The following features are needed to implement top down parsing
(A) Source string marker
(B) Prediction making mechanism
(C) Matching and Backtracking mechanism
(D) All of the above
Ans: (D)
The main reason to encrypt a file is to .
(A) Reduce its size (B) Secure it for transmission
(C) Prepare it for backup (D) Include it in the start-up sequence
Ans: (B)
A UNIX device driver is
(A) Structured into two halves called top half and bottom half
(B) Three equal partitions
(C) Unstructured
(D) None of the above
Ans: (A)
The following is not a layer of IO management module
(A) PIOCS (Physical Input Output Control System)
(B) LIOCS (Logical Input Output Control System)
(C) FS (File System)
(D) MCS (Management Control System)
Ans: (D)
Which amongst the following is not a valid page replacement policy?
(A) LRU policy (Least Recently Used)
(B) FIFO policy (First in first out)
(C) RU policy (Recurrently used)
(D) Optimal page replacement policy
Ans: (C)
TII stands for
(A) Table of incomplete instructions
(B) table of information instructions
(C) translation of instructions information
(D) translation of information instruction
Ans: (A)
An analysis, which determines the syntactic structure of the source statement, is called
(A) Sementic analysis (B) process analysis
(C) Syntax analysis (D) function analysis
Ans: (C)
Action implementing instruction’s meaning are a actually carried out by
(A) Instruction fetch
(B) Instruction decode
(C) instruction execution
(D) Instruction program
Ans: (C)
The field that contains a segment index or an internal index is called
(A) target datum (B) target offset
(C) segment field (D) fix dat
Ans: (A)
A program in execution is called
(A) process (B) function
(C) CPU (D) Memory
Ans: (A)
Jobs which are admitted to the system for processing is called
(A) long-term scheduling (B) short-term scheduling
(C) medium-term scheduling (D) queuing
Ans: (A)
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