77 I=1,4 77 A=A+I A. 4 B. 5 C. 8 D. 10

D.

What is wrong with this program? DO 20 I=1,5 A(I)=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.

D.

Which of the following would have to be added to the main program as a result of the variable XINCH being changed to INCH? Before the change, the function is FUNCTION FOOT(XINCH) FOOT=XINCH/12.0 RETURN END A. a COMMON statement B. a CALL statement C. a DIMENSION specification D. a REAL variable declaration

D.

Which of these FORTRAN format specifications reads the input -567610 as -5676.10? A. F6.2 B. F7.2 C. F7.3 D. F8.2

D.

____ gate is formed by inversion of the output of the AND gate. A. XNOR B. OR C. NOR D. NAND

D.

April 2022: Which of the following media is considered solid state? A. Flash media B. Tape drive C. DVD D. Floppy disk

A.

In binary number, shifting the binary point one place to the right A. multiples by 2 B. divides by 4 C. multiples 4 D. increases by 2

A.

Sept 2022: A network of private computers infected with malicious software and controlled as a group without owner's knowledge like sending spam messages. A. Botnet C. Hacking B. Phishing D. Trojan horse

A.

Sept 2022: Which of the following is an instruction that causes data to be brought from memory into an accumulation register? A. LOAD B. LOOP C. FETCH D. JUMP

A.

Which of the following statements, which is FALSE? A. The FORMAT statement may or may not be executed by the program. B. More than one STOP statement is permitted in a program. C. The arithmetic IF can only be used to evaluate an arithmetic expression. D. No FORMAT statement is required with unformatted READ or WRITE statements.

A.

A multiwire connection between digital circuits is usually called a A. Ribbon B. Bus C. Wire wrap D. Multiplexed line

B.

An instruction that causes data in the A accumulator to be moved to the memory or a peripheral register. A. FETCH B. STORE C. LOOP D. LOAD

B.

April 2023: Where 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

B.

BCD code has always ___ bits per number. A. 2 B. 4 C. 8 D. 16

B.

Sept 2021: HTTP;// is an identifier that appears at the beginning of most Web page. What does HTTP stands for? A. Hypertime Text Process B. Hypertext Transfer Protocol C. Hypertext Transmission Process D. Hypertext Time Protocol

B.

Sept 2022: 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

B.

Sept 2022: An instruction that causes data in the accumulator to be moved to the memory or a pheripheral register. A. FETCH B. STORE C. LOOP D. LOAD

B.

Sept 2022: Which of the following are NOT example of nonvolatile memory in the computer system? A. Flash drives B. RAMS C. Optical disk D. Hard drives

B.

Which of the following is the language used in making an internet web page? A. Highertext mark-up language B. Hypertext mark-up language C. Hightech mark-up language D. Hypertext make-up language

B.